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Palmprint recognition is a secure and privacy-friendly method of biometric identification. One of the major challenges to improve palmprint recognition accuracy is the scarcity of palmprint data. Recently, a popular line of research…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Xingzeng Lan , Xing Duan , Chen Chen , Weiyu Lin , Bo Wang

The local descriptors have been the backbone of most of the computer vision problems. Most of the existing local descriptors are generated over the raw input images. In order to increase the discriminative power of the local descriptors,…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Shiv Ram Dubey

A novel color feature descriptor, Multichannel Distributed Local Pattern (MDLP) is proposed in this manuscript. The MDLP combines the salient features of both local binary and local mesh patterns in the neighborhood. The multi-distance…

Computer Vision and Pattern Recognition · Computer Science 2018-05-09 Sonakshi Mathur , Mallika Chaudhary , Hemant Verma , Murari Mandal , S. K. Vipparthi , Subrahmanyam Murala

Fingerprints have grown to be the most robust and efficient means of biometric identification. Latent fingerprints are commonly found at crime scenes. They are also of the overlapped kind making it harder for identification and thus the…

Computers and Society · Computer Science 2017-10-26 Tejas K , Swathi C , Aravind Kumar D , Rajesh Muthu

We introduce LLMmap, a first-generation fingerprinting technique targeted at LLM-integrated applications. LLMmap employs an active fingerprinting approach, sending carefully crafted queries to the application and analyzing the responses to…

Cryptography and Security · Computer Science 2025-02-12 Dario Pasquini , Evgenios M. Kornaropoulos , Giuseppe Ateniese

Many cultures around the world believe that palm reading can be used to predict the future life of a person. Palmistry uses features of the hand such as palm lines, hand shape, or fingertip position. However, the research on palm-line…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Toan Pham Van , Son Trung Nguyen , Linh Bao Doan , Ngoc N. Tran , Ta Minh Thanh

One of the most arduous and captivating domains under image processing is handwritten character recognition. In this paper we have proposed a feature extraction technique which is a combination of unique features of geometric, zone-based…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Sai Abhishikth Ayyadevara , P N V Sai Ram Teja , Bharath K P , Rajesh Kumar M

With the growing importance of personal identification and authentication in todays highly advanced world where most business and personal tasks are being replaced by electronic means, the need for a technology that is able to uniquely…

Cryptography and Security · Computer Science 2009-12-04 Li Fang , Maylor K. H. Leung , Cheng Shao Chian

Bimodal palmprint recognition leverages palmprint and palm vein images simultaneously,which achieves high accuracy by multi-model information fusion and has strong anti-falsification property. In the recognition pipeline, the detection of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Zhaoqun Li , Xu Liang , Dandan Fan , Jinxing Li , David Zhang

Segmentation is a key stage in dermoscopic image processing, where the accuracy of the border line that defines skin lesions is of utmost importance for subsequent algorithms (e.g., classification) and computer-aided early diagnosis of…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Pedro M. M. Pereira , Rui Fonseca-Pinto , Rui Pedro Paiva , Luis M. N. Tavora , Pedro A. A. Assuncao , Sergio M. M. de Faria

One of the most challenging problems in fingerprint recognition continues to be establishing the identity of a suspect associated with partial and smudgy fingerprints left at a crime scene (i.e., latent prints or fingermarks). Despite the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-11 Steven A. Grosz , Anil K. Jain

In this paper a novel hand crafted local quadruple pattern (LQPAT) is proposed for facial image recognition and retrieval. Most of the existing hand-crafted descriptors encodes only a limited number of pixels in the local neighbourhood.…

Computer Vision and Pattern Recognition · Computer Science 2022-01-05 Soumendu Chakraborty , Satish Kumar Singh , Pavan Chakraborty

Palmprint recognition is widely used in biometric systems, yet real-world performance often degrades due to feature distribution shifts caused by heterogeneous deployment conditions. Most deep palmprint models assume a closed and stationary…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Chenke Zhang , Ziyuan Yang , Licheng Yan , Shuyi Li , Andrew Beng Jin Teoh , Bob Zhang , Yi Zhang

The introduction and advancements in Local Differential Privacy (LDP) variants have become a cornerstone in addressing the privacy concerns associated with the vast data produced by smart devices, which forms the foundation for data-driven…

Cryptography and Security · Computer Science 2023-09-13 Likun Qin , Nan Wang , Tianshuo Qiu

This paper introduces a simple but highly efficient ensemble for robust texture classification, which can effectively deal with translation, scale and changes of significant viewpoint problems. The proposed method first inherits the spirit…

Computer Vision and Pattern Recognition · Computer Science 2012-03-06 Shu Kong , Donghui Wang

Fingerprint labyrinthine patterns exhibit a level of structural complexity beyond simple stripe phases, combining local stripe order with a dense network of point-like defects. Unlike symmetry-breaking phases, where coarsening proceeds via…

Soft Condensed Matter · Physics 2026-01-23 Supriyo Ghosh , Vinicius Yu Okubo , Kotaro Shimizu , B. S. Shivaram , Hae Yong Kim , Gia-Wei Chern

In current biological and medical research, statistical shape modeling (SSM) provides an essential framework for the characterization of anatomy/morphology. Such analysis is often driven by the identification of a relatively small number of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Riddhish Bhalodia , Shireen Elhabian , Ladislav Kavan , Ross Whitaker

Fingerprint recognition plays an important role in many commercial applications and is used by millions of people every day, e.g. for unlocking mobile phones. Fingerprint image segmentation is typically the first processing step of most…

Computer Vision and Pattern Recognition · Computer Science 2016-05-16 Duy Hoang Thai , Stephan Huckemann , Carsten Gottschlich

Trajectory data collection is a common task with many applications in our daily lives. Analyzing trajectory data enables service providers to enhance their services, which ultimately benefits users. However, directly collecting trajectory…

Databases · Computer Science 2023-07-25 Yuemin Zhang , Qingqing Ye , Rui Chen , Haibo Hu , Qilong Han

Semantic segmentation of overhead remote sensing imagery enables applications in mapping, urban planning, and disaster response. State-of-the-art segmentation networks are typically developed and tuned on ground-perspective photographs and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 David Huangal , J. Alex Hurt