no code implementations • 31 May 2018 • Yu Zhao, Xiang Li, Wei zhang, Shijie Zhao, Milad Makkie, Mo Zhang, Quanzheng Li, Tianming Liu
Simultaneous modeling of the spatio-temporal variation patterns of brain functional network from 4D fMRI data has been an important yet challenging problem for the field of cognitive neuroscience and medical image analysis.
no code implementations • 10 May 2018 • Xiaoyu Yue, Zhanghui Kuang, Zhaoyang Zhang, Zhenfang Chen, Pan He, Yu Qiao, Wei zhang
Deep CNNs have achieved great success in text detection.
no code implementations • 1 Mar 2018 • Yang Yu, Kazi Saidul Hasan, Mo Yu, Wei zhang, Zhiguo Wang
Relation detection is a core component for Knowledge Base Question Answering (KBQA).
no code implementations • 16 Jan 2018 • YaoSheng Yang, Meishan Zhang, Wenliang Chen, Wei zhang, Haofen Wang, Min Zhang
To quickly obtain new labeled data, we can choose crowdsourcing as an alternative way at lower cost in a short time.
Chinese Named Entity Recognition named-entity-recognition +2
no code implementations • 11 Jan 2018 • Zhengqiu He, Wenliang Chen, Zhenghua Li, Meishan Zhang, Wei zhang, Min Zhang
First, we encode the context of entities on a dependency tree as sentence-level entity embedding based on tree-GRU.
no code implementations • 7 Dec 2017 • Chia-Yu Chen, Jungwook Choi, Daniel Brand, Ankur Agrawal, Wei zhang, Kailash Gopalakrishnan
Highly distributed training of Deep Neural Networks (DNNs) on future compute platforms (offering 100 of TeraOps/s of computational capacity) is expected to be severely communication constrained.
no code implementations • 29 Nov 2017 • Qingfu Wan, Wei zhang, xiangyang xue
For the first time, we show that training regression network from skeleton map alone is capable of meeting the performance of state-of-theart 3D human pose estimation works.
no code implementations • 18 Nov 2016 • Wei Zhang, Minwei Feng, Yunhui Zheng, Yufei Ren, Yandong Wang, Ji Liu, Peng Liu, Bing Xiang, Li Zhang, Bo-Wen Zhou, Fei Wang
By evaluating the NLC workloads, we show that only the conservative hyper-parameter setup (e. g., small mini-batch size and small learning rate) can guarantee acceptable model accuracy for a wide range of customers.
no code implementations • 19 Sep 2017 • Wei Zhang, Bo-Wen Zhou
Learning to remember long sequences remains a challenging task for recurrent neural networks.
no code implementations • 8 Jul 2017 • Tianyi Zhao, Baopeng Zhang, Wei zhang, Ning Zhou, Jun Yu, Jianping Fan
Our LMM model can provide an end-to-end approach for jointly learning: (a) the deep networks to extract more discriminative deep features for image and object class representation; (b) the tree classifier for recognizing large numbers of object classes hierarchically; and (c) the visual hierarchy adaptation for achieving more accurate indexing of large numbers of object classes hierarchically.
no code implementations • 24 Jun 2017 • Tianyi Zhao, Jun Yu, Zhenzhong Kuang, Wei zhang, Jianping Fan
In this paper, a deep mixture of diverse experts algorithm is developed for seamlessly combining a set of base deep CNNs (convolutional neural networks) with diverse outputs (task spaces), e. g., such base deep CNNs are trained to recognize different subsets of tens of thousands of atomic object classes.
no code implementations • 15 Feb 2017 • Wei Zhang, Lei Han, Juanzhen Sun, Hanyang Guo, Jie Dai
This paper describes the first attempt to nowcast storm initiation, growth, and advection simultaneously under a deep learning framework using multi-source meteorological data.
no code implementations • 28 Feb 2017 • Raphael Petegrosso, Wei zhang, Zhuliu Li, Yousef Saad, Rui Kuang
The success of semi-supervised learning crucially relies on the scalability to a huge amount of unlabelled data that are needed to capture the underlying manifold structure for better classification.
no code implementations • 21 Feb 2017 • Wei Zhang, Shengnan Hu, Kan Liu, Zheng-Jun Zha
This paper presents a novel approach for video-based person re-identification using multiple Convolutional Neural Networks (CNNs).
no code implementations • 12 Dec 2016 • Dongkuan Xu, Jia Wu, Wei zhang, Yingjie Tian
To the end, we propose a positive instance detection via graph updating for multiple instance learning, called PIGMIL, to detect TPI accurately.
no code implementations • 28 Oct 2016 • Danis J. Wilson, Wei zhang
In this work, we consider the problem of hotel recommendation for travel planning services by integrating the location information and the user's preference for recommendation.
no code implementations • 31 Oct 2016 • Yang Yu, Wei zhang, Kazi Hasan, Mo Yu, Bing Xiang, Bo-Wen Zhou
This paper proposes dynamic chunk reader (DCR), an end-to-end neural reading comprehension (RC) model that is able to extract and rank a set of answer candidates from a given document to answer questions.
Ranked #49 on Question Answering on SQuAD1.1 dev
no code implementations • 17 Sep 2016 • Xingyi Zhou, Xiao Sun, Wei zhang, Shuang Liang, Yichen Wei
In this work, we propose to directly embed a kinematic object model into the deep neutral network learning for general articulated object pose estimation.
Ranked #307 on 3D Human Pose Estimation on Human3.6M
no code implementations • 26 Oct 2015 • Yang Yu, Wei zhang, Chung-Wei Hang, Bing Xiang, Bo-Wen Zhou
In this paper we explore deep learning models with memory component or attention mechanism for question answering task.
no code implementations • 14 Oct 2015 • Wei Zhang, Yang Yu, Bo-Wen Zhou
Neural Turing Machines (NTM) contain memory component that simulates "working memory" in the brain to store and retrieve information to ease simple algorithms learning.
no code implementations • 20 Mar 2014 • Wei Zhang, Jae-Woong Chang, Lilong Lin, Kay Minn, Baolin Wu, Jeremy Chien, Jeongsik Yong, Hui Zheng, Rui Kuang
Based on our observation that the abundances of the neighboring isoforms by domain-domain interactions in the network are positively correlated, Net-RSTQ models the expression of the neighboring transcripts as Dirichlet priors on the likelihood of the observed read alignments against the transcripts in one gene.
no code implementations • 19 Aug 2015 • Wei Zhang, Yang Yu, Osho Gupta, Judith Gelernter
We collected and annotated data set by querying commercial web searches API with such spatiotemporal expressions as were missed by state-of-the- art parsers.
no code implementations • 19 Aug 2015 • Wei Zhang, Judith Gelernter
A metonym is a word with a figurative meaning, similar to a metaphor.
no code implementations • 1 Aug 2014 • Jiankou Li, Wei zhang
Restricted Boltzman Machines (RBMs) have been successfully used in recommender systems.
no code implementations • 4 Jul 2018 • Lu Wang, Wei zhang, Xiaofeng He, Hongyuan Zha
Prior relevant studies recommend treatments either use supervised learning (e. g. matching the indicator signal which denotes doctor prescriptions), or reinforcement learning (e. g. maximizing evaluation signal which indicates cumulative reward from survival rates).
no code implementations • 4 Aug 2018 • Guanbin Li, Xiang He, Wei zhang, Huiyou Chang, Le Dong, Liang Lin
Single image rain streaks removal has recently witnessed substantial progress due to the development of deep convolutional neural networks.
no code implementations • 15 Aug 2018 • Zhaoyang Zhang, Zhanghui Kuang, Ping Luo, Litong Feng, Wei zhang
Secondly, TSD significantly reduces the computations to run video action recognition with compressed frames on the cloud, while maintaining high recognition accuracies.
no code implementations • 28 Nov 2018 • Bo Shen, Wei zhang, Haiyan Zhao, Zhi Jin, Yanhong Wu
And through feedback, each player is provided with personalized feedback information based on the current COG and the player's exploration result, in order to accelerate his/her puzzle-solving process.
no code implementations • 13 Dec 2018 • Hao Huang, Luowei Zhou, Wei zhang, Jason J. Corso, Chenliang Xu
Video action recognition, a critical problem in video understanding, has been gaining increasing attention.
no code implementations • ICLR 2019 • Sirui Xie, Junning Huang, Lanxin Lei, Chunxiao Liu, Zheng Ma, Wei zhang, Liang Lin
Reinforcement learning agents need exploratory behaviors to escape from local optima.
no code implementations • EMNLP 2018 • Guanying Wang, Wen Zhang, Ruoxu Wang, Yalin Zhou, Xi Chen, Wei zhang, Hai Zhu, Huajun Chen
This paper proposes a label-free distant supervision method, which makes no use of the relation labels under this inadequate assumption, but only uses the prior knowledge derived from the KG to supervise the learning of the classifier directly and softly.
no code implementations • ICLR 2019 • Haihong Yang, Han Wang, Shuang Guo, Wei zhang, Huajun Chen
Our model consists of two parts: (i) a novel learning-to-decompose agent that learns a policy to decompose a compound question into simple questions and (ii) three independent simple-question answerers that classify the corresponding relations for each simple question.
no code implementations • ICLR 2018 • Wei Zhang, Qiuyu Chen, Jun Yu, Jianping Fan
In this paper, a deep boosting algorithm is developed to learn more discriminative ensemble classifier by seamlessly combining a set of base deep CNNs (base experts) with diverse capabilities, e. g., these base deep CNNs are sequentially trained to recognize a set of object classes in an easy-to-hard way according to their learning complexities.
no code implementations • 3 Jan 2019 • Weidong Zhang, Wei zhang, Jason Gu
More specifically, we present an encoder-decoder network with shared encoder and two separate decoders, which are composed of multiple deconvolution (transposed convolution) layers, to jointly learn the edge maps and semantic labels of a room image.
no code implementations • 9 Jan 2019 • Chuhui Xue, Shijian Lu, Wei zhang
State-of-the-art scene text detection techniques predict quadrilateral boxes that are prone to localization errors while dealing with straight or curved text lines of different orientations and lengths in scenes.
no code implementations • CVPR 2015 • Wei Zhang, Sheng Zeng, Dequan Wang, xiangyang xue
Image semantic segmentation is the task of partitioning image into several regions based on semantic concepts.
no code implementations • CVPR 2017 • Wei Zhang, Xiaochun Cao, Rui Wang, Yuanfang Guo, Zhineng Chen
Second, we further extend bMS to a more general form, namely contrastive binary mean shift (cbMS), which maximizes the contrastive density in binary space, for finding informative patterns that are both frequent and discriminative for the dataset.
no code implementations • ICCV 2015 • Dequan Wang, Zhiqiang Shen, Jie Shao, Wei zhang, xiangyang xue, Zheng Zhang
Fine-grained categorization, which aims to distinguish subordinate-level categories such as bird species or dog breeds, is an extremely challenging task.
no code implementations • ICCV 2015 • Kan Liu, Bingpeng Ma, Wei zhang, Rui Huang
Pedestrian re-identification is a difficult problem due to the large variations in a person's appearance caused by different poses and viewpoints, illumination changes, and occlusions.
no code implementations • ICCV 2019 • Yuanzhi Liang, Yalong Bai, Wei zhang, Xueming Qian, Li Zhu, Tao Mei
Relationships encode the interactions among individual instances, and play a critical role in deep visual scene understanding.
no code implementations • 2 Feb 2019 • Bairui Wang, Lin Ma, Wei zhang, Wenhao Jiang, Feng Zhang
In this paper, we propose a novel model with a hierarchical photo-scene encoder and a reconstructor for the task of album storytelling.
Ranked #5 on Image-guided Story Ending Generation on VIST-E
no code implementations • NAACL 2019 • Ningyu Zhang, Shumin Deng, Zhanlin Sun, Guanying Wang, Xi Chen, Wei zhang, Huajun Chen
Here, the challenge is to learn accurate "few-shot" models for classes existing at the tail of the class distribution, for which little data is available.
no code implementations • 12 Mar 2019 • Wen Zhang, Bibek Paudel, Wei zhang, Abraham Bernstein, Huajun Chen
Knowledge graph embedding aims to learn distributed representations for entities and relations, and is proven to be effective in many applications.
no code implementations • 21 Mar 2019 • Wen Zhang, Bibek Paudel, Liang Wang, Jiaoyan Chen, Hai Zhu, Wei zhang, Abraham Bernstein, Huajun Chen
We also evaluate the efficiency of rule learning and quality of rules from IterE compared with AMIE+, showing that IterE is capable of generating high quality rules more efficiently.
no code implementations • 10 Apr 2019 • Wei Zhang, Xiaodong Cui, Ulrich Finkler, Brian Kingsbury, George Saon, David Kung, Michael Picheny
We show that we can train the LSTM model using ADPSGD in 14 hours with 16 NVIDIA P100 GPUs to reach a 7. 6% WER on the Hub5- 2000 Switchboard (SWB) test set and a 13. 1% WER on the CallHome (CH) test set.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +1
no code implementations • 20 Apr 2019 • Xinyu Li, Wei zhang, Tong Shen, Tao Mei
Selfie and cartoon are two popular artistic forms that are widely presented in our daily life.
no code implementations • 3 May 2019 • Xuan Cao, Yanhao Ge, Ying Tai, Wei zhang, Jian Li, Chengjie Wang, Jilin Li, Feiyue Huang
In this work, we propose a novel framework named Region-Aware Network (RANet), which learns the ability of anti-confusing in case of heavy occlusion, nearby person and symmetric appearance, for human pose estimation.
no code implementations • 7 May 2019 • Bowen Weng, Huaqing Xiong, Wei zhang
This paper studies accelerations in Q-learning algorithms.
no code implementations • 6 May 2019 • Jieru Zhao, Tingyuan Liang, Sharad Sinha, Wei zhang
Early and accurate congestion estimation is of great benefit to guide the optimization in HLS and improve the efficiency of implementation.
no code implementations • 12 May 2019 • Danlu Chen, Xu-Yao Zhang, Wei zhang, Yao Lu, Xiuli Li, Tao Mei
Taking scene text detection as the application, where no suitable ensemble learning strategy exists, PEL can significantly improve the performance, compared to either individual state-of-the-art models, or the fusion of multiple models by non-maximum suppression.
no code implementations • IEEE International Conference on Computer Vision 2011 • Xiangyang Xue, Wei zhang, Jie Zhang, Bin Wu, Jianping Fan, Yao Lu
The cross-level label coherence en-codes the consistency between the labels at the image leveland the labels at the region level.
no code implementations • 3 Jun 2019 • Wei Zhang, Bairui Wang, Lin Ma, Wei Liu
Unlike previous video captioning work mainly exploiting the cues of video contents to make a language description, we propose a reconstruction network (RecNet) in a novel encoder-decoder-reconstructor architecture, which leverages both forward (video to sentence) and backward (sentence to video) flows for video captioning.
no code implementations • 10 Jul 2019 • Khoi-Nguyen C. Mac, Xiaodong Cui, Wei zhang, Michael Picheny
In automatic speech recognition (ASR), wideband (WB) and narrowband (NB) speech signals with different sampling rates typically use separate acoustic models.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +2
no code implementations • 10 Jul 2019 • Wei Zhang, Xiaodong Cui, Ulrich Finkler, George Saon, Abdullah Kayi, Alper Buyuktosunoglu, Brian Kingsbury, David Kung, Michael Picheny
On commonly used public SWB-300 and SWB-2000 ASR datasets, ADPSGD can converge with a batch size 3X as large as the one used in SSGD, thus enable training at a much larger scale.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +1
no code implementations • WS 2019 • Zhiguo Wang, Yue Zhang, Mo Yu, Wei zhang, Lin Pan, Linfeng Song, Kun Xu, Yousef El-Kurdi
Self-explaining text categorization requires a classifier to make a prediction along with supporting evidence.
no code implementations • 25 Jul 2019 • Yun Ye, Yixin Li, Bo Wu, Wei zhang, Ling-Yu Duan, Tao Mei
For "hard" attributes with insufficient training data, Deact brings more stable synthetic samples for training and further improve the performance.
no code implementations • 2 Aug 2019 • Jingxuan Jiang, Chundong Wang, Sudipta Chattopadhyay, Wei zhang
With such ongoing road context, RAIDS validates corresponding frames observed on the in-vehicle network.
no code implementations • 22 Aug 2019 • Ningyu Zhang, Shumin Deng, Zhanlin Sun, Jiaoyan Chen, Wei zhang, Huajun Chen
However, the human annotation is expensive, while human-crafted patterns suffer from semantic drift and distant supervision samples are usually noisy.
no code implementations • 9 Jan 2018 • Yuanfang Guo, Xiaochun Cao, Wei zhang, Rui Wang
Based on our observations, i. e., potential traces in the hue, saturation, dark and bright channels, we propose two simple yet effective detection methods for fake colorized images: Histogram based Fake Colorized Image Detection (FCID-HIST) and Feature Encoding based Fake Colorized Image Detection (FCID-FE).
Multimedia
no code implementations • 2 Sep 2019 • Hongdong Zheng, Yalong Bai, Wei zhang, Tao Mei
In our framework, a spatial constraint module is designed to fit reasonable scaling and spatial layout of object pairs with considering relationship between them.
no code implementations • 10 Sep 2019 • Shuo Yang, Wei zhang, Weizhi Lu, Hesheng Wang, Yibin Li
However, the general video captioning methods focus more on the understanding of the full frame, lacking of consideration on the specific object of interests in robotic manipulations.
no code implementations • 23 Sep 2019 • Wei Zhang, Wei Wei, Lingjie Xu, Lingling Jin, Cheng Li
Alibaba has China's largest e-commerce platform.
no code implementations • 1 Oct 2019 • Wei Zhang, Wei Li, Lei Han
Very short-term convective storm forecasting, termed nowcasting, has long been an important issue and has attracted substantial interest.
no code implementations • 4 Oct 2019 • Lu Wang, Wenchao Yu, Wei Wang, Wei Cheng, Wei zhang, Hongyuan Zha, Xiaofeng He, Haifeng Chen
Graph representation learning, aiming to learn low-dimensional representations which capture the geometric dependencies between nodes in the original graph, has gained increasing popularity in a variety of graph analysis tasks, including node classification and link prediction.
no code implementations • 3 Oct 2019 • Guillermo A. Castillo, Bowen Weng, Wei zhang, Ayonga Hereid
This paper presents a novel model-free reinforcement learning (RL) framework to design feedback control policies for 3D bipedal walking.
no code implementations • 13 Oct 2019 • Yuwei Wang, Yan Zheng, Yanqing Peng, Chin-Chia Michael Yeh, Zhongfang Zhuang, Das Mahashweta, Bendre Mangesh, Feifei Li, Wei zhang, Jeff M. Phillips
Embeddings are already essential tools for large language models and image analysis, and their use is being extended to many other research domains.
no code implementations • ICML 2020 • Kaiyi Ji, Zhe Wang, Bowen Weng, Yi Zhou, Wei zhang, Yingbin Liang
In this paper, we propose a novel scheme, which eliminates backtracking line search but still exploits the information along optimization path by adapting the batch size via history stochastic gradients.
no code implementations • NeurIPS 2020 • Mingrui Liu, Wei zhang, Youssef Mroueh, Xiaodong Cui, Jerret Ross, Tianbao Yang, Payel Das
Despite recent progress on decentralized algorithms for training deep neural networks, it remains unclear whether it is possible to train GANs in a decentralized manner.
no code implementations • 14 Sep 2016 • Lei Han, Juanzhen Sun, Wei zhang, Yuanyuan Xiu, Hailei Feng, Yinjing Lin
Despite marked progress over the past several decades, convective storm nowcasting remains a challenge because most nowcasting systems are based on linear extrapolation of radar reflectivity without much consideration for other meteorological fields.
no code implementations • 3 Sep 2019 • Tim van Leent, Matthias Bock, Robert Garthoff, Kai Redeker, Wei zhang, Tobias Bauer, Wenjamin Rosenfeld, Christoph Becher, Harald Weinfurter
Here we report on the generation and observation of entanglement between a Rb-87 atom and a photon at telecom wavelength over 20 km optical fiber.
Quantum Physics
no code implementations • 8 Nov 2019 • Ningyu Zhang, Shumin Deng, Zhanlin Sun, Jiaoayan Chen, Wei zhang, Huajun Chen
Specifically, the framework takes advantage of a relation discriminator to distinguish between samples from different relations, and help learn relation-invariant features more transferable from source relations to target relations.
no code implementations • 7 Nov 2019 • Wei Zhang, Feifei Lin, Xiaodong Wang, Zhenshuang Liang, Zhen Huang
However, when the translation task involves Chinese, semantic granularity remains at the word and character level, so there is still need more fine-grained translation model of Chinese.
no code implementations • 10 Nov 2019 • Wei Zhang, Youyuan Lin, Ruoran Ren, Xiaodong Wang, Zhenshuang Liang, Zhen Huang
We present the detailed mathematical construction of our method.
no code implementations • NeurIPS 2019 • Xiao Sun, Jungwook Choi, Chia-Yu Chen, Naigang Wang, Swagath Venkataramani, Vijayalakshmi (Viji) Srinivasan, Xiaodong Cui, Wei zhang, Kailash Gopalakrishnan
Reducing the numerical precision of data and computation is extremely effective in accelerating deep learning training workloads.
no code implementations • 14 Nov 2019 • Lei Han, Juanzhen Sun, Wei zhang
On the first layer of CNN, a cross-channel 3D convolution was proposed to fuse 3D raw data.
no code implementations • 21 Nov 2019 • Bingyuan Liu, Jiantao Zhang, Xiaoting Zhang, Wei zhang, Chuanhui Yu, Yuan Zhou
However, few works focus on the understanding of furniture within the scenes and a large-scale dataset is also lacked to advance the field.
no code implementations • 22 Nov 2019 • Lewei Yao, Hang Xu, Wei zhang, Xiaodan Liang, Zhenguo Li
In this paper, we present a two-stage coarse-to-fine searching strategy named Structural-to-Modular NAS (SM-NAS) for searching a GPU-friendly design of both an efficient combination of modules and better modular-level architecture for object detection.
no code implementations • 26 Nov 2019 • Yang Wang, Yang Cao, Zheng-Jun Zha, Jing Zhang, Zhiwei Xiong, Wei zhang, Feng Wu
Contrast enhancement and noise removal are coupled problems for low-light image enhancement.
no code implementations • 26 Nov 2019 • Pingchuan Ma, Yao Zhou, Yu Lu, Wei zhang
To this end, we propose the video shuffle, a parameter-free plug-in component that efficiently reallocates the inputs of 2D convolution so that its receptive field can be extended to the temporal dimension.
no code implementations • 28 Nov 2019 • Zhengqiu He, Wenliang Chen, Yuyi Wang, Wei zhang, Guanchun Wang, Min Zhang
We present a novel approach to improve the performance of distant supervision relation extraction with Positive and Unlabeled (PU) Learning.
no code implementations • 8 Dec 2019 • Wei Zhang, Chao Dong, Jianhua Yin, Jianyong Wang
Relying on this, the representation learning and clustering for short texts are seamlessly integrated into a unified model.
no code implementations • 12 Dec 2019 • Jia Li, Tong Shen, Wei zhang, Hui Ren, Dan Zeng, Tao Mei
The stunning progress in face manipulation methods has made it possible to synthesize realistic fake face images, which poses potential threats to our society.
no code implementations • ICLR 2020 • Mingrui Liu, Youssef Mroueh, Jerret Ross, Wei zhang, Xiaodong Cui, Payel Das, Tianbao Yang
Then we propose an adaptive variant of OSG named Optimistic Adagrad (OAdagrad) and reveal an \emph{improved} adaptive complexity $O\left(\epsilon^{-\frac{2}{1-\alpha}}\right)$, where $\alpha$ characterizes the growth rate of the cumulative stochastic gradient and $0\leq \alpha\leq 1/2$.
no code implementations • 26 Dec 2019 • Tao Mei, Wei zhang, Ting Yao
The real-world deployment or services of vision and language are elaborated as well.
no code implementations • 11 Jan 2020 • Dongyang Jin, Saiping Zhang, Xiao Huo, Wei zhang, Fuzheng Yang
The proposed method is able to reuse traditional camera calibration methods for the direction parameter set.
no code implementations • 30 Jan 2020 • Sheng Zhou, Xinjiang Wang, Ping Luo, Litong Feng, Wenjie Li, Wei zhang
This phenomenon is caused by the normalization effect of BN, which induces a non-trainable region in the parameter space and reduces the network capacity as a result.
no code implementations • 2019 IEEE 35th International Conference on Data Engineering (ICDE) 2019 • Ning Liu, Pan Lu, Wei zhang, Jianyong Wang
To address the above issues, we propose novel Knowledge-aware Deep Dual Networks (K-DDN) for the text-based mortality prediction task.
no code implementations • Advances in Knowledge Discovery and Data Mining (PAKDD 2019) 2019 • Yuanquan Lu, Wei zhang, Pan Lu, Jianyong Wang
Nowadays, the online interactions between users and items become diverse, and may include textual reviews as well as numerical ratings.
no code implementations • AAAI Conference on Artificial Intelligence (AAAI 2020) 2020 • Wei Zhang, Yue Ying, Pan Lu, Hongyuan Zha
Personalized image caption, a natural extension of the standard image caption task, requires to generate brief image descriptions tailored for users’ writing style and traits, and is more practical to meet users’ real demands.
no code implementations • 4 Feb 2020 • Wei Zhang, Xiaodong Cui, Abdullah Kayi, Mingrui Liu, Ulrich Finkler, Brian Kingsbury, George Saon, Youssef Mroueh, Alper Buyuktosunoglu, Payel Das, David Kung, Michael Picheny
Decentralized Parallel SGD (D-PSGD) and its asynchronous variant Asynchronous Parallel SGD (AD-PSGD) is a family of distributed learning algorithms that have been demonstrated to perform well for large-scale deep learning tasks.
no code implementations • 15 Feb 2020 • Huaqing Xiong, Tengyu Xu, Yingbin Liang, Wei zhang
Despite the wide applications of Adam in reinforcement learning (RL), the theoretical convergence of Adam-type RL algorithms has not been established.
no code implementations • 20 Feb 2020 • Yuanyuan Jin, Wei zhang, Xiangnan He, Xinyu Wang, Xiaoling Wang
Given a set of symptoms to treat, we aim to generate an overall syndrome representation by effectively fusing the embeddings of all the symptoms in the set, to mimic how a doctor induces the syndromes.
no code implementations • 24 Feb 2020 • Xiaodong Cui, Wei zhang, Ulrich Finkler, George Saon, Michael Picheny, David Kung
The past decade has witnessed great progress in Automatic Speech Recognition (ASR) due to advances in deep learning.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +1
no code implementations • CVPR 2020 • Qiuyu Chen, Wei zhang, Ning Zhou, Peng Lei, Yi Xu, Yu Zheng, Jianping Fan
Specifically, the fractional dilated kernel is adaptively constructed according to the image aspect ratios, where the interpolation of nearest two integers dilated kernels is used to cope with the misalignment of fractional sampling.
no code implementations • 19 May 2020 • Yuang Liu, Wei zhang, Jun Wang
Knowledge Distillation (KD) is an effective framework for compressing deep learning models, realized by a student-teacher paradigm requiring small student networks to mimic the soft target generated by well-trained teachers.
no code implementations • 20 May 2020 • Rui Zhang, Conrad Albrecht, Wei zhang, Xiaodong Cui, Ulrich Finkler, David Kung, Siyuan Lu
Accurately and globally mapping human infrastructure is an important and challenging task with applications in routing, regulation compliance monitoring, and natural disaster response management etc..
no code implementations • 5 Jun 2020 • Jieru Zhao, Tingyuan Liang, Liang Feng, Wenchao Ding, Sharad Sinha, Wei zhang, Shaojie Shen
To reduce the design effort and achieve the right balance, we propose FP-Stereo for building high-performance stereo matching pipelines on FPGAs automatically.
no code implementations • 10 Jul 2020 • Chin-Chia Michael Yeh, Zhongfang Zhuang, Wei zhang, Liang Wang
We use experiments on real-world merchant transaction data to demonstrate the effectiveness of our proposed model.
no code implementations • 15 Jul 2020 • Bowen Weng, Huaqing Xiong, Yingbin Liang, Wei zhang
In this paper, we first characterize the convergence rate for Q-AMSGrad, which is the Q-learning algorithm with AMSGrad update (a commonly adopted alternative of Adam for theoretical analysis).
no code implementations • 15 Jul 2020 • Xiang Zhang, Wei zhang, Jinye Peng, Jianping Fan
A Guided Filter Network (GFN) is first developed to learn the segmentation knowledge from a source domain, and such GFN then transfers such segmentation knowledge to generate coarse object masks in the target domain.
no code implementations • 27 Jul 2020 • Wei Zhang, Zuoxiang Zeng
With the improvement of computer performance and the increase of data volume, the object detection based on convolutional neural network (CNN) has become the main algorithm for object detection.
no code implementations • 30 Jul 2020 • Bowen Weng, Huaqing Xiong, Lin Zhao, Yingbin Liang, Wei zhang
For the infinite state-action space case, we establish the convergence guarantee for MomentumQ with linear function approximations and Markovian sampling.
no code implementations • 25 Jul 2020 • Zhongfang Zhuang, Chin-Chia Michael Yeh, Liang Wang, Wei zhang, Junpeng Wang
New challenges have surfaced in monitoring and guaranteeing the integrity of payment processing systems.
no code implementations • ECCV 2020 • Weidong Zhang, Wei zhang, yinda zhang
The task of room layout estimation is to locate the wall-floor, wall-ceiling, and wall-wall boundaries.
no code implementations • 21 Aug 2020 • Jie Xu, Wei zhang, Fei Wang
A popular distributed learning strategy is federated learning, where there is a central server storing the global model and a set of local computing nodes updating the model parameters with their corresponding data.
1 code implementation • 24 Aug 2020 • Yalong Bai, Yuxiang Chen, Wei Yu, Linfang Wang, Wei zhang
With the rapid development of electronic commerce, the way of shopping has experienced a revolutionary evolution.
no code implementations • 30 Aug 2020 • Yue Fan, Shilei Chu, Wei zhang, Ran Song, Yibin Li
Extensive experiments are conducted to demonstrate the accuracy of the proposed imitating learning process as well as the reliability of the holistic system for autonomous drone navigation.
no code implementations • 3 Sep 2020 • Zhe Lin, Wei zhang, Sharad Sinha
A flexible architecture of the hardware power monitoring is proposed, which can be instrumented in any RTL design for runtime power estimation, dispensing with the need for extra power measurement devices.
no code implementations • 3 Sep 2020 • Zhe Lin, Sharad Sinha, Wei zhang
As field-programmable gate arrays become prevalent in critical application domains, their power consumption is of high concern.
no code implementations • 3 Sep 2020 • Zhe Lin, Sharad Sinha, Wei zhang
We further present a high-performance, hardware-efficient and scalable online decision tree learning system on a field-programmable gate array (FPGA) with system-level optimization techniques.
no code implementations • ECCV 2020 • Tianjiao Li, Jun Liu, Wei zhang, Ling-Yu Duan
In this paper, we propose a novel Hardness-AwaRe Discrimination Network (HARD-Net) to specifically investigate the relationships between the similar activity pairs that are hard to be discriminated.
Ranked #4 on Skeleton Based Action Recognition on UAV-Human
no code implementations • 13 Sep 2020 • Yushan Zhu, Wen Zhang, Mingyang Chen, Hui Chen, Xu Cheng, Wei zhang, Huajun Chen
In DualDE, we propose a soft label evaluation mechanism to adaptively assign different soft label and hard label weights to different triples, and a two-stage distillation approach to improve the student's acceptance of the teacher.
no code implementations • 23 Sep 2020 • Chin-Chia Michael Yeh, Dhruv Gelda, Zhongfang Zhuang, Yan Zheng, Liang Gou, Wei zhang
Our proposed framework utilizes a set of entity-relation-matrices as the input, which quantifies the affinities among different entities in the database.
no code implementations • NeurIPS 2020 • Yixing Xu, Chang Xu, Xinghao Chen, Wei zhang, Chunjing Xu, Yunhe Wang
A convolutional neural network (CNN) with the same architecture is simultaneously initialized and trained as a teacher network, features and weights of ANN and CNN will be transformed to a new space to eliminate the accuracy drop.
no code implementations • NeurIPS 2020 • Huaqing Xiong, Lin Zhao, Yingbin Liang, Wei zhang
Although Q-learning is one of the most successful algorithms for finding the best action-value function (and thus the optimal policy) in reinforcement learning, its implementation often suffers from large overestimation of Q-function values incurred by random sampling.
no code implementations • 1 Jan 2021 • Lin Zhao, Huaqing Xiong, Yingbin Liang, Wei zhang
Double Q-learning (Hasselt 2010) has gained significant success in practice due to its effectiveness in overcoming the overestimation issue of Q-learning.
no code implementations • 1 Jan 2021 • Wei zhang, Mingrui Liu, Yu Feng, Brian Kingsbury, Yuhai Tu
We conduct extensive studies over 12 state-of-the-art DL models/tasks and demonstrate that DPSGD consistently outperforms SSGD in the large batch setting; and DPSGD converges in cases where SSGD diverges for large learning rates.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +1
no code implementations • 1 Jan 2021 • Zhuo Wang, Wei zhang, Ning Liu, Jianyong Wang
Rule-based models, e. g., decision trees, are widely used in scenarios demanding high model interpretability for their transparent inner structures and good model expressivity.
no code implementations • Findings of the Association for Computational Linguistics 2020 • Javid Ebrahimi, Dhruv Gelda, Wei zhang
For $\mathcal{D}_2$, we find that SA$^-$ completely breaks down on long sequences whereas the accuracy of SA$^+$ is 58. 82$\%$.
no code implementations • 16 Oct 2020 • Zhaowen Wang, Wei zhang, Zhiming Wang
Differentiable Architecture Search (DARTS) provides a baseline for searching effective network architectures based gradient, but it is accompanied by huge computational overhead in searching and training network architecture.
no code implementations • 20 Oct 2020 • Wei zhang, Ning Liu, Yunfeng Zhang
Deep reinforcement learning (DRL) demonstrates great potential in mapless navigation domain.
no code implementations • COLING 2020 • Haiyang Yu, Ningyu Zhang, Shumin Deng, Hongbin Ye, Wei zhang, Huajun Chen
Current supervised relational triple extraction approaches require huge amounts of labeled data and thus suffer from poor performance in few-shot settings.
no code implementations • 5 Nov 2020 • Chin-Chia Michael Yeh, Zhongfang Zhuang, Yan Zheng, Liang Wang, Junpeng Wang, Wei zhang
In this work, we approach this problem from a multi-modal learning perspective, where we use not only the merchant time series data but also the information of merchant-merchant relationship (i. e., affinity) to verify the self-reported business type (i. e., merchant category) of a given merchant.
no code implementations • NeurIPS 2020 • Ke Song, Wei zhang, Ran Song, Yibin Li
A deep visual tracker is typically based on either object detection or template matching while each of them is only suitable for a particular group of scenes.
no code implementations • 24 Nov 2020 • Mingrui Liu, Wei zhang, Francesco Orabona, Tianbao Yang
As a result, Adam$^+$ requires few parameter tuning, as Adam, but it enjoys a provable convergence guarantee.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +4
no code implementations • 14 May 2018 • Qianqian Zhang, Wanqiu Huang, Yiqiao Gao, Yingtong Lv, Wei zhang, Zunjian Zhang, Fengguo Xu
Previous studies have revealed that saikosaponins are the major types of components that contribute to the hepatotoxicity of Radix Bupleuri.
no code implementations • 20 Jul 2019 • Wei zhang, Shafei Wang, Ye Pan, Qiang Li, Jingran Lin, Xiaoxiao Wu
This paper considers computation offloading in fog-radio access networks (F-RAN), where multiple user equipments (UEs) offload their computation tasks to the F-RAN through a number of fog nodes.
no code implementations • 30 Mar 2020 • Xiyi Wei, Yu-Tian Xiao, Jian Wang, Rui Chen, Wei zhang, Yue Yang, Daojun Lv, Chao Qin, Di Gu, Bo Zhang, Weidong Chen, Jianquan Hou, Ninghong Song, Guohua Zeng, Shancheng Ren
Objective: To conduct a meta-analysis of current studies that examined sex differences in severity and mortality in patients with COVID-19, and identify potential mechanisms underpinning these differences.
no code implementations • 20 Oct 2020 • Kerui Peng, Yana Safonova, Mikhail Shugay, Alice Popejoy, Oscar Rodriguez, Felix Breden, Petter Brodin, Amanda M. Burkhardt, Carlos Bustamante, Van-Mai Cao-Lormeau, Martin M. Corcoran, Darragh Duffy, Macarena Fuentes Guajardo, Ricardo Fujita, Victor Greiff, Vanessa D. Jonsson, Xiao Liu, Lluis Quintana-Murci, Maura Rossetti, Jianming Xie, Gur Yaari, Wei zhang, Malak S. Abedalthagafi, Khalid O. Adekoya, Rahaman A. Ahmed, Wei-Chiao Chang, Clive Gray, Yusuke Nakamura, William D. Lees, Purvesh Khatri, Houda Alachkar, Cathrine Scheepers, Corey T. Watson, Gunilla B. Karlsson Hedestam, Serghei Mangul
With the advent of high-throughput sequencing technologies, the fields of immunogenomics and adaptive immune receptor repertoire research are facing both opportunities and challenges.
no code implementations • 3 Dec 2020 • Wei zhang, Murray Campbell, Yang Yu, Sadhana Kumaravel
Human judgments of word similarity have been a popular method of evaluating the quality of word embedding.
no code implementations • 11 Dec 2020 • Zhe Lin, Sharad Sinha, Wei zhang
Following this, we present Hard-ODT, a high-performance, hardware-efficient and scalable online decision tree learning system on a field-programmable gate array (FPGA) with system-level optimization techniques.
no code implementations • 24 Dec 2020 • Xiangjun Wang, Junxiao Song, Penghui Qi, Peng Peng, Zhenkun Tang, Wei zhang, Weimin Li, Xiongjun Pi, Jujie He, Chao GAO, Haitao Long, Quan Yuan
In this paper, we will share the key insights and optimizations on efficient imitation learning and reinforcement learning for StarCraft II full game.
no code implementations • 28 Dec 2020 • Hilal Saglam, Changjiang Liu, Yi Li, Joseph Sklenar, Jonathan Gibbons, Deshun Hong, Vedat Karakas, John E. Pearson, Ozhan Ozatay, Wei zhang, Anand Bhattacharya, Axel Hoffmann
Antiferromagnets with tunable phase transitions are promising for future spintronics applications.
Materials Science
no code implementations • 12 Jan 2021 • Xuanyu He, Wei zhang, Ran Song, Qian Zhang, Xiangyuan Lan, Lin Ma
By studying two unsupervised person re-ID methods in a cross-method way, we point out a hard negative problem is handled implicitly by their designs of data augmentations and PK sampler respectively.
no code implementations • 25 Jan 2021 • Yunhe Wang, Mingqiang Huang, Kai Han, Hanting Chen, Wei zhang, Chunjing Xu, DaCheng Tao
With a comprehensive comparison on the performance, power consumption, hardware resource consumption and network generalization capability, we conclude the AdderNet is able to surpass all the other competitors including the classical CNN, novel memristor-network, XNOR-Net and the shift-kernel based network, indicating its great potential in future high performance and energy-efficient artificial intelligence applications.
no code implementations • 30 Jan 2021 • Chengwei Zhang, Yangzhou Jiang, Wei zhang, Chengyu Gu
The proposed model is capable to capture the dynamic changes in users knowledge states at different temporal-ranges, and provides an efficient and powerful way to combine local and global features to make predictions.
no code implementations • 3 Feb 2021 • Mingke Xu, Fan Zhang, Xiaodong Cui, Wei zhang
In this paper, we apply multiscale area attention in a deep convolutional neural network to attend emotional characteristics with varied granularities and therefore the classifier can benefit from an ensemble of attentions with different scales.
no code implementations • 5 Feb 2021 • Li Liu, Xianghao Zhan, Rumeng Wu, Xiaoqing Guan, Zhan Wang, Wei zhang, Mert Pilanci, You Wang, Zhiyuan Luo, Guang Li
Furthermore, this study provides a systematic analysis of different augmentation strategies.
no code implementations • 11 Feb 2021 • Grant M. Brodnik, Mark W. Harrington, John H. Dallyn, Debapam Bose, Wei zhang, Liron Stern, Paul A. Morton, Ryan O. Behunin, Scott B. Papp, Daniel J. Blumenthal
In this paper we report a record low 3x10^-4 rad^2 residual phase error variance for synchronization based on independent, spectrally pure, ultra-high mutual coherence, photonic integrated lasers.
Optics Applied Physics
no code implementations • 5 Feb 2021 • Wenjie Chu, Wei zhang, Haiyan Zhao, Zhi Jin, Hong Mei
Self-assembly plays an essential role in many natural processes, involving the formation and evolution of living or non-living structures, and shows potential applications in many emerging domains.
Multiagent Systems Distributed, Parallel, and Cluster Computing Robotics
no code implementations • 5 Mar 2021 • Wei zhang, Zeyuan Chen, Chao Dong, Wen Wang, Hongyuan Zha, Jianyong Wang
However, they encounter two main limitations: (1) Correlations between answers in the same question are often overlooked.
no code implementations • 22 Mar 2021 • Wei zhang, Yunfeng Zhang, Ning Liu, Kai Ren, Pengfei Wang
This paper studies how to improve the generalization performance and learning speed of the navigation agents trained with deep reinforcement learning (DRL).
no code implementations • 20 Mar 2021 • Wei zhang, Xin Lai, Jianyong Wang
In this paper, we investigate the problem of social link inference in a target Location-aware Social Network (LSN), which aims at predicting the unobserved links between users within the network.
no code implementations • CVPR 2021 • Yuang Liu, Wei zhang, Jun Wang
To address the above issues, we propose a zero-shot adversarial quantization (ZAQ) framework, facilitating effective discrepancy estimation and knowledge transfer from a full-precision model to its quantized model.
Ranked #2 on Data Free Quantization on CIFAR-100 (CIFAR-100 W5A5 Top-1 Accuracy metric)
no code implementations • 10 Mar 2021 • Peilan Wang, Jun Fang, Wei zhang, Hongbin Li
Intelligent reflecting surface (IRS) has emerged as a competitive solution to address blockage issues in millimeter wave (mmWave) and Terahertz (THz) communications due to its capability of reshaping wireless transmission environments.
no code implementations • 6 Aug 2020 • Mark P Little, Wei zhang, Roy van Dusen, Nobuyuki Hamada
For 7 studies that evaluated post-inoculation radiation exposure (more relevant to LDRT for COVID-19 pneumonia) the results are heterogeneous, with 2 studies showing a significant increase (p<0. 001) and another showing a significant decrease (p<0. 001) in mortality associated with radiation exposure.
no code implementations • CVPR 2021 • Yuang Liu, Wei zhang, Jun Wang
To cope with this issue, we propose a source-free domain adaptation framework for semantic segmentation, namely SFDA, in which only a well-trained source model and an unlabeled target domain dataset are available for adaptation.
no code implementations • 1 Apr 2021 • Tianyu Hua, Hongdong Zheng, Yalong Bai, Wei zhang, Xiao-Ping Zhang, Tao Mei
Our method tends to synthesize plausible layouts and objects, respecting the interplay of multiple objects in an image.
no code implementations • 13 Apr 2021 • Wei Wang, Wei zhang
In beam training design, with the relationship between attitude angles and AoA/AoD, we propose to generate a rough estimate of AoA and AoD from UAV navigation information.
no code implementations • 4 Mar 2021 • Wei zhang, Yi Jiang, Bin Zhou, Die Hu
This paper proposes a novel scheme for mitigating strong interferences, which is applicable to various wireless scenarios, including full-duplex wireless communications and uncoordinated heterogenous networks.
no code implementations • NeurIPS 2020 • Chia-Yu Chen, Jiamin Ni, Songtao Lu, Xiaodong Cui, Pin-Yu Chen, Xiao Sun, Naigang Wang, Swagath Venkataramani, Vijayalakshmi Srinivasan, Wei zhang, Kailash Gopalakrishnan
Large-scale distributed training of Deep Neural Networks (DNNs) on state-of-the-art platforms is expected to be severely communication constrained.
no code implementations • 2 May 2021 • Wen Zhang, Chi-Man Wong, Ganqiang Ye, Bo Wen, Wei zhang, Huajun Chen
As a backbone for online shopping platforms, we built a billion-scale e-commerce product knowledge graph for various item knowledge services such as item recommendation.
no code implementations • CVPR 2021 • Lewei Yao, Renjie Pi, Hang Xu, Wei zhang, Zhenguo Li, Tong Zhang
For student morphism, weight inheritance strategy is adopted, allowing the student to flexibly update its architecture while fully utilize the predecessor's weights, which considerably accelerates the search; To facilitate dynamic distillation, an elastic teacher pool is trained via integrated progressive shrinking strategy, from which teacher detectors can be sampled without additional cost in subsequent searches.
no code implementations • CVPR 2021 • Zhan Qu, Huan Jin, Yang Zhou, Zhen Yang, Wei zhang
Mainstream lane marker detection methods are implemented by predicting the overall structure and deriving parametric curves through post-processing.
Ranked #2 on Lane Detection on TuSimple
no code implementations • 30 May 2021 • Liangyuan Xu, Feifei Gao, Wei zhang, Shaodan Ma
Multi-input multi-output orthogonal frequency division multiplexing (MIMO OFDM) is a key technology for mobile communication systems.
no code implementations • 8 Jun 2021 • Liangyuan Xu, Feifei Gao, Ting Zhou, Shaodan Ma, Wei zhang
Instead of randomly assigning the mixed-ADCs, we then design a novel antenna selection network for mixed-ADCs allocation to further improve the channel estimation accuracy.
no code implementations • 9 Jun 2021 • Wei zhang, Ziming Huang, Yada Zhu, Guangnan Ye, Xiaodong Cui, Fan Zhang
In the recent advances of natural language processing, the scale of the state-of-the-art models and datasets is usually extensive, which challenges the application of sample-based explanation methods in many aspects, such as explanation interpretability, efficiency, and faithfulness.
no code implementations • Findings of the Association for Computational Linguistics 2020 • Ningyu Zhang, Shumin Deng, Juan Li, Xi Chen, Wei zhang, Huajun Chen
It is desirable to generate answer summaries for online search engines, particularly summaries that can reveal direct answers to questions.
no code implementations • 21 Jun 2021 • Jianhua Han, Xiwen Liang, Hang Xu, Kai Chen, Lanqing Hong, Jiageng Mao, Chaoqiang Ye, Wei zhang, Zhenguo Li, Xiaodan Liang, Chunjing Xu
Experiments show that SODA10M can serve as a promising pre-training dataset for different self-supervised learning methods, which gives superior performance when fine-tuning with different downstream tasks (i. e., detection, semantic/instance segmentation) in autonomous driving domain.
no code implementations • CVPR 2021 • Wei zhang, Xianpeng Ji, Keyu Chen, Yu Ding, Changjie Fan
The facial expression analysis requires a compact and identity-ignored expression representation.
no code implementations • CVPR 2021 • Weixiang Hong, Qingpei Guo, Wei zhang, Jingdong Chen, Wei Chu
Panoptic segmentation is a challenging task aiming to simultaneously segment objects (things) at instance level and background contents (stuff) at semantic level.
no code implementations • CVPR 2021 • Furong Xu, Meng Wang, Wei zhang, Yuan Cheng, Wei Chu
Therefore, there is a need for a training mechanism that enforces the discriminativeness of all the elements in the feature to capture more the subtle visual cues.
no code implementations • 8 Jul 2021 • Wei zhang, Zunhu Guo, Keyu Chen, Lincheng Li, Zhimeng Zhang, Yu Ding
Automatic affective recognition has been an important research topic in human computer interaction (HCI) area.
no code implementations • 16 Jul 2021 • Jiandong Mu, Mengdi Wang, Feiwen Zhu, Jun Yang, Wei Lin, Wei zhang
Reinforcement learning (RL)-based auto-pruning has been further proposed to automate the DNN pruning process to avoid expensive hand-crafted work.
1 code implementation • 31 Jul 2021 • Chuanjian Liu, Kai Han, An Xiao, Yiping Deng, Wei zhang, Chunjing Xu, Yunhe Wang
Recent studies on deep convolutional neural networks present a simple paradigm of architecture design, i. e., models with more MACs typically achieve better accuracy, such as EfficientNet and RegNet.
no code implementations • 31 Jul 2021 • Wei zhang, He Dong, Yunlang Xu, Xiaoping Li
Minimum output variance (MOV) is used as a benchmark for CPA of PID, but it is difficult to be found due to the associated non-convex optimization problem.
no code implementations • 9 Aug 2021 • Jie Wu, Wei zhang, Guanbin Li, Wenhao Wu, Xiao Tan, YingYing Li, Errui Ding, Liang Lin
In this paper, we introduce a novel task, referred to as Weakly-Supervised Spatio-Temporal Anomaly Detection (WSSTAD) in surveillance video.
no code implementations • 10 Aug 2021 • Hongwu Peng, Shanglin Zhou, Scott Weitze, Jiaxin Li, Sahidul Islam, Tong Geng, Ang Li, Wei zhang, Minghu Song, Mimi Xie, Hang Liu, Caiwen Ding
Deep complex networks (DCN), in contrast, can learn from complex data, but have high computational costs; therefore, they cannot satisfy the instant decision-making requirements of many deployable systems dealing with short observations or short signal bursts.
no code implementations • ICCV 2021 • Lewei Yao, Renjie Pi, Hang Xu, Wei zhang, Zhenguo Li, Tong Zhang
In this paper, we investigate the knowledge distillation (KD) strategy for object detection and propose an effective framework applicable to both homogeneous and heterogeneous student-teacher pairs.
no code implementations • 24 Aug 2021 • Shan An, Guangfu Che, Jinghao Guo, Haogang Zhu, Junjie Ye, Fangru Zhou, Zhaoqi Zhu, Dong Wei, Aishan Liu, Wei zhang
To this concern, this work proposes a real-time augmented reality virtual shoe try-on system for smartphones, namely ARShoe.
no code implementations • 27 Aug 2021 • Andrea Fasoli, Chia-Yu Chen, Mauricio Serrano, Xiao Sun, Naigang Wang, Swagath Venkataramani, George Saon, Xiaodong Cui, Brian Kingsbury, Wei zhang, Zoltán Tüske, Kailash Gopalakrishnan
We investigate the impact of aggressive low-precision representations of weights and activations in two families of large LSTM-based architectures for Automatic Speech Recognition (ASR): hybrid Deep Bidirectional LSTM - Hidden Markov Models (DBLSTM-HMMs) and Recurrent Neural Network - Transducers (RNN-Ts).
Automatic Speech Recognition Automatic Speech Recognition (ASR) +2
no code implementations • 31 Aug 2021 • Javid Ebrahimi, Hao Yang, Wei zhang
Adversarial training (AT) is one of the most reliable methods for defending against adversarial attacks in machine learning.
no code implementations • 5 Sep 2021 • Tong Sha, Wei zhang, Tong Shen, Zhoujun Li, Tao Mei
Deep person generation has attracted extensive research attention due to its wide applications in virtual agents, video conferencing, online shopping and art/movie production.
no code implementations • ACL 2021 • Wei zhang, Ziming Huang, Yada Zhu, Guangnan Ye, Xiaodong Cui, Fan Zhang
In the recent advances of natural language processing, the scale of the state-of-the-art models and datasets is usually extensive, which challenges the application of sample-based explanation methods in many aspects, such as explanation interpretability, efficiency, and faithfulness.
no code implementations • 21 Sep 2021 • Chin-Chia Michael Yeh, Zhongfang Zhuang, Junpeng Wang, Yan Zheng, Javid Ebrahimi, Ryan Mercer, Liang Wang, Wei zhang
In this work, we study the problem of multivariate time series prediction for estimating transaction metrics associated with entities in the payment transaction database.
no code implementations • 25 Sep 2021 • Zeyuan Chen, Jiangchao Yao, Feng Wang, Kunyang Jia, Bo Han, Wei zhang, Hongxia Yang
With the hardware development of mobile devices, it is possible to build the recommendation models on the mobile side to utilize the fine-grained features and the real-time feedbacks.
no code implementations • 1 Oct 2021 • Siyu Chen, Dengjie Li, Lishuai Gao, Fan Liang, Wei zhang, Lin Ma
This paper is a technical report to our submission to the ICCV 2021 VIPriors Re-identification Challenge.
no code implementations • ICCV 2021 • Yanning Zhou, Hang Xu, Wei zhang, Bin Gao, Pheng-Ann Heng
The semi-supervised semantic segmentation methods utilize the unlabeled data to increase the feature discriminative ability to alleviate the burden of the annotated data.
no code implementations • ICCV 2021 • Hanxue Liang, Chenhan Jiang, Dapeng Feng, Xin Chen, Hang Xu, Xiaodan Liang, Wei zhang, Zhenguo Li, Luc van Gool
Here we present a novel self-supervised 3D Object detection framework that seamlessly integrates the geometry-aware contrast and clustering harmonization to lift the unsupervised 3D representation learning, named GCC-3D.
no code implementations • 29 Sep 2021 • Chin-Chia Michael Yeh, Mengting Gu, Yan Zheng, Huiyuan Chen, Javid Ebrahimi, Zhongfang Zhuang, Junpeng Wang, Liang Wang, Wei zhang
When applying such type of networks on graph without node feature, one can extract simple graph-based node features (e. g., number of degrees) or learn the input node representation (i. e., embeddings) when training the network.
no code implementations • 9 Oct 2021 • Wei zhang, Debin Huang, Hantao Li, Lipeng Wang, Yanzhao Wei, Kang Pan, Lin Ma, Huanhuan Feng, Jing Pan, Yuzhu Guo
The accurate and reliable detection or prediction of freezing of gaits (FOG) is important for fall prevention in Parkinson's Disease (PD) and studying the physiological transitions during the occurrence of FOG.
no code implementations • 8 Oct 2021 • Wei zhang, Zhaohong Deng, Qiongdan Lou, Te Zhang, Kup-Sze Choi, Shitong Wang
The proposed method has the following distinctive characteristics: 1) it can deal with the incomplete and few labeled multi-view data simultaneously; 2) it integrates the missing view imputation and model learning as a single process, which is more efficient than the traditional two-step strategy; 3) attributed to the interpretable fuzzy inference rules, this method is more interpretable.
no code implementations • 21 Oct 2021 • Xiaodong Cui, Wei zhang, Abdullah Kayi, Mingrui Liu, Ulrich Finkler, Brian Kingsbury, George Saon, David Kung
Specifically, we study three variants of asynchronous decentralized parallel SGD (ADPSGD), namely, fixed and randomized communication patterns on a ring as well as a delay-by-one scheme.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +1
no code implementations • CVPR 2022 • Yalong Bai, Yifan Yang, Wei zhang, Tao Mei
Specifically, we adapt heavy augmentation policies after the views lightly augmented by standard augmentations, to generate harder view (HV).
no code implementations • 26 Oct 2021 • Tong Shen, Jiawei Zuo, Fan Shi, Jin Zhang, Liqin Jiang, Meng Chen, Zhengchen Zhang, Wei zhang, Xiaodong He, Tao Mei
We demonstrate ViDA-MAN, a digital-human agent for multi-modal interaction, which offers realtime audio-visual responses to instant speech inquiries.
1 code implementation • IEEE Transactions on Multimedia 2021 • Zhenglai Li, Chang Tang, Xinwang Liu, Xiao Zheng, Guanghui Yue, Wei zhang
Furthermore, we unify the spectral embedding and low rank tensor learning into a unified optimization framework to determine the spectral embedding matrices and tensor representation jointly.
no code implementations • 25 Sep 2019 • Bowen Weng, Huaqing Xiong, Yingbin Liang, Wei zhang
Differently from the popular Deep Q-Network (DQN) learning, Alternating Q-learning (AltQ) does not fully fit a target Q-function at each iteration, and is generally known to be unstable and inefficient.
no code implementations • 1 Dec 2021 • Zhehui Wang, Tao Luo, Rick Siow Mong Goh, Wei zhang, Weng-Fai Wong
In-memory deep learning has already demonstrated orders of magnitude higher performance density and energy efficiency.
no code implementations • 1 Dec 2021 • Wei zhang, Wee Peng Tay
We develop a RIS-aided positioning framework to locate a UE in environments where the LOS path may or may not be available.
no code implementations • 2 Dec 2021 • Zixuan Yuan, Yada Zhu, Wei zhang, Ziming Huang, Guangnan Ye, Hui Xiong
Earnings call (EC), as a periodic teleconference of a publicly-traded company, has been extensively studied as an essential market indicator because of its high analytical value in corporate fundamentals.
no code implementations • 2 Dec 2021 • Wei zhang, Mingrui Liu, Yu Feng, Xiaodong Cui, Brian Kingsbury, Yuhai Tu
We conduct extensive studies over 18 state-of-the-art DL models/tasks and demonstrate that DPSGD often converges in cases where SSGD diverges for large learning rates in the large batch setting.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +1
no code implementations • 10 Dec 2021 • Zhiwei Chen, Changan Wang, Yabiao Wang, Guannan Jiang, Yunhang Shen, Ying Tai, Chengjie Wang, Wei zhang, Liujuan Cao
In this paper, we propose a novel framework built upon the transformer, termed LCTR (Local Continuity TRansformer), which targets at enhancing the local perception capability of global features among long-range feature dependencies.
no code implementations • 24 Dec 2021 • Chin-Chia Michael Yeh, Yan Zheng, Junpeng Wang, Huiyuan Chen, Zhongfang Zhuang, Wei zhang, Eamonn Keogh
The matrix profile is an effective data mining tool that provides similarity join functionality for time series data.
no code implementations • 31 Dec 2021 • Yuang Liu, Wei zhang, Jun Wang, Jianyong Wang
In this paper, we provide a comprehensive survey on data-free knowledge transfer from the perspectives of knowledge distillation and unsupervised domain adaptation, to help readers have a better understanding of the current research status and ideas.
no code implementations • 27 Dec 2021 • Mohan Zhou, Yalong Bai, Wei zhang, Ting Yao, Tiejun Zhao, Tao Mei
Automatically synthesizing listening behavior that actively responds to a talking head, is critical to applications such as digital human, virtual agents and social robots.
no code implementations • 10 Jan 2022 • Mei-Ling Cai, Zhang-HangJian Chen, Sai-Ping Li, Xiong Xiong, Wei zhang, Ming-Yuan Yang, Fei Ren
Empirical study of the evolutionary behaviors of volatility after endogenous and exogenous events further demonstrates the descriptive power of our new model.
no code implementations • 19 Jan 2022 • Junpeng Wang, Liang Wang, Yan Zheng, Chin-Chia Michael Yeh, Shubham Jain, Wei zhang
With these metrics, one can easily identify meta-features with the most complementary behaviors in two classifiers, and use them to better ensemble the classifiers.