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Related papers: A Perception CNN for Facial Expression Recognition

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Convolutional neural networks (CNNs) are widely used for image recognition and text analysis, and have been suggested for application on one-dimensional data as a way to reduce the need for pre-processing steps. Pre-processing is an…

Machine Learning · Computer Science 2020-05-18 Ine L. Jernelv , Dag Roar Hjelme , Yuji Matsuura , Astrid Aksnes

Diversity of the features extracted by deep neural networks is important for enhancing the model generalization ability and accordingly its performance in different learning tasks. Facial expression recognition in the wild has attracted…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Negar Heidari , Alexandros Iosifidis

Unlike the constraint frontal face condition, faces in the wild have various unconstrained interference factors, such as complex illumination, changing perspective and various occlusions. Facial expressions recognition (FER) in the wild is…

Computer Vision and Pattern Recognition · Computer Science 2020-02-03 Chuang Wang , Ruimin Hu , Min Hu , Jiang Liu , Ting Ren , Shan He , Ming Jiang , Jing Miao

In this paper, we propose a novel Feature Decomposition and Reconstruction Learning (FDRL) method for effective facial expression recognition. We view the expression information as the combination of the shared information (expression…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Delian Ruan , Yan Yan , Shenqi Lai , Zhenhua Chai , Chunhua Shen , Hanzi Wang

Face parsing is an important computer vision task that requires accurate pixel segmentation of facial parts (such as eyes, nose, mouth, etc.), providing a basis for further face analysis, modification, and other applications. Interlinked…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Zi Yin , Valentin Yiu , Xiaolin Hu , Liang Tang

Emotional Intelligence in Human-Computer Interaction has attracted increasing attention from researchers in multidisciplinary research fields including psychology, computer vision, neuroscience, artificial intelligence, and related…

Human-Computer Interaction · Computer Science 2020-02-25 Amine Djerghri , Ahmed Rachid Hazourli , Alice Othmani

Deep convolutional neural networks (CNNs) have greatly improved the Face Recognition (FR) performance in recent years. Almost all CNNs in FR are trained on the carefully labeled datasets containing plenty of identities. However, such…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Wei Hu , Yangyu Huang , Fan Zhang , Ruirui Li , Wei Li , Guodong Yuan

Detecting emotions directly from a speech signal plays an important role in effective human-computer interactions. Existing speech emotion recognition models require massive computational and storage resources, making them hard to implement…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-08 Arya Aftab , Alireza Morsali , Shahrokh Ghaemmaghami , Benoit Champagne

Biometric recognition based on the full face is an extensive research area. However, using only partially visible faces, such as in the case of veiled-persons, is a challenging task. Deep convolutional neural network (CNN) is used in this…

Computer Vision and Pattern Recognition · Computer Science 2021-11-04 Ahmad B. Hassanat , Abeer Albustanji , Ahmad S. Tarawneh , Malek Alrashidi , Hani Alharbi , Mohammed Alanazi , Mansoor Alghamdi , Ibrahim S Alkhazi , V. B. Surya Prasath

There is an increasing interest in applying deep learning to 3D mesh segmentation. We observe that 1) existing feature-based techniques are often slow or sensitive to feature resizing, 2) there are minimal comparative studies and 3)…

Graphics · Computer Science 2018-02-09 David George , Xianghua Xie , Gary KL Tam

The rapid evolution of digital image manipulation techniques poses significant challenges for content verification, with models such as stable diffusion and mid-journey producing highly realistic, yet synthetic, images that can deceive…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Alejandro Marco Montejano , Angela Sanchez Perez , Javier Barrachina , David Ortiz-Perez , Manuel Benavent-Lledo , Jose Garcia-Rodriguez

Biometrics emerged as a robust solution for security systems. However, given the dissemination of biometric applications, criminals are developing techniques to circumvent them by simulating physical or behavioral traits of legal users…

Computer Vision and Pattern Recognition · Computer Science 2018-10-12 Gustavo Botelho de Souza , João Paulo Papa , Aparecido Nilceu Marana

Robust face detection is one of the most important pre-processing steps to support facial expression analysis, facial landmarking, face recognition, pose estimation, building of 3D facial models, etc. Although this topic has been intensely…

Computer Vision and Pattern Recognition · Computer Science 2017-01-03 Yutong Zheng , Chenchen Zhu , Khoa Luu , Chandrasekhar Bhagavatula , T. Hoang Ngan Le , Marios Savvides

In this paper, we present a process to investigate the effects of transfer learning for automatic facial expression recognition from emotions to pain. To this end, we first train a VGG16 convolutional neural network to automatically discern…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Pooja Prajod , Dominik Schiller , Tobias Huber , Elisabeth André

In the last two years, convolutional neural networks (CNNs) have achieved an impressive suite of results on standard recognition datasets and tasks. CNN-based features seem poised to quickly replace engineered representations, such as SIFT…

Computer Vision and Pattern Recognition · Computer Science 2014-09-23 Pulkit Agrawal , Ross Girshick , Jitendra Malik

Several computer algorithms for recognition of visible human emotions are compared at the web camera scenario using CNN/MMOD face detector. The recognition refers to four face expressions: smile, surprise, anger, and neutral. At the feature…

Computer Vision and Pattern Recognition · Computer Science 2019-02-01 Rafal Pilarczyk , Xin Chang , Wladyslaw Skarbek

In this paper, covariance matrices are exploited to encode the deep convolutional neural networks (DCNN) features for facial expression recognition. The space geometry of the covariance matrices is that of Symmetric Positive Definite (SPD)…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Naima Otberdout , Anis Kacem , Mohamed Daoudi , Lahoucine Ballihi , Stefano Berretti

Despite recent advances in multi-scale deep representations, their limitations are attributed to expensive parameters and weak fusion modules. Hence, we propose an efficient approach to fuse multi-scale deep representations, called…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Yu Liu , Yanming Guo , Michael S. Lew

In this paper, we propose a fast fully convolutional neural network (FCNN) for crowd segmentation. By replacing the fully connected layers in CNN with 1 by 1 convolution kernels, FCNN takes whole images as inputs and directly outputs…

Computer Vision and Pattern Recognition · Computer Science 2014-11-18 Kai Kang , Xiaogang Wang

Emotion has an important role in daily life, as it helps people better communicate with and understand each other more efficiently. Facial expressions can be classified into 7 categories: angry, disgust, fear, happy, neutral, sad and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Shaoyuan Xu , Yang Cheng , Qian Lin , Jan P. Allebach