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Social dynamics in close human interactions pose significant challenges for Human Mesh Estimation (HME), particularly due to the complexity of physical contacts and the scarcity of training data. Addressing these challenges, we introduce a…

计算机视觉与模式识别 · 计算机科学 2024-10-02 Laura Bravo-Sánchez , Jaewoo Heo , Zhenzhen Weng , Kuan-Chieh Wang , Serena Yeung-Levy

Shapes and texture image recognition usage is an essential branch of pattern recognition. It is made up of techniques that aim at extracting information from images via human knowledge and works. Local Binary Pattern (LBP) ensures encoding…

计算机视觉与模式识别 · 计算机科学 2014-11-27 Mohammed A. Talab , Siti Norul Huda Sheikh Abdullah , Bilal Bataineh

Designing a novel Local Binary Pattern (LBP) process usually relies heavily on human experts' knowledge and experience in the area. Even experts are often left with tedious episodes of trial and error until they identify an optimal LBP for…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Caroline Pacheco do Espirito Silva , Andrews Cordolino Sobral , Antoine Vacavant , Thierry Bouwmans , Felippe De Souza

Existing works are dedicated to untangling atomized numerical components (features) from the hidden states of Large Language Models (LLMs). However, they typically rely on autoencoders constrained by some training-time regularization on…

机器学习 · 计算机科学 2026-02-13 Hakaze Cho , Haolin Yang , Yanshu Li , Brian M. Kurkoski , Naoya Inoue

In this paper, we introduce a framework ARBEx, a novel attentive feature extraction framework driven by Vision Transformer with reliability balancing to cope against poor class distributions, bias, and uncertainty in the facial expression…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Azmine Toushik Wasi , Karlo Šerbetar , Raima Islam , Taki Hasan Rafi , Dong-Kyu Chae

Facial expression spotting is the preliminary step for micro- and macro-expression analysis. The task of reliably spotting such expressions in video sequences is currently unsolved. The current best systems depend upon optical flow methods…

计算机视觉与模式识别 · 计算机科学 2022-05-30 Chuin Hong Yap , Moi Hoon Yap , Adrian K. Davison , Connah Kendrick , Jingting Li , Sujing Wang , Ryan Cunningham

Micro-facial expressions are regarded as an important human behavioural event that can highlight emotional deception. Spotting these movements is difficult for humans and machines, however research into using computer vision to detect…

计算机视觉与模式识别 · 计算机科学 2016-12-16 Adrian K. Davison , Cliff Lansley , Choon Ching Ng , Kevin Tan , Moi Hoon Yap

Accurate transformation estimation between camera space and robot space is essential. Traditional methods using markers for hand-eye calibration require offline image collection, limiting their suitability for online self-calibration.…

机器人学 · 计算机科学 2025-03-19 Tianshu Wu , Jiyao Zhang , Shiqian Liang , Zhengxiao Han , Hao Dong

Facial expressions play an important role in conveying the emotional states of human beings. Recently, deep learning approaches have been applied to image recognition field due to the discriminative power of Convolutional Neural Network…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Yingruo Fan , Jacqueline C. K. Lam , Victor O. K. Li

In this paper we present a framework for secure identification using deep neural networks, and apply it to the task of template protection for face authentication. We use deep convolutional neural networks (CNNs) to learn a mapping from…

计算机视觉与模式识别 · 计算机科学 2015-12-08 Rohit Kumar Pandey , Yingbo Zhou , Bhargava Urala Kota , Venu Govindaraju

As a spontaneous expression of emotion on face, micro-expression reveals the underlying emotion that cannot be controlled by human. In micro-expression, facial movement is transient and sparsely localized through time. However, the existing…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Min Peng , Chongyang Wang , Yuan Gao , Tao Bi , Tong Chen , Yu Shi , Xiang-Dong Zhou

We propose a masked self-supervised learning framework, called BRepMAE, for automatically extracting a valuable representation of the input computer-aided design (CAD) model to recognize its machining features. Representation learning is…

图形学 · 计算机科学 2026-02-27 Can Yao , Kang Wu , Zuheng Zheng , Siyuan Xing , Xiao-Ming Fu

The detection of micro-expression Action Units (AUs) is a formidable challenge in affective computing, pivotal for decoding subtle, involuntary human emotions. While Large Language Models (LLMs) demonstrate profound reasoning abilities,…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Zhishu Liu , Kaishen Yuan , Bo Zhao , Yong Xu , Zitong Yu

For massive MIMO AF relays, symbol detection becomes a practical issue when the number of antennas is not large enough, since linear methods are non-optimal and optimal methods are exponentially complex. This paper proposes a new detection…

信息论 · 计算机科学 2020-03-27 Haochuan Zhang , Qiuyun Zou

As a critical psychological stress response, micro-expressions (MEs) are fleeting and subtle facial movements revealing genuine emotions. Automatic ME recognition (MER) holds valuable applications in fields such as criminal investigation…

人机交互 · 计算机科学 2025-05-12 Shifeng Liu , Xinglong Mao , Sirui Zhao , Peiming Li , Tong Xu , Enhong Chen

Micro-expression recognition (MER) is a highly challenging task in affective computing. With the reduced-sized micro-expression (ME) input that contains key information based on key-frame indexes, key-frame-based methods have significantly…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Zheyuan Zhang , Weihao Tang , Hong Chen

Action Unit (AU) detection plays an important role for facial expression recognition. To the best of our knowledge, there is little research about AU analysis for micro-expressions. In this paper, we focus on AU detection in…

计算机视觉与模式识别 · 计算机科学 2020-04-13 Yante Li , Xiaohua Huang , Guoying Zhao

Compound Expression Recognition (CER), a subfield of affective computing, aims to detect complex emotional states formed by combinations of basic emotions. In this work, we present a novel zero-shot multimodal approach for CER that combines…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Elena Ryumina , Maxim Markitantov , Alexandr Axyonov , Dmitry Ryumin , Mikhail Dolgushin , Alexey Karpov

Deep neural networks have been widely used for feature learning in facial expression recognition systems. However, small datasets and large intra-class variability can lead to overfitting. In this paper, we propose a method which learns an…

计算机视觉与模式识别 · 计算机科学 2021-06-09 Negar Heidari , Alexandros Iosifidis

Video-based human pose estimation models aim to address scenarios that cannot be effectively solved by static image models such as motion blur, out-of-focus and occlusion. Most existing approaches consist of two stages: detecting human…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Zhihong Wei