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It is human nature to give prime importance to facial appearances. Often, to look good is to feel good. Also, facial features are unique to every individual on this planet, which means it is a source of vital information. This work proposes…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Sandesh Ramesh , Manoj Kumar M , Sanjay H A

Person attributes are often exploited as mid-level human semantic information to help promote the performance of person re-identification task. In this paper, unlike most existing methods simply taking attribute learning as a classification…

Computer Vision and Pattern Recognition · Computer Science 2019-02-28 Shuzhao Li , Huimin Yu , Wei Huang , Jing Zhang

Fingerprint individuality refers to the extent of uniqueness of fingerprints and is the main criteria for deciding between a match versus nonmatch in forensic testimony. Often, prints are subject to varying levels of noise, for example, the…

Applications · Statistics 2014-11-06 Sarat C. Dass , Chae Young Lim , Tapabrata Maiti

In machine lip-reading there is continued debate and research around the correct classes to be used for recognition. In this paper we use a structured approach for devising speaker-dependent viseme classes, which enables the creation of a…

Computer Vision and Pattern Recognition · Computer Science 2018-04-26 Helen L. Bear , Richard W. Harvey , Yuxuan Lan

Facial expression recognition has many potential applications which has attracted the attention of researchers in the last decade. Feature extraction is one important step in expression analysis which contributes toward fast and accurate…

Computer Vision and Pattern Recognition · Computer Science 2015-05-18 S. L. Happy , Aurobinda Routray

Recognizing human affect and emotions is a problem that has a wide range of applications within both academia and industry. Affect and emotion recognition within computer vision primarily relies on images of faces. With the prevalence of…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Elmar Langholz

Recent advancements in pre-trained vision-language models like CLIP have shown promise in person re-identification (ReID) applications. However, their performance in generalizable person re-identification tasks remains suboptimal. The…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Huazhong Zhao , Lei Qi , Xin Geng

Over the years, hand gesture recognition has been mostly addressed considering hand trajectories in isolation. However, in most sign languages, hand gestures are defined on a particular context (body region). We propose a pipeline to…

Computer Vision and Pattern Recognition · Computer Science 2016-07-22 Marc Martínez-Camarena , Jose Oramas , Mario Montagud-Climent , Tinne Tuytelaars

We present in this paper a biometric system of face detection and recognition in color images. The face detection technique is based on skin color information and fuzzy classification. A new algorithm is proposed in order to detect…

Computer Vision and Pattern Recognition · Computer Science 2009-07-30 Yousra Ben Jemaa , Sana Khanfir

Sign language is a visual language expressed through hand movements and non-manual markers. Non-manual markers include facial expressions and head movements. These expressions vary across different nations. Therefore, specialized analysis…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Yui Tatsumi , Shoko Tanaka , Shunsuke Akamatsu , Takahiro Shindo , Hiroshi Watanabe

The challenge of talking face generation from speech lies in aligning two different modal information, audio and video, such that the mouth region corresponds to input audio. Previous methods either exploit audio-visual representation…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Se Jin Park , Minsu Kim , Joanna Hong , Jeongsoo Choi , Yong Man Ro

Fingerprints, otherwise known as dermatoglyphs, are most commonly thought of in the context of identification, but have myriad other roles in human biology. They are formed by the restricted ability of ridges and furrows of the epidermis to…

Tissues and Organs · Quantitative Biology 2024-10-17 Brian Lee Beatty , Shani Kahan , Burcak Bas , Bettina Zou , Nicole Werpachowski

Sign language visual recognition from continuous multi-modal streams is still one of the most challenging fields. Recent advances in human actions recognition are exploiting the ascension of GPU-based learning from massive data, and are…

Computer Vision and Pattern Recognition · Computer Science 2020-09-23 Bassem Seddik , Najoua Essoukri Ben Amara

The Iris pattern is a unique biological feature for each individual, making it a valuable and powerful tool for human identification. In this paper, an efficient framework for iris recognition is proposed in four steps. (1) Iris…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Abolfazl Zargari Khuzani , Najmeh Mashhadi , Morteza Heidari , Donya Khaledyan

\begin{abstract} In recent years, the Finger Texture (FT) has attracted considerable attention as a biometric characteristic. It can provide efficient human recognition performance, because it has different human-specific features of…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Raid R. O. Al-Nima , Tingting Han , Taolue Chen , Satnam Dlay , Jonathon Chambers

Dynamic facial expression recognition has many useful applications in social networks, multimedia content analysis, security systems and others. This challenging process must be done under recurrent problems of image illumination and low…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Ali Raza Shahid , Sheheryar Khan , Hong Yan

Lip motion reflects behavior characteristics of speakers, and thus can be used as a new kind of biometrics in speaker recognition. In the literature, lots of works used two-dimensional (2D) lip images to recognize speaker in a textdependent…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Jianrong Wang , Tong Wu , Shanyu Wang , Mei Yu , Qiang Fang , Ju Zhang , Li Liu

Despite recent advances in syncing lip movements with any audio waves, current methods still struggle to balance generation quality and the model's generalization ability. Previous studies either require long-term data for training or…

Computer Vision and Pattern Recognition · Computer Science 2023-05-10 Jiazhi Guan , Zhanwang Zhang , Hang Zhou , Tianshu Hu , Kaisiyuan Wang , Dongliang He , Haocheng Feng , Jingtuo Liu , Errui Ding , Ziwei Liu , Jingdong Wang

Vision-based deep learning models can be promising for speech-and-hearing-impaired and secret communications. While such non-verbal communications are primarily investigated with hand-gestures and facial expressions, no research endeavour…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Abtahi Ishmam , Mahmudul Hasan , Md. Saif Hassan Onim , Koushik Roy , Md. Akiful Haque Akif , Hussain Nyeem

Smile is one of the key elements in identifying emotions and present state of mind of an individual. In this work, we propose a cluster of approaches to classify posed and spontaneous smiles using deep convolutional neural network (CNN)…

Computer Vision and Pattern Recognition · Computer Science 2017-02-20 Bappaditya Mandal , David Lee , Nizar Ouarti