PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Bioinformatics Algorithms and Analysis of Algorithms Artificial Intelligence Computer Vision Visual Analytics Ting-Wei Shen PeerJ Author Summary Algorithms & Analysis of Algorithms Computer Vision Software Engineering Visual Analytics Past or current institution affiliations National Taiwan University Work details Phd National Taiwan University July 2017 - April 2023 PeerJ Contributions Articles 1 April 17, 2023 An effective fingerprint orientation field estimation method using differential values of grayscale intensity Ting-Wei Shen, Mao-Hsiu Hsu, Chun-Hsu Shen, Wen-Fang Wu, Yu-Chiao Lu, Chia-Chun Chu https://doi.org/10.7717/peerj-cs.1342