Search Results for author: Chun Yu

Found 3 papers, 0 papers with code

Modeling the Trade-off of Privacy Preservation and Activity Recognition on Low-Resolution Images

no code implementations18 Mar 2023 Yuntao Wang, Zirui Cheng, Xin Yi, Yan Kong, Xueyang Wang, Xuhai Xu, Yukang Yan, Chun Yu, Shwetak Patel, Yuanchun Shi

Modeling the trade-off of privacy preservation and machine recognition performance can guide future privacy-preserving computer vision systems using low-resolution image sensors.

Activity Recognition Image Super-Resolution +1

Revamp: Enhancing Accessible Information Seeking Experience of Online Shopping for Blind or Low Vision Users

no code implementations1 Feb 2021 Ruolin Wang, Zixuan Chen, Mingrui "Ray" Zhang, Zhaoheng Li, Zhixiu Liu, Zihan Dang, Chun Yu, Xiang "Anthony" Chen

Online shopping has become a valuable modern convenience, but blind or low vision (BLV) users still face significant challenges using it, because of: 1) inadequate image descriptions and 2) the inability to filter large amounts of information using screen readers.

Information Retrieval Question Answering +1

Pursuing Sources of Heterogeneity in Modeling Clustered Population

no code implementations10 Mar 2020 Yan Li, Chun Yu, Yize Zhao, Robert H. Aseltine, Weixin Yao, Kun Chen

We clarify the concepts of the source of heterogeneity that account for potential scale differences of the clusters and propose a regularized finite mixture effects regression to achieve heterogeneity pursuit and feature selection simultaneously.

Association regression

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