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Data uncertainty is commonly observed in the images for face recognition (FR). However, deep learning algorithms often make predictions with high confidence even for uncertain or irrelevant inputs. Intuitively, FR algorithms can benefit…

计算机视觉与模式识别 · 计算机科学 2022-12-05 Lei Shang , Mouxiao Huang , Wu Shi , Yuchen Liu , Yang Liu , Fei Wang , Baigui Sun , Xuansong Xie , Yu Qiao

Proxy-based Deep Metric Learning (DML) learns deep representations by embedding images close to their class representatives (proxies), commonly with respect to the angle between them. However, this disregards the embedding norm, which can…

机器学习 · 计算机科学 2022-07-11 Michael Kirchhof , Karsten Roth , Zeynep Akata , Enkelejda Kasneci

Recently, substantial research efforts in Deep Metric Learning (DML) focused on designing complex pairwise-distance losses, which require convoluted schemes to ease optimization, such as sample mining or pair weighting. The standard…

The constraint of neighborhood consistency or local consistency is widely used for robust image matching. In this paper, we focus on learning neighborhood topology consistent descriptors (TCDesc), while former works of learning descriptors,…

计算机视觉与模式识别 · 计算机科学 2020-09-16 Honghu Pan , Fanyang Meng , Nana Fan , Zhenyu He

Deep neural networks (DNNs) often suffer from the overconfidence issue, where incorrect predictions are made with high confidence scores, hindering the applications in critical systems. In this paper, we propose a novel approach called…

计算机视觉与模式识别 · 计算机科学 2024-11-08 Yijun Liu , Jiequan Cui , Zhuotao Tian , Senqiao Yang , Qingdong He , Xiaoling Wang , Jingyong Su

This paper proposes the ViT Token Constraint and Multi-scale Memory bank (TCMM) method to address the patch noises and feature inconsistency in unsupervised person re-identification works. Many excellent methods use ViT features to obtain…

计算机视觉与模式识别 · 计算机科学 2025-01-17 Zheng-An Zhu , Hsin-Che Chien , Chen-Kuo Chiang

Deep networks are increasingly being applied to problems involving image synthesis, e.g., generating images from textual descriptions and reconstructing an input image from a compact representation. Supervised training of image-synthesis…

机器学习 · 计算机科学 2017-01-25 Jake Snell , Karl Ridgeway , Renjie Liao , Brett D. Roads , Michael C. Mozer , Richard S. Zemel

Although language model scores are often treated as probabilities, their reliability as probability estimators has mainly been studied through calibration, overlooking other aspects. In particular, it is unclear whether language models…

计算与语言 · 计算机科学 2024-10-01 Eitan Wagner , Yuli Slavutsky , Omri Abend

Popular rotated detection methods usually use five parameters (coordinates of the central point, width, height, and rotation angle) to describe the rotated bounding box and l1-loss as the loss function. In this paper, we argue that the…

计算机视觉与模式识别 · 计算机科学 2019-12-23 Wen Qian , Xue Yang , Silong Peng , Yue Guo , Junchi Yan

During the training of networks for distance metric learning, minimizers of the typical loss functions can be considered as "feasible points" satisfying a set of constraints imposed by the training data. To this end, we reformulate distance…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Oğul Can , Yeti Ziya Gürbüz , A. Aydın Alatan

Face recognition models trained under the assumption of identical training and test distributions often suffer from poor generalization when faced with unknown variations, such as a novel ethnicity or unpredictable individual make-ups…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Masoud Faraki , Xiang Yu , Yi-Hsuan Tsai , Yumin Suh , Manmohan Chandraker

Small, imbalanced datasets and poor input image quality can lead to high false predictions rates with deep learning models. This paper introduces Class-Based Image Composition, an approach that allows us to reformulate training inputs…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Hlali Azzeddine , Majid Ben Yakhlef , Soulaiman El Hazzat

Deep metric learning aims to construct an embedding space where samples of the same class are close to each other, while samples of different classes are far away from each other. Most existing deep metric learning methods attempt to…

计算机视觉与模式识别 · 计算机科学 2023-04-24 Liu Pingping , Liu Zetong , Lang Yijun , Zhou Qiuzhan , Li Qingliang

In this work, we focus on improving the accuracy-variance trade-off for state-of-the-art differentially private machine learning (DP ML) methods. First, we design a general framework that uses aggregates of intermediate checkpoints…

机器学习 · 计算机科学 2024-09-18 Virat Shejwalkar , Arun Ganesh , Rajiv Mathews , Yarong Mu , Shuang Song , Om Thakkar , Abhradeep Thakurta , Xinyi Zheng

Deep metric learning has attracted much attention in recent years, due to seamlessly combining the distance metric learning and deep neural network. Many endeavors are devoted to design different pair-based angular loss functions, which…

计算机视觉与模式识别 · 计算机科学 2020-11-06 Dingyi Zhang , Yingming Li , Zhongfei Zhang

This paper proposes a probabilistic deep metric learning (PDML) framework for hyperspectral image classification, which aims to predict the category of each pixel for an image captured by hyperspectral sensors. The core problem for…

计算机视觉与模式识别 · 计算机科学 2022-11-16 Chengkun Wang , Wenzhao Zheng , Xian Sun , Jiwen Lu , Jie Zhou

The goal of transfer learning is to improve the performance of target learning task by leveraging information (or transferring knowledge) from other related tasks. In this paper, we examine the problem of transfer distance metric learning…

机器学习 · 统计学 2019-04-09 Yong Luo , Yonggang Wen , Tongliang Liu , Dacheng Tao

We introduce \textsc{CAT}, a framework designed to evaluate and visualize the \emph{interplay} of \emph{accuracy} and \emph{response consistency} of Large Language Models (LLMs) under controllable input variations, using multiple-choice…

计算与语言 · 计算机科学 2026-01-01 Paulo Cavalin , Cassia Sanctos , Marcelo Grave , Claudio Pinhanez , Yago Primerano

The deep metric learning (DML) objective is to learn a neural network that maps into an embedding space where similar data are near and dissimilar data are far. However, conventional proxy-based losses for DML have two problems: gradient…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Shozo Saeki , Minoru Kawahara , Hirohisa Aman

Deterministic inference is increasingly critical for large language model (LLM) applications such as LLM-as-a-judge evaluation, multi-agent systems, and Reinforcement Learning (RL). However, existing LLM serving frameworks exhibit…

机器学习 · 计算机科学 2025-11-25 Ziyang Zhang , Xinheng Ding , Jiayi Yuan , Rixin Liu , Huizi Mao , Jiarong Xing , Zirui Liu