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Deep neural networks are prone to memorizing incorrect labels during training, which degrades their generalizability. Although recent methods have combined sample selection with semi-supervised learning (SSL) to exploit the memorization…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Reo Fukunaga , Soh Yoshida , Mitsuji Muneyasu

Object counting has progressed from class-specific models, which count only known categories, to class-agnostic models that generalize to unseen categories. The next challenge is Referring Expression Counting (REC), where the goal is to…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Kostas Triaridis , Panagiotis Kaliosis , E-Ro Nguyen , Jingyi Xu , Hieu Le , Dimitris Samaras

We propose to utilize gradients for detecting adversarial and out-of-distribution samples. We introduce confounding labels -- labels that differ from normal labels seen during training -- in gradient generation to probe the effective…

机器学习 · 计算机科学 2022-07-05 Jinsol Lee , Mohit Prabhushankar , Ghassan AlRegib

The quality of training datasets for deep neural networks is a key factor contributing to the accuracy of resulting models. This effect is amplified in difficult tasks such as object detection. Dealing with errors in datasets is often…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Krystian Chachuła , Jakub Łyskawa , Bartłomiej Olber , Piotr Frątczak , Adam Popowicz , Krystian Radlak

Learning a parametric model of a data distribution is a well-known statistical problem that has seen renewed interest as it is brought to scale in deep learning. Framing the problem as a self-supervised task, where data samples are…

机器学习 · 统计学 2022-07-27 Omar Chehab , Alexandre Gramfort , Aapo Hyvarinen

Deep Learning (DL) models to analyze source code have shown immense promise during the past few years. More recently, self-supervised pre-training has gained traction for learning generic code representations valuable for many downstream SE…

Recently, many unsupervised deep learning methods have been proposed to learn clustering with unlabelled data. By introducing data augmentation, most of the latest methods look into deep clustering from the perspective that the original…

计算机视觉与模式识别 · 计算机科学 2020-08-28 Huasong Zhong , Chong Chen , Zhongming Jin , Xian-Sheng Hua

This paper improves contrastive learning for sentence embeddings from two perspectives: handling dropout noise and addressing feature corruption. Specifically, for the first perspective, we identify that the dropout noise from negative…

计算与语言 · 计算机科学 2023-12-25 Jiahao Xu , Wei Shao , Lihui Chen , Lemao Liu

Learning node-level representations of heterophilic graphs is crucial for various applications, including fraudster detection and protein function prediction. In such graphs, nodes share structural similarity identified by the equivalence…

机器学习 · 计算机科学 2023-08-22 Asif Khan , Amos Storkey

Graph contrastive learning has shown great promise when labeled data is scarce, but large unlabeled datasets are available. However, it often does not take uncertainty estimation into account. We show that a variational Bayesian neural…

机器学习 · 计算机科学 2023-12-04 Alexander Möllers , Alexander Immer , Elvin Isufi , Vincent Fortuin

In object re-identification (ReID), the development of deep learning techniques often involves model updates and deployment. It is unbearable to re-embedding and re-index with the system suspended when deploying new models. Therefore,…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Shengsen Wu , Liang Chen , Yihang Lou , Yan Bai , Tao Bai , Minghua Deng , Lingyu Duan

In recent years, several unsupervised, "contrastive" learning algorithms in vision have been shown to learn representations that perform remarkably well on transfer tasks. We show that this family of algorithms maximizes a lower bound on…

机器学习 · 计算机科学 2020-06-08 Mike Wu , Chengxu Zhuang , Milan Mosse , Daniel Yamins , Noah Goodman

Traditional intelligent fault diagnosis of rolling bearings work well only under a common assumption that the labeled training data (source domain) and unlabeled testing data (target domain) are drawn from the same distribution. However, in…

信号处理 · 电气工程与系统科学 2018-05-10 Bo Zhang , Wei Li , Jie Hao , Xiao-Li Li , Meng Zhang

We propose a new method for training a supervised source separation system that aims to learn the interdependent relationships between all combinations of sources in a mixture. Rather than independently estimating each source from a mix, we…

声音 · 计算机科学 2022-03-30 Ethan Manilow , Curtis Hawthorne , Cheng-Zhi Anna Huang , Bryan Pardo , Jesse Engel

Class imbalance is a common problem in the case of real-world object detection and classification tasks. Data of some classes is abundant making them an over-represented majority, and data of other classes is scarce, making them an…

计算机视觉与模式识别 · 计算机科学 2017-03-24 Salman H. Khan , Munawar Hayat , Mohammed Bennamoun , Ferdous Sohel , Roberto Togneri

In this paper, we propose a deep convolutional neural network for learning the embeddings of images in order to capture the notion of visual similarity. We present a deep siamese architecture that when trained on positive and negative pairs…

计算机视觉与模式识别 · 计算机科学 2019-01-14 Rishab Sharma , Anirudha Vishvakarma

Camouflaged object detection identifies objects that blend seamlessly with their surroundings through similar colors, textures, and patterns. This task challenges both traditional segmentation methods and modern foundation models, which…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Baber Jan , Aiman H. El-Maleh , Abdul Jabbar Siddiqui , Abdul Bais , Saeed Anwar

Causal inference has gained much popularity in recent years, with interests ranging from academic, to industrial, to educational, and all in between. Concurrently, the study and usage of neural networks has also grown profoundly (albeit at…

机器学习 · 统计学 2024-05-07 Demetrios Papakostas , Andrew Herren , P. Richard Hahn , Francisco Castillo

Contrastive learning has recently established itself as a powerful self-supervised learning framework for extracting rich and versatile data representations. Broadly speaking, contrastive learning relies on a data augmentation scheme to…

机器学习 · 计算机科学 2023-05-02 Ilgee Hong , Huy Tran , Claire Donnat

Graph anomaly detection aims to identify unusual patterns in graph-based data, with wide applications in fields such as web security and financial fraud detection. Existing methods typically rely on contrastive learning, assuming that a…

机器学习 · 计算机科学 2025-05-26 Di Jin , Jingyi Cao , Xiaobao Wang , Bingdao Feng , Dongxiao He , Longbiao Wang , Jianwu Dang