English
Related papers

Related papers: CCFace: Classification Consistency for Low-Resolut…

200 papers

The development of computer vision solutions for gigapixel images in digital pathology is hampered by significant computational limitations due to the large size of whole slide images. In particular, digitizing biopsies at high resolutions…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Rocío del Amor , Julio Silva-Rodríguez , Adrián Colomer , Valery Naranjo

In the field of intelligent multimedia analysis, ultra-fine-grained visual categorization (Ultra-FGVC) plays a vital role in distinguishing intricate subcategories within broader categories. However, this task is inherently challenging due…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Ziye Fang , Xin Jiang , Hao Tang , Zechao Li

Image classification is hindered by subtle inter-class differences and substantial intra-class variations, which limit the effectiveness of existing contrastive learning methods. Supervised contrastive approaches based on the InfoNCE loss…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Bin Wang , Fadi Dornaika

In this paper, we propose a simple yet effective contrastive knowledge distillation framework that achieves sample-wise logit alignment while preserving semantic consistency. Conventional knowledge distillation approaches exhibit…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Wencheng Zhu , Xin Zhou , Pengfei Zhu , Yu Wang , Qinghua Hu

Real-world data usually suffers from severe class imbalance and long-tailed distributions, where minority classes are significantly underrepresented compared to the majority ones. Recent research prefers to utilize multi-expert…

Computer Vision and Pattern Recognition · Computer Science 2023-05-08 Zhengzhuo Xu , Zenghao Chai , Chengyin Xu , Chun Yuan , Haiqin Yang

The usage of convolutional neural networks (CNNs) in conjunction with a margin-based softmax approach demonstrates a state-of-the-art performance for the face recognition problem. Recently, lightweight neural network models trained with the…

Computer Vision and Pattern Recognition · Computer Science 2020-03-06 David Svitov , Sergey Alyamkin

Recognizability, a key perceptual factor in human face processing, strongly affects the performance of face recognition (FR) systems in both verification and identification tasks. Effectively using recognizability to enhance feature…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Duc-Phuong Doan-Ngo , Thanh-Dang Diep , Thanh Nguyen-Duc , Thanh-Sach LE , Nam Thoai

Large-scale contrastive learning models can learn very informative sentence embeddings, but are hard to serve online due to the huge model size. Therefore, they often play the role of "teacher", transferring abilities to small "student"…

Artificial Intelligence · Computer Science 2023-01-31 Chaochen Gao , Xing Wu , Peng Wang , Jue Wang , Liangjun Zang , Zhongyuan Wang , Songlin Hu

Heterogeneous Face Recognition (HFR) aims at matching face images captured across different sensing modalities, such as thermal-to-visible or near-infrared-to-visible, enhancing the usability of face recognition systems in challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Anjith George , Sebastien Marcel

Learning discriminative face features plays a major role in building high-performing face recognition models. The recent state-of-the-art face recognition solutions proposed to incorporate a fixed penalty margin on commonly used…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Fadi Boutros , Naser Damer , Florian Kirchbuchner , Arjan Kuijper

The softmax-based loss functions and its variants (e.g., cosface, sphereface, and arcface) significantly improve the face recognition performance in wild unconstrained scenes. A common practice of these algorithms is to perform…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Hongwei Xu , Suncheng Xiang , Dahong Qian

Retinal image matching plays a crucial role in monitoring disease progression and treatment response. However, datasets with matched keypoints between temporally separated pairs of images are not available in abundance to train…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Sahar Almahfouz Nasser , Nihar Gupte , Amit Sethi

In this paper, we aim to address the large domain gap between high-resolution face images, e.g., from professional portrait photography, and low-quality surveillance images, e.g., from security cameras. Establishing an identity match…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Klemen Grm , Berk Kemal Özata , Vitomir Štruc , Hazım Kemal Ekenel

Recently, a popular line of research in face recognition is adopting margins in the well-established softmax loss function to maximize class separability. In this paper, we first introduce an Additive Angular Margin Loss (ArcFace), which…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Jiankang Deng , Jia Guo , Jing Yang , Niannan Xue , Irene Kotsia , Stefanos Zafeiriou

Low resolution fine-grained classification has widespread applicability for applications where data is captured at a distance such as surveillance and mobile photography. While fine-grained classification with high resolution images has…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Maneet Singh , Shruti Nagpal , Mayank Vatsa , Richa Singh

Dataset distillation (DD) aims to compress large-scale datasets into compact synthetic counterparts for efficient model training. However, existing DD methods exhibit substantial performance degradation on long-tailed datasets. We identify…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Ruixi Wu , Shaobo Wang , Jiahuan Chen , Zhiyuan Liu , Yicun Yang , Zhaorun Chen , Zekai Li , Kaixin Li , Xinming Wang , Hongzhu Yi , Kai Wang , Linfeng Zhang

Face recognition is known to exhibit bias - subjects in a certain demographic group can be better recognized than other groups. This work aims to learn a fair face representation, where faces of every group could be more equally…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Sixue Gong , Xiaoming Liu , Anil K. Jain

With the development of deep learning, Deep Metric Learning (DML) has achieved great improvements in face recognition. Specifically, the widely used softmax loss in the training process often bring large intra-class variations, and feature…

Computer Vision and Pattern Recognition · Computer Science 2018-05-02 Bowen Wu , Huaming Wu , Monica M. Y. Zhang

Transductive Few-Shot learning has gained increased attention nowadays considering the cost of data annotations along with the increased accuracy provided by unlabelled samples in the domain of few shot. Especially in Few-Shot…

Machine Learning · Computer Science 2022-09-20 Yuqing Hu , Stéphane Pateux , Vincent Gripon

Face recognition has been widely studied due to its importance in different applications; however, most of the proposed methods fail when face images are occluded or captured under illumination and pose variations. Recently several low-rank…

Computer Vision and Pattern Recognition · Computer Science 2017-03-16 Homa Foroughi , Moein Shakeri , Nilanjan Ray , Hong Zhang