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Feature selection problems arise in a variety of applications, such as microarray analysis, clinical prediction, text categorization, image classification and face recognition, multi-label learning, and classification of internet traffic.…

Machine Learning · Statistics 2018-02-15 Francisco Macedo , M. Rosário Oliveira , António Pacheco , Rui Valadas

Our work is motivated by and illustrated with application of association networks in computational biology, specifically in the context of gene/protein regulatory networks. Association networks represent systems of interacting elements,…

Applications · Statistics 2012-05-01 Natallia Katenka , Eric D. Kolaczyk

Fairness in machine learning remains challenging due to its ethical complexity, the absence of a universal definition, and the need for context-specific bias metrics. Existing methods still struggle with intersectionality, multiclass…

Machine Learning · Computer Science 2026-05-01 Jeanne Monnier , Thomas George , Frédéric Guyard , Christèle Tarnec , Marios Kountouris

Current face recognition systems achieve high progress on several benchmark tests. Despite this progress, recent works showed that these systems are strongly biased against demographic sub-groups. Consequently, an easily integrable solution…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Philipp Terhörst , Jan Niklas Kolf , Naser Damer , Florian Kirchbuchner , Arjan Kuijper

Bias mitigation in machine learning models is imperative, yet challenging. While several approaches have been proposed, one view towards mitigating bias is through adversarial learning. A discriminator is used to identify the bias…

Machine Learning · Computer Science 2022-02-23 Vinod K Kurmi , Rishabh Sharma , Yash Vardhan Sharma , Vinay P. Namboodiri

We initiate the study of multi-attribute group fairness in $k$-nearest neighbor ($k$-NN) search over vector databases. Unlike prior work that optimizes efficiency or query filtering, fairness imposes count constraints to ensure proportional…

Databases · Computer Science 2026-02-23 Thinh On , Senjuti Basu Roy , Baruch Schieber

In this paper, we propose a novel explanatory framework aimed to provide a better understanding of how face recognition models perform as the underlying data characteristics (protected attributes: gender, ethnicity, age; non-protected…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Andrea Atzori , Gianni Fenu , Mirko Marras

Retrieving facial images from attributes plays a vital role in various systems such as face recognition and suspect identification. Compared to other image retrieval tasks, facial image retrieval is more challenging due to the high…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Devansh Gupta , Aditya Saini , Drishti Bhasin , Sarthak Bhagat , Shagun Uppal , Rishi Raj Jain , Ponnurangam Kumaraguru , Rajiv Ratn Shah

Much recent research has uncovered and discussed serious concerns of bias in facial analysis technologies, finding performance disparities between groups of people based on perceived gender, skin type, lighting condition, etc. These audits…

Weak supervision enables efficient development of training sets by reducing the need for ground truth labels. However, the techniques that make weak supervision attractive -- such as integrating any source of signal to estimate unknown…

Machine Learning · Computer Science 2023-11-30 Changho Shin , Sonia Cromp , Dyah Adila , Frederic Sala

Face recognition systems are widely deployed in safety-critical applications, including law enforcement, yet they exhibit bias across a range of socio-demographic dimensions, such as gender and race. Conventional wisdom dictates that model…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Samuel Dooley , Rhea Sanjay Sukthanker , John P. Dickerson , Colin White , Frank Hutter , Micah Goldblum

It has been shown that word embeddings can exhibit gender bias, and various methods have been proposed to quantify this. However, the extent to which the methods are capturing social stereotypes inherited from the data has been debated.…

Computation and Language · Computer Science 2020-10-29 Haiyang Zhang , Alison Sneyd , Mark Stevenson

Multi-modal search engines have experienced significant growth and widespread use in recent years, making them the second most common internet use. While search engine systems offer a range of services, the image search field has recently…

Information Retrieval · Computer Science 2023-08-23 Swagatika Dash

Convolutional Neural Network (CNN) is a very powerful approach to extract discriminative local descriptors for effective image search. Recent work adopts fine-tuned strategies to further improve the discriminative power of the descriptors.…

Computer Vision and Pattern Recognition · Computer Science 2017-11-28 Tuan Hoang , Thanh-Toan Do , Dang-Khoa Le Tan , Ngai-Man Cheung

In recent years, benefiting from the expressive power of Graph Convolutional Networks (GCNs), significant breakthroughs have been made in face clustering area. However, rare attention has been paid to GCN-based clustering on imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Huafeng Yang , Qijie Shen , Xingjian Chen , Fangyi Zhang , Rong Du

Machine learning classifiers are widely used to make decisions with a major impact on people's lives (e.g. accepting or denying a loan, hiring decisions, etc). In such applications,the learned classifiers need to be both accurate and fair…

Machine Learning · Computer Science 2023-10-05 James Brookhouse , Alex Freitas

We show that deep networks trained to satisfy demographic parity often do so through a form of race or gender awareness, and that the more we force a network to be fair, the more accurately we can recover race or gender from the internal…

Machine Learning · Computer Science 2022-11-22 Michael Lohaus , Matthäus Kleindessner , Krishnaram Kenthapadi , Francesco Locatello , Chris Russell

Skin detection is the process of discriminating skin and non-skin regions in a digital image and it is widely used in several applications ranging from hand gesture analysis to track body parts and face detection. Skin detection is a…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Alessandra Lumini , Loris Nanni

As computer vision systems are being increasingly deployed at scale in high-stakes applications like autonomous driving, concerns about social bias in these systems are rising. Analysis of fairness in real-world vision systems, such as…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Sruthi Sudhakar , Viraj Prabhu , Olga Russakovsky , Judy Hoffman

Face aging is to render a given face to predict its future appearance, which plays an important role in the information forensics and security field as the appearance of the face typically varies with age. Although impressive results have…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Zhizhong Huang , Shouzhen Chen , Junping Zhang , Hongming Shan