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Representation learning constitutes a pivotal cornerstone in contemporary deep learning paradigms, offering a conduit to elucidate distinctive features within the latent space and interpret the deep models. Nevertheless, the inherent…

Computer Vision and Pattern Recognition · Computer Science 2024-02-07 Siyuan Dai , Kai Ye , Kun Zhao , Ge Cui , Haoteng Tang , Liang Zhan

Algorithmic fairness has gained prominence due to societal and regulatory concerns about biases in Machine Learning models. Common group fairness metrics like Equalized Odds for classification or Demographic Parity for both classification…

Machine Learning · Statistics 2023-11-01 François HU , Philipp Ratz , Arthur Charpentier

Multimodal Large Language Models (MLLMs) have shown remarkable success in comprehension tasks such as visual description and visual question answering. However, their direct application to embedding-based tasks like retrieval remains…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Lihao Liu , Yan Wang , Biao Yang , Da Li , Jiangxia Cao , Yuxiao Luo , Xiang Chen , Xiangyu Wu , Wei Yuan , Fan Yang , Guiguang Ding , Tingting Gao , Guorui Zhou

Recent works have studied the design of algorithms for selecting representative sortition panels. However, the most central question remains unaddressed: Do these panels reflect the entire population's opinion? We present a positive answer…

Computer Science and Game Theory · Computer Science 2024-06-05 Ioannis Caragiannis , Evi Micha , Jannik Peters

Visual Place Recognition (VPR) is a crucial part of mobile robotics and autonomous driving as well as other computer vision tasks. It refers to the process of identifying a place depicted in a query image using only computer vision. At…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Amar Ali-bey , Brahim Chaib-draa , Philippe Giguère

We study the problem of post-processing a supervised machine-learned regressor to maximize fair binary classification at all decision thresholds. By decreasing the statistical distance between each group's score distributions, we show that…

Machine Learning · Computer Science 2023-12-12 Kweku Kwegyir-Aggrey , A. Feder Cooper , Jessica Dai , John Dickerson , Keegan Hines , Suresh Venkatasubramanian

While generative modeling has become prevalent across numerous research fields, its integration into the realm of image retrieval remains largely unexplored and underjustified. In this paper, we present a novel methodology, reframing image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Yidan Zhang , Ting Zhang , Dong Chen , Yujing Wang , Qi Chen , Xing Xie , Hao Sun , Weiwei Deng , Qi Zhang , Fan Yang , Mao Yang , Qingmin Liao , Jingdong Wang , Baining Guo

Person re-identification (re-ID) and attribute recognition share a common target at learning pedestrian descriptions. Their difference consists in the granularity. Most existing re-ID methods only take identity labels of pedestrians into…

Computer Vision and Pattern Recognition · Computer Science 2019-06-11 Yutian Lin , Liang Zheng , Zhedong Zheng , Yu Wu , Zhilan Hu , Chenggang Yan , Yi Yang

Incompatibility of image descriptor and ranking is always neglected in image retrieval. In this paper, manifold learning and Gestalt psychology theory are involved to solve the incompatibility problem. A new holistic descriptor called…

Computer Vision and Pattern Recognition · Computer Science 2016-09-27 Shenglan Liu , Jun Wu , Lin Feng , Yang Liu , Hong Qiao , Wenbo Luo Muxin Sun , Wei Wang

In dimensionality reduction problems, the adopted technique may produce disparities between the representation errors of different groups. For instance, in the projected space, a specific class can be better represented in comparison with…

Machine Learning · Computer Science 2022-10-04 Guilherme D. Pelegrina , Renan D. B. Brotto , Leonardo T. Duarte , Romis Attux , João M. T. Romano

Cross-modal medical image-report retrieval task plays a significant role in clinical diagnosis and various medical generative tasks. Eliminating heterogeneity between different modalities to enhance semantic consistency is the key challenge…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Zeqiang Wei , Kai Jin , Xiuzhuang Zhou

Masked Image Modeling (MIM) has achieved impressive representative performance with the aim of reconstructing randomly masked images. Despite the empirical success, most previous works have neglected the important fact that it is…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Junde Xu , Zikai Lin , Donghao Zhou , Yaodong Yang , Xiangyun Liao , Bian Wu , Guangyong Chen , Pheng-Ann Heng

Visual Place Recognition (VPR) enables robust localization through image retrieval based on learned descriptors. However, drastic appearance variations of images at the same place caused by viewpoint changes can lead to inconsistent…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Qiwen Gu , Xufei Wang , Junqiao Zhao , Siyue Tao , Tiantian Feng , Ziqiao Wang , Guang Chen

High-throughput computational imaging requires efficient processing algorithms to retrieve multi-dimensional and multi-scale information. In computational phase imaging, phase retrieval (PR) is required to reconstruct both amplitude and…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Xuyang Chang , Liheng Bian , Jun Zhang

A central theme in the field of survey statistics is estimating population-level quantities through data coming from potentially non-representative samples of the population. Multilevel Regression and Poststratification (MRP), a model-based…

Methodology · Statistics 2020-07-17 Yuxiang Gao , Lauren Kennedy , Daniel Simpson , Andrew Gelman

In projection pursuit regression (PPR), an unknown response function is approximated by the sum of M "ridge functions," which are flexible functions of one-dimensional projections of a multivariate input space. Traditionally, optimization…

Methodology · Statistics 2022-10-18 Gavin Collins , Devin Francom , Kellin Rumsey

Despite frequent double-blind review, demographic biases of authors still disadvantage the underrepresented groups. We present Fair-PaperRec, a MultiLayer Perceptron (MLP)-based model that addresses demographic disparities in post-review…

Artificial Intelligence · Computer Science 2026-03-13 Uttamasha Anjally Oyshi , Susan Gauch

Multi-behavior recommendation systems enhance effectiveness by leveraging auxiliary behaviors (such as page views and favorites) to address the limitations of traditional models that depend solely on sparse target behaviors like purchases.…

Information Retrieval · Computer Science 2024-08-23 Haojie Li , Zhiyong Cheng , Xu Yu , Jinhuan Liu , Guanfeng Liu , Junwei Du

Discrimination in machine learning often arises along multiple dimensions (a.k.a. protected attributes); it is then desirable to ensure \emph{intersectional fairness} -- i.e., that no subgroup is discriminated against. It is known that…

Machine Learning · Statistics 2023-06-27 Mathieu Molina , Patrick Loiseau

It is common to address the curse of dimensionality in Markov decision processes (MDPs) by exploiting low-rank representations. This motivates much of the recent theoretical study on linear MDPs. However, most approaches require a given…

Machine Learning · Computer Science 2022-12-09 Tianjun Zhang , Tongzheng Ren , Mengjiao Yang , Joseph E. Gonzalez , Dale Schuurmans , Bo Dai