English
Related papers

Related papers: Smile and Laugh Expressions Detection Based on Loc…

200 papers

We present techniques for improving performance driven facial animation, emotion recognition, and facial key-point or landmark prediction using learned identity invariant representations. Established approaches to these problems can work…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 David Rim , Sina Honari , Md Kamrul Hasan , Chris Pal

Speech-driven animation has gained significant traction in recent years, with current methods achieving near-photorealistic results. However, the field remains underexplored regarding non-verbal communication despite evidence demonstrating…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Antoni Bigata Casademunt , Rodrigo Mira , Nikita Drobyshev , Konstantinos Vougioukas , Stavros Petridis , Maja Pantic

Automatic facial expression analysis is a challenging issue and influenced so many areas such as human computer interaction. Due to the uncertainties of the light intensity and light direction, the face gray shades are uneven and the…

Computer Vision and Pattern Recognition · Computer Science 2015-03-06 Sahar Hooshmand , Ali Jamali Avilaq , Amir Hossein Rezaie

We examine the use of linear and non-linear dimensionality reduction algorithms for extracting low-rank feature representations for speech emotion recognition. Two feature sets are used, one based on low-level descriptors and their…

A micro-expression is a spontaneous unconscious facial muscle movement that can reveal the true emotions people attempt to hide. Although manual methods have made good progress and deep learning is gaining prominence. Due to the short…

Computer Vision and Pattern Recognition · Computer Science 2023-01-12 Fengping Wang , Jie Li , Chun Qi , Lin Wang , Pan Wang

One of the most common problems encountered in human-computer interaction is automatic facial expression recognition. Although it is easy for human observer to recognize facial expressions, automatic recognition remains difficult for…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Mohamad Roshanzamir , Roohallah Alizadehsani , Mahdi Roshanzamir , Afshin Shoeibi , Juan M. Gorriz , Abbas Khosrave , Saeid Nahavandi

Facial expressions convey nonverbal cues which play an important role in interpersonal relations, and are widely used in behavior interpretation of emotions, cognitive science, and social interactions. In this paper we analyze different…

Computer Vision and Pattern Recognition · Computer Science 2016-04-18 Deepak Ghimire , Joonwhoan Lee , Ze-Nian Li , Sunghwan Jeong

Micro-expressions are spontaneous, unconscious facial movements that show people's true inner emotions and have great potential in related fields of psychological testing. Since the face is a 3D deformation object, the occurrence of an…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Fengping Wang , Jie Li , Siqi Zhang , Chun Qi , Yun Zhang , Danmin Miao

There is an abundant literature on face detection due to its important role in many vision applications. Since Viola and Jones proposed the first real-time AdaBoost based face detector, Haar-like features have been adopted as the method of…

Computer Vision and Pattern Recognition · Computer Science 2010-09-30 Sakrapee Paisitkriangkrai , Chunhua Shen , Jian Zhang

In this paper, we propose a new feature descriptor Cross-Centroid Ripple Pattern (CRIP) for facial expression recognition. CRIP encodes the transitional pattern of a facial expression by incorporating cross-centroid relationship between two…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Monu Verma , Prafulla Saxena , Santosh Kumar Vipparthi , Girdhari Singh

Micro-expressions (MEs) are spontaneous, unconscious facial expressions that have promising applications in various fields such as psychotherapy and national security. Thus, micro-expression recognition (MER) has attracted more and more…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Ruolin Li , Lu Wang , Tingting Yang , Lisheng Xu , Bingyang Ma , Yongchun Li , Hongchao Wei

This thesis describes the design and implementation of a smile detector based on deep convolutional neural networks. It starts with a summary of neural networks, the difficulties of training them and new training methods, such as Restricted…

Computer Vision and Pattern Recognition · Computer Science 2015-08-27 Patrick O. Glauner

In this paper, we explore methods of robustly extracting fiducial facial feature points - an important process for numerous facial image processing tasks. We consider various methods to first detect face, then facial features and finally…

Computer Vision and Pattern Recognition · Computer Science 2015-05-19 Harry Commin

Video retargeting for digital face animation is used in virtual reality, social media, gaming, movies, and video conference, aiming to animate avatars' facial expressions based on videos of human faces. The standard method to represent…

Graphics · Computer Science 2023-06-22 Ariel Larey , Omri Asraf , Adam Kelder , Itzik Wilf , Ofer Kruzel , Nati Daniel

Facial expressions are an integral part of human cognition and communication, and can be applied in various real life applications. A vital precursor to accurate expression recognition is feature extraction. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2020-05-27 Rahul Islam , Karan Ahuja , Sandip Karmakar , Ferdous Barbhuiya

Facial emotion recognition is an essential and important aspect of the field of human-machine interaction. Past research on facial emotion recognition focuses on the laboratory environment. However, it faces many challenges in real-world…

Computer Vision and Pattern Recognition · Computer Science 2019-11-14 Zheng Lian , Ya Li , Jian-Hua Tao , Jian Huang , Ming-Yue Niu

This paper presents a novel approach towards identification of human beings from the statistical analysis of their lip prints. Lip features are extracted by studying the spatial orientations of the grooves present in lip prints of…

Computer Vision and Pattern Recognition · Computer Science 2013-12-04 Saptarshi Bhattacharjee , S Arunkumar , Samir Kumar Bandyopadhyay

This paper proposes a process for a classification model for the facial expressions. The proposed process would aid in specific categorisation of children's emotions from 2 emotions namely 'Happy' and 'Sad'. Since the existing emotion…

Computer Vision and Pattern Recognition · Computer Science 2024-11-13 Sanchayan Vivekananthan

Automated facial expression detection problem pose two primary challenges that include variations in expression and facial occlusions (glasses, beard, mustache or face covers). In this paper we introduce a novel automated patch creation…

Computer Vision and Pattern Recognition · Computer Science 2015-11-12 Sohini Roychowdhury

Facial expression is a standout amongst the most imperative features of human emotion recognition. For demonstrating the emotional states facial expressions are utilized by the people. In any case, recognition of facial expressions has…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 S. D. Lalitha , K. K. Thyagharajan