2 code implementations • COLING 2022 • Zhihong Zhang, Xuewen Zhang, Yanghui Rao
Neural topic models have been widely used in discovering the latent semantics from a corpus.
no code implementations • 18 Aug 2024 • Yuchen Yan, Hanjie Zhao, Senbin Zhu, Hongde Liu, Zhihong Zhang, Yuxiang Jia
Quotations in literary works, especially novels, are important to create characters, reflect character relationships, and drive plot development.
no code implementations • 27 May 2024 • Runzhao Yang, Yinda Chen, Zhihong Zhang, Xiaoyu Liu, Zongren Li, Kunlun He, Zhiwei Xiong, Jinli Suo, Qionghai Dai
In the field of medical image compression, Implicit Neural Representation (INR) networks have shown remarkable versatility due to their flexible compression ratios, yet they are constrained by a one-to-one fitting approach that results in lengthy encoding times.
no code implementations • 30 Mar 2024 • Wen Sheng, Zhong Zheng, Jiajun Liu, Han Lu, Hanyuan Zhang, Zhengyong Jiang, Zhihong Zhang, Daoping Zhu
Concurrently, we utilized Dice coefficient as the metric for assessing the segmentation outcomes produced by YNetr, having advantage of capturing different frequency information.
no code implementations • 12 Feb 2024 • Holger R. Roth, Ziyue Xu, Yuan-Ting Hsieh, Adithya Renduchintala, Isaac Yang, Zhihong Zhang, Yuhong Wen, Sean Yang, Kevin Lu, Kristopher Kersten, Camir Ricketts, Daguang Xu, Chester Chen, Yan Cheng, Andrew Feng
In the ever-evolving landscape of artificial intelligence (AI) and large language models (LLMs), handling and leveraging data effectively has become a critical challenge.
no code implementations • 30 Jan 2024 • Yuyuan Feng, Guosheng Hu, Zhihong Zhang
State of health (SOH) is a crucial indicator for assessing the degradation level of batteries that cannot be measured directly but requires estimation.
1 code implementation • 22 Nov 2023 • Zhihong Zhang, Runzhao Yang, Jinli Suo, Yuxiao Cheng, Qionghai Dai
Additionally, we develop a novel implicit neural representation based blur decomposition network to sequentially extract the latent video frames from the blurry image, leveraging the embedded motion direction cues.
no code implementations • 21 Mar 2023 • Chengyu Sun, Xing Ai, Zhihong Zhang, Edwin R Hancock
In this paper, we propose a novel labeled subgraph entropy graph kernel, which performs well in structural similarity assessment.
no code implementations • 16 Jan 2023 • Bo Zhang, Yuchen Guo, Runzhao Yang, Zhihong Zhang, Jiayi Xie, Jinli Suo, Qionghai Dai
In this paper, we contribute the first multi-illuminance, multi-camera, and low-light dataset, named DarkVision, serving for both image enhancement and object detection.
no code implementations • 5 Jan 2023 • Dongdong Chen, Yuxing Dai, Lichi Zhang, Zhihong Zhang
In this paper, we introduce a novel end-to-end neural network that can map the linear assignment problem into a high-dimensional space augmented with node-level relative position information, which is crucial for improving the method's performance for similar content matching.
1 code implementation • 24 Oct 2022 • Holger R. Roth, Yan Cheng, Yuhong Wen, Isaac Yang, Ziyue Xu, Yuan-Ting Hsieh, Kristopher Kersten, Ahmed Harouni, Can Zhao, Kevin Lu, Zhihong Zhang, Wenqi Li, Andriy Myronenko, Dong Yang, Sean Yang, Nicola Rieke, Abood Quraini, Chester Chen, Daguang Xu, Nic Ma, Prerna Dogra, Mona Flores, Andrew Feng
Federated learning (FL) enables building robust and generalizable AI models by leveraging diverse datasets from multiple collaborators without centralizing the data.
1 code implementation • 17 Jul 2022 • Zhihong Zhang, Yuxiao Cheng, Jinli Suo, Liheng Bian, Qionghai Dai
In terms of algorithm design, INFWIDE proposes a two-branch architecture, which explicitly removes noise and hallucinates saturated regions in the image space and suppresses ringing artifacts in the feature space, and integrates the two complementary outputs with a subtle multi-scale fusion network for high quality night photograph deblurring.
no code implementations • 11 Apr 2022 • Yuxiao Cheng, Runzhao Yang, Zhihong Zhang, Jinli Suo, Qionghai Dai
In this paper, we propose to build a dual-sensor camera to additionally collect the photons in NIR wavelength, and make use of the correlation between RGB and near-infrared (NIR) spectrum to perform high-quality reconstruction from noisy dark video pairs.
no code implementations • 13 Jan 2022 • Xing Ai, Zhihong Zhang, Luzhe Sun, Junchi Yan, Edwin Hancock
The architecture is based on a novel mapping from real-world data to Hilbert space.
no code implementations • 3 Jan 2022 • Xing Ai, Chengyu Sun, Zhihong Zhang, Edwin R Hancock
Moreover, we provide a mathematical analysis of the LPI problem which demonstrates that subgraph-level information is beneficial to overcoming the problems associated with LPI.
1 code implementation • 30 Jun 2021 • Zhihong Zhang, Chao Deng, Yang Liu, Xin Yuan, Jinli Suo, Qionghai Dai
Towards this end, snapshot compressive imaging (SCI) was proposed as a promising solution to improve the throughput of imaging systems by compressive sampling and computational reconstruction.
1 code implementation • 1 Jun 2021 • Yanfei Su, Weiquan Liu, Zhimin Yuan, Ming Cheng, Zhihong Zhang, Xuelun Shen, Cheng Wang
As there is a lack of 3D point clouds datasets related to the fine-grained building facade, we construct the first large-scale building facade point clouds benchmark dataset for semantic segmentation.
no code implementations • 13 Jan 2021 • Ling Zhou, Qirong Mao, Xiaohua Huang, Feifei Zhang, Zhihong Zhang
It aims to obtain salient and discriminative features for specific expressions and also predict expression by fusing the expression-specific features.
Micro Expression Recognition Micro-Expression Recognition +1
no code implementations • 7 Jan 2021 • Shuwei Shen, Mengjuan Xu, Fan Zhang, Pengfei Shao, Honghong Liu, Liang Xu, Chi Zhang, Peng Liu, Zhihong Zhang, Peng Yao, Ronald X. Xu
At the network search stage, the DCNNs are fine-tuned with the full training set in order to select the model with the highest BACC.
1 code implementation • 14 Apr 2020 • Tuanfei Zhu, Cheng Luo, Jing Li, Siqi Ren, Zhihong Zhang
Many important real-world applications involve time-series data with skewed distribution.
no code implementations • 21 Oct 2019 • Lu Bai, Lixin Cui, Lixiang Xu, Yue Wang, Zhihong Zhang, Edwin R. Hancock
With the dominant entropy time series for each pair of financial networks to hand, we develop a similarity measure based on the classical dynamic time warping framework, for analyzing the financial time-varying networks.
no code implementations • Pattern Recognition 2019 • Zhihong Zhang, Dong-Dong Chen, Jianjia Wang, Lu Bai, Edwin R. Hancock
This new architecture captures both the global topological structure and the local connectivity structure within a graph.
Ranked #11 on Graph Classification on MUTAG
no code implementations • 8 Sep 2018 • Lixin Cui, Lu Bai, Zhihong Zhang, Yue Wang, Edwin R. Hancock
With the feature graphs to hand, we propose a new information theoretic criterion to measure the joint relevance of different pairwise feature combinations with respect to the target feature graph representation.
no code implementations • ECCV 2018 • Guosheng Hu, Li Liu, Yang Yuan, Zehao Yu, Yang Hua, Zhihong Zhang, Fumin Shen, Ling Shao, Timothy Hospedales, Neil Robertson, Yongxin Yang
To advance subtle expression recognition, we contribute a Large-scale Subtle Emotions and Mental States in the Wild database (LSEMSW).
no code implementations • ICCV 2017 • Guosheng Hu, Yang Hua, Yang Yuan, Zhihong Zhang, Zheng Lu, Sankha S. Mukherjee, Timothy M. Hospedales, Neil M. Robertson, Yongxin Yang
To solve this problem, we establish a theoretical equivalence between tensor optimisation and a two-stream gated neural network.
1 code implementation • 12 Sep 2017 • Guosheng Hu, Yuxin Hu, Kai Yang, Zehao Yu, Flood Sung, Zhihong Zhang, Fei Xie, Jianguo Liu, Neil Robertson, Timothy Hospedales, Qiangwei Miemie
We propose a novel investment decision strategy (IDS) based on deep learning.
Computational Finance
no code implementations • 7 Sep 2016 • Shanjun Mao, Da Zhou, Yiping Zhang, Zhihong Zhang, Jingjing Cao
Specifically, in each iteration of the AdaBoost operation, each facial patch is weighted automatically according to the performance of the model on it, so as to highlight those patches that are more critical for improving the reconstruction power in next step.
no code implementations • CVPR 2014 • Haichuan Yang, Xiao Bai, Jun Zhou, Peng Ren, Zhihong Zhang, Jian Cheng
Hashing is very useful for fast approximate similarity search on large database.