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Deep active learning has emerged as a powerful tool for training deep learning models within a predefined labeling budget. These models have achieved performances comparable to those trained in an offline setting. However, deep active…

Machine Learning · Computer Science 2023-09-21 Moseli Mots'oehli , Kyungim Baek

The detection of facial action units (AUs) has been studied as it has the competition due to the wide-ranging applications thereof. In this paper, we propose a novel framework for the AU detection from a single input image by grasping the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Ziqiang Shi , Liu Liu , Zhongling Liu , Rujie Liu , Xiaoyu Mi , and Kentaro Murase

Automatic facial action unit (AU) recognition is a challenging task due to the scarcity of manual annotations. To alleviate this problem, a large amount of efforts has been dedicated to exploiting various weakly supervised methods which…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Jingwei Yan , Jingjing Wang , Qiang Li , Chunmao Wang , Shiliang Pu

Deep Learning, particularly Convolutional Neural Networks (CNN), has been successful in computer vision tasks and medical image analysis. However, modern CNNs can be overconfident, making them difficult to deploy in real-world scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Somenath Kuiry , Alaka Das , Mita Nasipuri , Nibaran Das

In medical imaging, inter-observer variability among radiologists often introduces label uncertainty, particularly in modalities where visual interpretation is subjective. Lung ultrasound (LUS) is a prime example-it frequently presents a…

Insider threat detection aims to identify malicious user behavior by analyzing logs that record user interactions. Due to the lack of fine-grained behavior-level annotations, detecting specific behavior-level anomalies within user behavior…

Cryptography and Security · Computer Science 2025-08-18 Yang Wang , Yaxin Zhao , Xinyu Jiao , Sihan Xu , Xiangrui Cai , Ying Zhang , Xiaojie Yuan

Supervised deep learning methods require a large repository of annotated data; hence, label noise is inevitable. Training with such noisy data negatively impacts the generalization performance of deep neural networks. To combat label noise,…

Computer Vision and Pattern Recognition · Computer Science 2022-04-28 Nazmul Karim , Mamshad Nayeem Rizve , Nazanin Rahnavard , Ajmal Mian , Mubarak Shah

Expressions and facial action units (AUs) are two levels of facial behavior descriptors. Expression auxiliary information has been widely used to improve the AU detection performance. However, most existing expression representations can…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Rudong An , Wei Zhang , Hao Zeng , Wei Chen , Zhigang Deng , Yu Ding

Noisy labels damage the performance of deep networks. For robust learning, a prominent two-stage pipeline alternates between eliminating possible incorrect labels and semi-supervised training. However, discarding part of noisy labels could…

Machine Learning · Computer Science 2023-01-09 Mingcai Chen , Hao Cheng , Yuntao Du , Ming Xu , Wenyu Jiang , Chongjun Wang

Deep learning has shown remarkable success in medical image analysis, but its reliance on large volumes of high-quality labeled data limits its applicability. While noisy labeled data are easier to obtain, directly incorporating them into…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Chengxuan Qian , Kai Han , Jianxia Ding , Chongwen Lyu , Zhenlong Yuan , Jun Chen , Zhe Liu

Data-driven software engineering processes, such as vulnerability prediction heavily rely on the quality of the data used. In this paper, we observe that it is infeasible to obtain a noise-free security defect dataset in practice. Despite…

Software Engineering · Computer Science 2022-04-04 Roland Croft , M. Ali Babar , Huaming Chen

Recently how to introduce large amounts of unlabeled facial images in the wild into supervised Facial Action Unit (AU) detection frameworks has become a challenging problem. In this paper, we propose a new AU detection framework where…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Ziqiao Shang , Li Yu

Detecting clouds and snow in remote sensing images is an essential preprocessing task for remote sensing imagery. Previous works draw inspiration from semantic segmentation models in computer vision, with most research focusing on improving…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Zili Liu , Hao Chen , Wenyuan Li , Keyan Chen , Zipeng Qi , Chenyang Liu , Zhengxia Zou , Zhenwei Shi

The rising performance of deep neural networks is often empirically attributed to an increase in the available computational power, which allows complex models to be trained upon large amounts of annotated data. However, increased model…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Gauthier Tallec , Edouard Yvinec , Arnaud Dapogny , Kevin Bailly

Despite the success of deep neural networks on facial action unit (AU) detection, better performance depends on a large number of training images with accurate AU annotations. However, labeling AU is time-consuming, expensive, and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-17 Yong Li , Shiguang Shan

Facial action units (AUs) detection is fundamental to facial expression analysis. As AU occurs only in a small area of the face, region-based learning has been widely recognized useful for AU detection. Most region-based studies focus on a…

Computer Vision and Pattern Recognition · Computer Science 2020-02-12 Yao Xia

Despite the great success of state-of-the-art deep neural networks, several studies have reported models to be over-confident in predictions, indicating miscalibration. Label Smoothing has been proposed as a solution to the over-confidence…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Shuang Ao , Stefan Rueger , Advaith Siddharthan

This paper presents a subject-independent facial action unit (AU) detection method by introducing the concept of relative AU detection, for scenarios where the neutral face is not provided. We propose a new classification objective function…

Computer Vision and Pattern Recognition · Computer Science 2014-05-02 Mahmoud Khademi , Louis-Philippe Morency

The performance of a computer vision model depends on the size and quality of its training data. Recent studies have unveiled previously-unknown composition biases in common image datasets which then lead to skewed model outputs, and have…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Yunliang Chen , Jungseock Joo

AI systems in high-consequence domains such as defense, intelligence, and disaster response must detect rare, high-impact events while operating under tight resource constraints. Traditional annotation strategies that prioritize label…

Machine Learning · Computer Science 2025-05-22 Dave Cook , Tim Klawa