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Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

Facial expression recognition (FER) systems raise significant privacy concerns due to the potential exposure of sensitive identity information. This paper presents a study on removing identity information while preserving FER capabilities.…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Feng Xu , David Ahmedt-Aristizabal , Lars Petersson , Dadong Wang , Xun Li

Contrastive learning (CL) aims to learn useful representation without relying on expert annotations in the context of medical image segmentation. Existing approaches mainly contrast a single positive vector (i.e., an augmentation of the…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Chenyu You , Ruihan Zhao , Lawrence Staib , James S. Duncan

Face clustering tasks can learn hierarchical semantic information from large-scale data, which has the potential to help facilitate face recognition. However, there are few works on this problem. This paper explores it by proposing a joint…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Zhenduo Zhang

With the escalated demand of human-machine interfaces for intelligent systems, development of gaze controlled system have become a necessity. Gaze, being the non-intrusive form of human interaction, is one of the best suited approach.…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Somsukla Maiti , Akshansh Gupta

Facial expression recognition (FER) algorithms work well in constrained environments with little or no occlusion of the face. However, real-world face occlusion is prevalent, most notably with the need to use a face mask in the current…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Sridhar Sola , Darshan Gera

We aim to construct a system that captures real-world facial images through the front camera on a laptop. The system is capable of processing/recognizing the captured image and predict a result in real-time. In this system, we exploit the…

计算机视觉与模式识别 · 计算机科学 2019-10-25 Ching-Da Wu , Li-Heng Chen

Multi-view feature extraction is an efficient approach for alleviating the issue of dimensionality in highdimensional multi-view data. Contrastive learning (CL), which is a popular self-supervised learning method, has recently attracted…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Hongjie Zhang

Speech Emotion Recognition (SER) plays a pivotal role in enhancing human-computer interaction by enabling a deeper understanding of emotional states across a wide range of applications, contributing to more empathetic and effective…

音频与语音处理 · 电气工程与系统科学 2023-09-25 Amirali Soltani Tehrani , Niloufar Faridani , Ramin Toosi

Multifold observations are common for different data modalities, e.g., a 3D shape can be represented by multi-view images and an image can be described with different captions. Existing cross-modal contrastive representation learning…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Ye Wang , Bowei Jiang , Changqing Zou , Rui Ma

Segmentation of thermal facial images is a challenging task. This is because facial features often lack salience due to high-dynamic thermal range scenes and occlusion issues. Limited availability of datasets from unconstrained settings…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Jitesh Joshi , Nadia Bianchi-Berthouze , Youngjun Cho

This paper presents a self-supervised feature learning method for hyperspectral image classification. Our method tries to construct two different views of the raw hyperspectral image through a cross-representation learning method. And then…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Anyu Zhang , Haotian Wu , Zeyu Cao

As a pioneering work, PointContrast conducts unsupervised 3D representation learning via leveraging contrastive learning over raw RGB-D frames and proves its effectiveness on various downstream tasks. However, the trend of large-scale…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Xiaoyang Wu , Xin Wen , Xihui Liu , Hengshuang Zhao

Research on Speech Emotion Recognition (SER) often faces challenges such as the lack of large-scale public datasets and limited generalization capability when dealing with data from different distributions. To solve this problem, this paper…

声音 · 计算机科学 2024-12-02 Xiang minjie

Cross-lingual named entity recognition (CrossNER) faces challenges stemming from uneven performance due to the scarcity of multilingual corpora, especially for non-English data. While prior efforts mainly focus on data-driven transfer…

计算与语言 · 计算机科学 2024-02-22 Ying Mo , Jian Yang , Jiahao Liu , Qifan Wang , Ruoyu Chen , Jingang Wang , Zhoujun Li

Facial expressions play a fundamental role in human communication. Indeed, they typically reveal the real emotional status of people beyond the spoken language. Moreover, the comprehension of human affect based on visual patterns is a key…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Fabio Valerio Massoli , Donato Cafarelli , Giuseppe Amato , Fabrizio Falchi

Recently, online learning is very popular, especially under the global epidemic of COVID-19. Besides knowledge distribution, emotion interaction is also very important. It can be obtained by employing Facial Expression Recognition (FER).…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Yi Huo , Lei Zhang

Masked image modeling (MIM) has achieved promising results on various vision tasks. However, the limited discriminability of learned representation manifests there is still plenty to go for making a stronger vision learner. Towards this…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Zhicheng Huang , Xiaojie Jin , Chengze Lu , Qibin Hou , Ming-Ming Cheng , Dongmei Fu , Xiaohui Shen , Jiashi Feng

Sequential recommendation (SR) aims to predict the subsequent behaviors of users by understanding their successive historical behaviors. Recently, some methods for SR are devoted to alleviating the data sparsity problem (i.e., limited…

信息检索 · 计算机科学 2022-08-30 Ziyang Wang , Huoyu Liu , Wei Wei , Yue Hu , Xian-Ling Mao , Shaojian He , Rui Fang , Dangyang chen

The ability to recognize facial expressions automatically enables novel applications in human-computer interaction and other areas. Consequently, there has been active research in this field, with several recent works utilizing…

计算机视觉与模式识别 · 计算机科学 2016-12-12 Christopher Pramerdorfer , Martin Kampel