• Currently Available Research Positions
  • PhD students registered elsewhere can explore/contact for collaboration by short (3-6 months) visits
  • You may contact me for New Projects (MSc Dissertation, Final Year Project) if you are student in PolyU and interested in my research areas


  • Chengdong Dong* and Ajay Kumar,, "Synthesis of Multi-View 3D Fingerprints to Advance Contactless Fingerprint Identification," IEEE Transactions on Pattern Analysis and Machine Intelligence, pp. 13134 - 13151, November 2023
  • Zhenyu Zhou and Ajay Kumar,, "Completely Contactless and Online Finger Knuckle Identification for Real-World Applications," IEEE J. Selected Topics in Signal Processing, pp. 648-661, May 2023
  • Yulin Feng* and Ajay Kumar,, "Detecting Locally, Patching Globally: An End-To-End Framework for High Speed and Accurate Detection of Fingerprint Minutiae," IEEE Transactions on Information Forensics and Security, pp. 1720-1733, March 2023
  • Chengdong Dong*, Ajay Kumar, Eryun Liu, "Think Twice Before Detecting GAN-generated Fake Images from their Spectral Domain Imprints," IEEE International Conference on Computer Vision and Pattern Recognition, CVPR 2022, pp. 7855-7864, New Orleans, June 2022
  • Kuo Wang* and Ajay Kumar, "Human Identification in Metaverse Using Egocentric Iris Recognition," TechArXiv, DOI: 10.36227/techrxiv.19750411.v1,, pp 1-13, May 2022

More Publications

CVPR 2015 Tutorial

CVPR 2015 Tutorial


Book on Contactless 3D Fingerprint Identification

Some leading industries/institutions which have also benefited from our algorithms, results or databases for the research and development.