Search Results for author: Qing Zhang

Found 42 papers, 13 papers with code

基于话头话体共享结构信息的机器阅读理解研究(Rearch on Machine reading comprehension based on shared structure information between Naming and Telling)

no code implementations CCL 2022 Yujiao Han, Zhiyong Luo, Mingming Zhang, Zhilin Zhao, Qing Zhang

“机器阅读理解(Machine Reading Comprehension, MRC)任务旨在让机器回答给定上下文的问题来测试机器理解自然语言的能力。目前, 基于大规模预训练语言模型的神经机器阅读理解模型已经取得重要进展, 但在涉及答案要素、线索要素和问题要素跨标点句、远距离关联时, 答案抽取的准确率还有待提升。本文通过篇章内话头话体结构分析, 建立标点句间远距离关联关系、补全共享缺失成分, 辅助机器阅读理解答案抽取;设计和实现融合话头话体结构信息的机器阅读理解模型, 在公开数据集CMRC2018上的实验结果表明, 模型的F1值相对于基线模型提升2. 4%, EM值提升6%。”

Machine Reading Comprehension

Incorporating Exemplar Optimization into Training with Dual Networks for Human Mesh Recovery

no code implementations25 Jan 2024 Yongwei Nie, Mingxian Fan, Chengjiang Long, Qing Zhang, Jian Zhu, Xuemiao Xu

(2) We devise a dual-network architecture to convey the novel training paradigm, which is composed of a main regression network and an auxiliary network, in which we can formulate the exemplar optimization loss function in the same form as the training loss function.

Human Mesh Recovery regression

Interleaving One-Class and Weakly-Supervised Models with Adaptive Thresholding for Unsupervised Video Anomaly Detection

no code implementations24 Jan 2024 Yongwei Nie, Hao Huang, Chengjiang Long, Qing Zhang, Pradipta Maji, Hongmin Cai

In previous work, the two models are closely entangled with each other, and it is not known how to upgrade their method without modifying their training framework significantly.

One-Class Classification Video Anomaly Detection

Cross-Layer Optimization for Fault-Tolerant Deep Learning

no code implementations21 Dec 2023 Qing Zhang, Cheng Liu, Bo Liu, Haitong Huang, Ying Wang, Huawei Li, Xiaowei Li

Fault-tolerant deep learning accelerator is the basis for highly reliable deep learning processing and critical to deploy deep learning in safety-critical applications such as avionics and robotics.

Bayesian Optimization Quantization

Pairs Trading: An Optimal Selling Rule with Constraints

no code implementations28 Jul 2023 Ruyi Liu, Jingzhi Tie, Zhen Wu, Qing Zhang

In pairs trading, a long position is held in one stock while a short position is held in another.

Position

An Equivalent Graph Reconstruction Model and its Application in Recommendation Prediction

no code implementations5 Jul 2023 Guangrui Yang, Lihua Yang, Qing Zhang, Zhihua Yang

Recently, a recommendation algorithm based on the graph Laplacian regularization was proposed, which treats the prediction problem of the recommendation system as a reconstruction issue of small samples of the graph signal under the same graph model.

Graph Reconstruction

Pyramid Texture Filtering

no code implementations11 May 2023 Qing Zhang, Hao Jiang, Yongwei Nie, Wei-Shi Zheng

We present a simple but effective technique to smooth out textures while preserving the prominent structures.

Image Enhancement Tone Mapping

PosterLayout: A New Benchmark and Approach for Content-aware Visual-Textual Presentation Layout

1 code implementation CVPR 2023 HsiaoYuan Hsu, Xiangteng He, Yuxin Peng, Hao Kong, Qing Zhang

Content-aware visual-textual presentation layout aims at arranging spatial space on the given canvas for pre-defined elements, including text, logo, and underlay, which is a key to automatic template-free creative graphic design.

Generative Adversarial Network

Debiasing Recommendation by Learning Identifiable Latent Confounders

1 code implementation10 Feb 2023 Qing Zhang, Xiaoying Zhang, Yang Liu, Hongning Wang, Min Gao, Jiheng Zhang, Ruocheng Guo

Confounding bias arises due to the presence of unmeasured variables (e. g., the socio-economic status of a user) that can affect both a user's exposure and feedback.

Causal Inference counterfactual +1

Document Image Shadow Removal Guided by Color-Aware Background

1 code implementation CVPR 2023 Ling Zhang, Yinghao He, Qing Zhang, Zheng Liu, Xiaolong Zhang, Chunxia Xiao

In this paper, we present a color-aware background extraction network (CBENet) for extracting a spatially varying background image that accurately depicts the background colors of the document.

Document Shadow Removal Image Shadow Removal

Diverse Human Motion Prediction via Gumbel-Softmax Sampling from an Auxiliary Space

2 code implementations15 Jul 2022 Lingwei Dang, Yongwei Nie, Chengjiang Long, Qing Zhang, Guiqing Li

In this paper, we propose a novel sampling strategy for sampling very diverse results from an imbalanced multimodal distribution learned by a deep generative model.

Human motion prediction Human Pose Forecasting +1

Atomic Filter: a Weak Form of Shift Operator for Graph Signals

no code implementations1 Apr 2022 Lihua Yang, Qing Zhang, Qian Zhang, Chao Huang

In order to establish the theory of filtering, windowed Fourier transform and wavelet transform in the setting of graph signals, we need to extend the shift operation of classical signals to graph signals.

Progressively Generating Better Initial Guesses Towards Next Stages for High-Quality Human Motion Prediction

1 code implementation CVPR 2022 Tiezheng Ma, Yongwei Nie, Chengjiang Long, Qing Zhang, Guiqing Li

This motivates us to propose a novel two-stage prediction framework, including an init-prediction network that just computes the good guess and then a formal-prediction network that predicts the target future poses based on the guess.

Human motion prediction Human Pose Forecasting +1

Deep Filtering with DNN, CNN and RNN

no code implementations19 Dec 2021 Bin Xie, Qing Zhang

The idea is to train a neural network with Monte Carlo samples generated from a nominal dynamic model.

From Synthetic to Real: Image Dehazing Collaborating with Unlabeled Real Data

1 code implementation6 Aug 2021 Ye Liu, Lei Zhu, Shunda Pei, Huazhu Fu, Jing Qin, Qing Zhang, Liang Wan, Wei Feng

Our DID-Net predicts the three component maps by progressively integrating features across scales, and refines each map by passing an independent refinement network.

Image Dehazing Single Image Dehazing

Roles of the Narrow Electronic Band near the Fermi Level in 1$T$-TaS$_2$-Related Layered Materials

no code implementations11 Mar 2021 Chenhaoping Wen, Jingjing Gao, Yuan Xie, Qing Zhang, Pengfei Kong, Jinghui Wang, Yilan Jiang, Xuan Luo, Jun Li, Wenjian Lu, Yu-Ping Sun, Shichao Yan

4$H_{\rm b}$-TaS$_2$ is a superconducting compound with alternating 1$T$-TaS$_2$ and 1$H$-TaS$_2$ layers, where the 1$H$-TaS$_2$ layer has weak charge density wave (CDW) pattern and reduces the CDW coupling between the adjacent 1$T$-TaS$_2$ layers.

Mesoscale and Nanoscale Physics Materials Science

Toward the endoscopic classification of unipotent representations of $p$-adic $G_2$

no code implementations12 Jan 2021 Clifton Cunningham, Andrew Fiori, Qing Zhang

In this paper, we review the Langlands correspondence for unipotent representations of the exceptional group of type $G_2$ over a $p$-adic field $F$ and present it in an explicit form.

Representation Theory Algebraic Geometry 11F70 (Primary) 22E50, 32S30, 32S60 (Secondary)

Learning to Detect Specular Highlights from Real-world Images

1 code implementation10 Oct 2020 Gang Fu, Qing Zhang, QiFeng Lin, Lei Zhu, and Chunaxia Xiao

Specular highlight detection is a challenging problem, and has many applications such as shiny object detection and light source estimation.

Highlight Detection object-detection +1

Automated classification of stems and leaves of potted plants based on point cloud data

no code implementations28 Feb 2020 Zichu Liu, Qing Zhang, Pei Wang, Zhen Li, Huiru Wang

A classification method was proposed to classify the leaves and stems of potted plants automatically based on the point cloud data of the plants, which is a nondestructive acquisition.

General Classification

Automatic marker-free registration of tree point-cloud data based on rotating projection

no code implementations30 Jan 2020 Xiuxian Xu, Pei Wang, Xiaozheng Gan, Ya-Xin Li, Li Zhang, Qing Zhang, Mei Zhou, Yinghui Zhao, Xinwei Li

In coarse registration, point clouds produced by each scan are projected onto a spherical surface to generate a series of two-dimensional (2D) images, which are used to estimate the initial positions of multiple scans.

Zero-Shot Paraphrase Generation with Multilingual Language Models

no code implementations9 Nov 2019 Yinpeng Guo, Yi Liao, Xin Jiang, Qing Zhang, Yibo Zhang, Qun Liu

Leveraging multilingual parallel texts to automatically generate paraphrases has drawn much attention as size of high-quality paraphrase corpus is limited.

Denoising Machine Translation +3

Dual Illumination Estimation for Robust Exposure Correction

2 code implementations30 Oct 2019 Qing Zhang, Yongwei Nie, Wei-Shi Zheng

By performing dual illumination estimation, we obtain two intermediate exposure correction results for the input image, with one fixes the underexposed regions and the other one restores the overexposed regions.

Multi-Exposure Image Fusion

Enhancing Underexposed Photos using Perceptually Bidirectional Similarity

no code implementations25 Jul 2019 Qing Zhang, Yongwei Nie, Lei Zhu, Chunxia Xiao, Wei-Shi Zheng

To obtain high-quality results free of these artifacts, we present a novel underexposed photo enhancement approach that is able to maintain the perceptual consistency.

Video Enhancement

Graph-Adaptive Pruning for Efficient Inference of Convolutional Neural Networks

no code implementations21 Nov 2018 Mengdi Wang, Qing Zhang, Jun Yang, Xiaoyuan Cui, Wei. Lin

In this method, the network is viewed as a computational graph, in which the vertices denote the computation nodes and edges represent the information flow.

Knowledge Distillation Model Compression

A Novel Integrated Framework for Learning both Text Detection and Recognition

no code implementations21 Nov 2018 Wanchen Sui, Qing Zhang, Jun Yang, Wei Chu

In this paper, we propose a novel integrated framework for learning both text detection and recognition.

Text Detection

Pyramid Embedded Generative Adversarial Network for Automated Font Generation

no code implementations20 Nov 2018 Donghui Sun, Qing Zhang, Jun Yang

The generator is built using one encoder-decoder structure with cascaded refinement connections and mirror skip connections.

Font Generation Generative Adversarial Network

On Multi-resident Activity Recognition in Ambient Smart-Homes

no code implementations18 Jun 2018 Son N. Tran, Qing Zhang, Mohan Karunanithi

Increasing attention to the research on activity monitoring in smart homes has motivated the employment of ambient intelligence to reduce the deployment cost and solve the privacy issue.

Activity Recognition

Noise-Clustered Distant Supervision for Relation Extraction: A Nonparametric Bayesian Perspective

no code implementations EMNLP 2017 Qing Zhang, Houfeng Wang

For the task of relation extraction, distant supervision is an efficient approach to generate labeled data by aligning knowledge base with free texts.

General Classification Matrix Completion +3

Towards Monetary Incentives in Social Q&A Services

no code implementations3 Mar 2017 Steve T. K. Jan, Chun Wang, Qing Zhang, Gang Wang

Community-based question answering (CQA) services are facing key challenges to motivate domain experts to provide timely answers.

Question Answering

Quality Dynamic Human Body Modeling Using a Single Low-cost Depth Camera

no code implementations CVPR 2014 Qing Zhang, Bo Fu, Mao Ye, Ruigang Yang

In this paper we present a novel autonomous pipeline to build a personalized parametric model (pose-driven avatar) using a single depth sensor.

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