Search Results for author: Chao Fan

Found 23 papers, 17 papers with code

The Ninth NTIRE 2024 Efficient Super-Resolution Challenge Report

1 code implementation16 Apr 2024 Bin Ren, Nancy Mehta, Radu Timofte, Hongyuan Yu, Cheng Wan, Yuxin Hong, Bingnan Han, Zhuoyuan Wu, Yajun Zou, Yuqing Liu, Jizhe Li, Keji He, Chao Fan, Heng Zhang, Xiaolin Zhang, Xuanwu Yin, Kunlong Zuo, Bohao Liao, Peizhe Xia, Long Peng, Zhibo Du, Xin Di, Wangkai Li, Yang Wang, Wei Zhai, Renjing Pei, Jiaming Guo, Songcen Xu, Yang Cao, ZhengJun Zha, Yan Wang, Yi Liu, Qing Wang, Gang Zhang, Liou Zhang, Shijie Zhao, Long Sun, Jinshan Pan, Jiangxin Dong, Jinhui Tang, Xin Liu, Min Yan, Menghan Zhou, Yiqiang Yan, Yixuan Liu, Wensong Chan, Dehua Tang, Dong Zhou, Li Wang, Lu Tian, Barsoum Emad, Bohan Jia, Junbo Qiao, Yunshuai Zhou, Yun Zhang, Wei Li, Shaohui Lin, Shenglong Zhou, Binbin Chen, Jincheng Liao, Suiyi Zhao, Zhao Zhang, Bo wang, Yan Luo, Yanyan Wei, Feng Li, Mingshen Wang, Yawei Li, Jinhan Guan, Dehua Hu, Jiawei Yu, Qisheng Xu, Tao Sun, Long Lan, Kele Xu, Xin Lin, Jingtong Yue, Lehan Yang, Shiyi Du, Lu Qi, Chao Ren, Zeyu Han, YuHan Wang, Chaolin Chen, Haobo Li, Mingjun Zheng, Zhongbao Yang, Lianhong Song, Xingzhuo Yan, Minghan Fu, Jingyi Zhang, Baiang Li, Qi Zhu, Xiaogang Xu, Dan Guo, Chunle Guo, Jiadi Chen, Huanhuan Long, Chunjiang Duanmu, Xiaoyan Lei, Jie Liu, Weilin Jia, Weifeng Cao, Wenlong Zhang, Yanyu Mao, Ruilong Guo, Nihao Zhang, Qian Wang, Manoj Pandey, Maksym Chernozhukov, Giang Le, Shuli Cheng, Hongyuan Wang, Ziyan Wei, Qingting Tang, Liejun Wang, Yongming Li, Yanhui Guo, Hao Xu, Akram Khatami-Rizi, Ahmad Mahmoudi-Aznaveh, Chih-Chung Hsu, Chia-Ming Lee, Yi-Shiuan Chou, Amogh Joshi, Nikhil Akalwadi, Sampada Malagi, Palani Yashaswini, Chaitra Desai, Ramesh Ashok Tabib, Ujwala Patil, Uma Mudenagudi

In sub-track 1, the practical runtime performance of the submissions was evaluated, and the corresponding score was used to determine the ranking.

Image Super-Resolution

BigGait: Learning Gait Representation You Want by Large Vision Models

2 code implementations29 Feb 2024 Dingqiang Ye, Chao Fan, Jingzhe Ma, Xiaoming Liu, Shiqi Yu

Gait recognition stands as one of the most pivotal remote identification technologies and progressively expands across research and industry communities.

Gait Recognition

Cross-Covariate Gait Recognition: A Benchmark

2 code implementations22 Dec 2023 Shinan Zou, Chao Fan, Jianbo Xiong, Chuanfu Shen, Shiqi Yu, Jin Tang

Compared to existing datasets, CCGR has both population and individual-level diversity.

Gait Recognition

A Multi-Stage Adaptive Feature Fusion Neural Network for Multimodal Gait Recognition

1 code implementation22 Dec 2023 Shinan Zou, Jianbo Xiong, Chao Fan, Shiqi Yu, Jin Tang

In this paper, by considering the temporal and spatial characteristics of gait data, we propose a multi-stage feature fusion strategy (MSFFS), which performs multimodal fusions at different stages in the feature extraction process.

Gait Recognition

SkeletonGait: Gait Recognition Using Skeleton Maps

1 code implementation22 Nov 2023 Chao Fan, Jingzhe Ma, Dongyang Jin, Chuanfu Shen, Shiqi Yu

In this paper, we introduce a novel skeletal gait representation named skeleton map, together with SkeletonGait, a skeleton-based method to exploit structural information from human skeleton maps.

Gait Recognition

FairMobi-Net: A Fairness-aware Deep Learning Model for Urban Mobility Flow Generation

no code implementations20 Jul 2023 Zhewei Liu, Lipai Huang, Chao Fan, Ali Mostafavi

Generating realistic human flows across regions is essential for our understanding of urban structures and population activity patterns, enabling important applications in the fields of urban planning and management.

Binary Classification Fairness +1

Pedestrian Attribute Editing for Gait Recognition and Anonymization

1 code implementation9 Mar 2023 Jingzhe Ma, Dingqiang Ye, Chao Fan, Shiqi Yu

As a kind of biometrics, the gait information of pedestrians has attracted widespread attention from both industry and academia since it can be acquired from long distances without the cooperation of targets.

Attribute Data Augmentation +3

Exploring Deep Models for Practical Gait Recognition

1 code implementation6 Mar 2023 Chao Fan, Saihui Hou, Yongzhen Huang, Shiqi Yu

Gait recognition is a rapidly advancing vision technique for person identification from a distance.

Gait Recognition Person Identification +1

OpenGait: Revisiting Gait Recognition Toward Better Practicality

1 code implementation12 Nov 2022 Chao Fan, Junhao Liang, Chuanfu Shen, Saihui Hou, Yongzhen Huang, Shiqi Yu

To this end, we first develop a flexible and efficient gait recognition codebase named OpenGait.

Gait Recognition

Graph Attention Networks Unveil Determinants of Intra- and Inter-city Health Disparity

no code implementations18 Oct 2022 Chenyue Liu, Chao Fan, Ali Mostafavi

Understanding the determinants underlying variations in urban health status is important for informing urban design and planning, as well as public health policies.

Graph Attention

Attributed Network Embedding Model for Exposing COVID-19 Spread Trajectory Archetypes

no code implementations20 Sep 2022 Junwei Ma, Bo Li, Qingchun Li, Chao Fan, Ali Mostafavi

To this end, this study creates a network embedding model capturing cross-county visitation networks, as well as heterogeneous features to uncover clusters of counties in the United States based on their pandemic spread transmission trajectories.

Network Embedding

Learning Gait Representation from Massive Unlabelled Walking Videos: A Benchmark

1 code implementation28 Jun 2022 Chao Fan, Saihui Hou, Jilong Wang, Yongzhen Huang, Shiqi Yu

As far as we know, GaitLU-1M is the first large-scale unlabelled gait dataset, and GaitSSB is the first method that achieves remarkable unsupervised results on the aforementioned benchmarks.

Contrastive Learning Gait Recognition +1

FMP: Toward Fair Graph Message Passing against Topology Bias

no code implementations8 Feb 2022 Zhimeng Jiang, Xiaotian Han, Chao Fan, Zirui Liu, Na Zou, Ali Mostafavi, Xia Hu

Despite recent advances in achieving fair representations and predictions through regularization, adversarial debiasing, and contrastive learning in graph neural networks (GNNs), the working mechanism (i. e., message passing) behind GNNs inducing unfairness issue remains unknown.

Contrastive Learning Fairness +1

Neural Embeddings of Urban Big Data Reveal Emergent Structures in Cities

no code implementations24 Oct 2021 Chao Fan, Yang Yang, Ali Mostafavi

In this study, we propose using a neural embedding model-graph neural network (GNN)- that leverages the heterogeneous features of urban areas and their interactions captured by human mobility network to obtain vector representations of these areas.

Generalized Demographic Parity for Group Fairness

1 code implementation ICLR 2022 Zhimeng Jiang, Xiaotian Han, Chao Fan, Fan Yang, Ali Mostafavi, Xia Hu

We show the understanding of GDP from the probability perspective and theoretically reveal the connection between GDP regularizer and adversarial debiasing.

Attribute Fairness

Adaptive Reinforcement Learning Model for Simulation of Urban Mobility during Crises

no code implementations Physics and Society (physics.soc-ph); Computers and Society (cs.CY) 2020 Chao Fan, Xiangqi Jiang, Ali Mostafavi

The objective of this study is to propose and test an adaptive reinforcement learning model that can learn the patterns of human mobility in a normal context and simulate the mobility during perturbations caused by crises, such as flooding, wildfire, and hurricanes.

reinforcement-learning Reinforcement Learning (RL)

DeepCOVIDNet: An Interpretable Deep Learning Model for Predictive Surveillance of COVID-19 Using Heterogeneous Features and their Interactions

2 code implementations31 Jul 2020 Ankit Ramchandani, Chao Fan, Ali Mostafavi

In this paper, we propose a deep learning model to forecast the range of increase in COVID-19 infected cases in future days and we present a novel method to compute equidimensional representations of multivariate time series and multivariate spatial time series data.

Time Series Time Series Analysis

GaitPart: Temporal Part-Based Model for Gait Recognition

2 code implementations CVPR 2020 Chao Fan, Yunjie Peng, Chunshui Cao, Xu Liu, Saihui Hou, Jiannan Chi, Yongzhen Huang, Qing Li, Zhiqiang He

Gait recognition, applied to identify individual walking patterns in a long-distance, is one of the most promising video-based biometric technologies.

Multiview Gait Recognition

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