2026 Ajay Kumar: Computer Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Computer Science	63	2773	2690	377	374	189	14649

Research.com Recognitions

2016 - Fellow of the International Association for Pattern Recognition (IAPR) For contributions to human identification using biometrics

Overview

Ajay Kumar is affiliated with the Hong Kong Polytechnic University in China. Their research primarily spans the field of Computer Science, with a focus on Signal Processing, Computer Vision and Pattern Recognition, Information Systems, Artificial Intelligence, and Genetics.

The scientist's work concentrates on topics such as Biometric Identification and Security, Face Recognition and Analysis, User Authentication and Security Systems, Forensic and Genetic Research, Survey Sampling and Estimation Techniques, Digital Media Forensic Detection, and Hand Gesture Recognition Systems.

Ajay Kumar has authored several papers in notable academic venues. Selected recent publications include:

Contactless Palmprint Identification Using Deeply Learned Residual Features (2020), IEEE Transactions on Biometrics Behavior and Identity Science
Think Twice Before Detecting GAN-generated Fake Images from their Spectral Domain Imprints (2022), 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR)
Towards More Accurate Contactless Fingerprint Minutiae Extraction and Pose-Invariant Matching (2020), IEEE Transactions on Information Forensics and Security
Periocular-Assisted Multi-Feature Collaboration for Dynamic Iris Recognition (2020), IEEE Transactions on Information Forensics and Security
Deep Feature Collaboration for Challenging 3D Finger Knuckle Identification (2020), IEEE Transactions on Information Forensics and Security

Frequent co-authors collaborating with Ajay Kumar include Cheng-Di Dong, Kevin H. M. Cheng, Kumari Priyanka, Pidugu Trisandhya, and Hanzhuo Tan.

The main publication venues where their work appears are:

IEEE Transactions on Information Forensics and Security
IEEE Transactions on Biometrics Behavior and Identity Science
IEEE Transactions on Pattern Analysis and Machine Intelligence
International Journal for Research in Applied Science and Engineering Technology
2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR)

Ajay Kumar received the Fellow of the International Association for Pattern Recognition (IAPR) award in 2016 for contributions to human identification using biometrics.

Best Publications

Computer-Vision-Based Fabric Defect Detection: A Survey

A. Kumar

901
Citations
Personal verification using palmprint and hand geometry biometric

Ajay Kumar;David C. M. Wong;Helen C. Shen;Anil K. Jain

760
Citations
Human Identification Using Finger Images

A. Kumar;Yingbo Zhou

702
Citations
Defect detection in textured materials using Gabor filters

A. Kumar;G.K.H. Pang

645
Citations
Extreme ultraviolet lithography: A review

Banqiu Wu;Ajay Kumar

443
Citations
Comparison and combination of iris matchers for reliable personal authentication

Ajay Kumar;Arun Passi

439
Citations
Personal Authentication Using Hand Vein Triangulation and Knuckle Shape

A. Kumar;K.V. Prathyusha

426
Citations
Personal recognition using hand shape and texture

A. Kumar;D. Zhang

374
Citations
Automated human identification using ear imaging

Ajay Kumar;Chenye Wu

361
Citations
Human Identification Using Palm-Vein Images

Yingbo Zhou;A. Kumar

358
Citations
Personal Authentication Using Finger Knuckle Surface

A. Kumar;C. Ravikanth

316
Citations
Neural network based detection of local textile defects

Ajay Kumar

293
Citations
Personal authentication using multiple palmprint representation

Ajay Kumar;David Zhang

231
Citations
Personal Identification Using Multibiometrics Rank-Level Fusion

A. Kumar;S. Shekhar

222
Citations
Incorporating Cohort Information for Reliable Palmprint Authentication

A. Kumar

221
Citations
Towards More Accurate Iris Recognition Using Deeply Learned Spatially Corresponding Features

Zijing Zhao;Ajay Kumar

220
Citations
A Unified Framework for Contactless Hand Verification

V. Kanhangad;A. Kumar;D. Zhang

205
Citations
Biometric Recognition: An Overview

Anil K. Jain;Anil K. Jain;Ajay Kumar

204
Citations
An Accurate Iris Segmentation Framework Under Relaxed Imaging Constraints Using Total Variation Model

Zijing Zhao;Ajay Kumar

197
Citations
Biometrics of Next Generation: An Overview

Anil K. Jain;Ajay Kumar

186
Citations

Frequent Co-Authors

David Zhang Chinese University of Hong Kong, Shenzhen

Kaikobad Irani University of Iowa

Mukesh K. Jain Brown University

K. L. Chopra Indian Institute of Technology Delhi

Grantham K. H. Pang University of Hong Kong

Anil K. Jain Michigan State University

Sruti Shiva University of Pittsburgh

Miguel Ferrer University of Las Palmas de Gran Canaria

Gang Pan Zhejiang University

Ravi Shankar Indian Institute of Technology Delhi

External Links

Personal website of Ajay Kumar Google Scholar page

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