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Visual emotion analysis or recognition has gained considerable attention due to the growing interest in understanding how images can convey rich semantics and evoke emotions in human perception. However, visual emotion analysis poses…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Rahul Singh Maharjan , Marta Romeo , Angelo Cangelosi

Automated culprit identification in surveillance systems is a critical task that requires high accuracy along with computational efficiency for real-time deployment. In this paper, an optimized deep learning framework is proposed using a…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Savitha N J , Lata B T

Deep learning models are widely used across computer vision and other domains. When working on the model induction, selecting the right architecture for a given dataset often relies on repetitive trial-and-error procedures. This procedure…

机器学习 · 计算机科学 2026-01-06 Yen-Chia Chen , Hsing-Kuo Pao , Hanjuan Huang

Face obfuscation (blurring, mosaicing, etc.) has been shown to be effective for privacy protection; nevertheless, object recognition research typically assumes access to complete, unobfuscated images. In this paper, we explore the effects…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Kaiyu Yang , Jacqueline Yau , Li Fei-Fei , Jia Deng , Olga Russakovsky

Recognizing human actions from point cloud sequence has attracted tremendous attention from both academia and industry due to its wide applications. However, most previous studies on point cloud action recognition typically require complex…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Shenglin He , Xiaoyang Qu , Jiguang Wan , Guokuan Li , Changsheng Xie , Jianzong Wang

The automatic intensity estimation of facial action units (AUs) from a single image plays a vital role in facial analysis systems. One big challenge for data-driven AU intensity estimation is the lack of sufficient AU label data. Due to the…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Xinhui Song , Tianyang Shi , Tianjia Shao , Yi Yuan , Zunlei Feng , Changjie Fan

This paper revisits the standard pretrain-then-finetune paradigm used in computer vision for visual recognition tasks. Typically, state-of-the-art foundation models are pretrained using large scale (weakly) supervised datasets with billions…

Despite significant recent advances in the field of head pose estimation and facial expression recognition, raising the cognitive level when analysing human activity presents serious challenges to current concepts. Motivated by the need of…

计算机视觉与模式识别 · 计算机科学 2017-03-17 Grigorios Kalliatakis , Nikolaos Vidakis , Georgios Triantafyllidis

In this paper we propose a supervised initialization scheme for cascaded face alignment based on explicit head pose estimation. We first investigate the failure cases of most state of the art face alignment approaches and observe that these…

计算机视觉与模式识别 · 计算机科学 2015-07-21 Heng Yang , Wenxuan Mou , Yichi Zhang , Ioannis Patras , Hatice Gunes , Peter Robinson

The rapid progress of photorealistic synthesis techniques has reached at a critical point where the boundary between real and manipulated images starts to blur. Thus, benchmarking and advancing digital forgery analysis have become a…

计算机视觉与模式识别 · 计算机科学 2021-07-15 Yinan He , Bei Gan , Siyu Chen , Yichun Zhou , Guojun Yin , Luchuan Song , Lu Sheng , Jing Shao , Ziwei Liu

Traditional techniques for emotion recognition have focused on the facial expression analysis only, thus providing limited ability to encode context that comprehensively represents the emotional responses. We present deep networks for…

计算机视觉与模式识别 · 计算机科学 2019-08-19 Jiyoung Lee , Seungryong Kim , Sunok Kim , Jungin Park , Kwanghoon Sohn

Students often drift in and out of focus during class. Effective teachers recognize this and re-engage them when necessary. With the shift to remote learning, teachers have lost the visual feedback needed to adapt to varying student…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Aimar Silvan Ortubay , Lucas C. Parra , Jens Madsen

It is crucial to choose actions from an appropriate distribution while learning a sequential decision-making process in which a set of actions is expected given the states and previous reward. Yet, if there are more than two latent…

计算机视觉与模式识别 · 计算机科学 2022-11-24 Fatemeh Nouri , Robert Bergevin

Facial expression recognition (FER) is a challenging task due to pervasive occlusion and dataset biases. Especially when facial information is partially occluded, existing FER models struggle to extract effective facial features, leading to…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Huiyu Zhai , Xingxing Yang , Yalan Ye , Chenyang Li , Bin Fan , Changze Li

Video-based Person Re-IDentification (VPReID) aims to retrieve the same person from videos captured by non-overlapping cameras. At extreme far distances, VPReID is highly challenging due to severe resolution degradation, drastic viewpoint…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Qiwei Yang , Pingping Zhang , Yuhao Wang , Zijing Gong

Utilizing large pre-trained models for specific tasks has yielded impressive results. However, fully fine-tuning these increasingly large models is becoming prohibitively resource-intensive. This has led to a focus on more…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Shreyank N Gowda , Boyan Gao , David A. Clifton

Predicting face attributes in the wild is challenging due to complex face variations. We propose a novel deep learning framework for attribute prediction in the wild. It cascades two CNNs, LNet and ANet, which are fine-tuned jointly with…

计算机视觉与模式识别 · 计算机科学 2015-09-25 Ziwei Liu , Ping Luo , Xiaogang Wang , Xiaoou Tang

In this paper, we introduce Masked Feature Modelling (MFM), a novel approach for the unsupervised pre-training of a Graph Attention Network (GAT) block. MFM utilizes a pretrained Visual Tokenizer to reconstruct masked features of objects…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Dimitrios Daskalakis , Nikolaos Gkalelis , Vasileios Mezaris

Talking face synthesis has been widely studied in either appearance-based or warping-based methods. Previous works mostly utilize single face image as a source, and generate novel facial animations by merging other person's facial features.…

计算机视觉与模式识别 · 计算机科学 2019-11-22 Kuangxiao Gu , Yuqian Zhou , Thomas Huang

As a challenging task of high-level video understanding, weakly supervised temporal action localization has been attracting increasing attention. With only video annotations, most existing methods seek to handle this task with a…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Linjiang Huang , Liang Wang , Hongsheng Li