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This paper introduces a novel fingerprint classification technique based on a multi-layered fuzzy logic classifier. We target the cause of missed detection by identifying the fingerprints at an early stage among dry, standard, and wet.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Ravi Prakash , Sinnu Susan Thomas

We report that flat substrates such as glass coverslips with surface roughness well below 0.5 nm feature notable speckle patterns when observed with high-sensitivity interference microscopy. We uncover that these speckle patterns…

Optics · Physics 2022-11-30 Shupei Lin , Yong He , Delong Feng , Marek Piliarik , Xue-Wen Chen

Fixed-length fingerprint representations, which map each fingerprint to a compact and fixed-size feature vector, are computationally efficient and well-suited for large-scale matching. However, designing a robust representation that…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Zhiyu Pan , Xiongjun Guan , Yongjie Duan , Jianjiang Feng , Jie Zhou

In fingerprint matching, fixed-length descriptors generally offer greater efficiency compared to minutiae set, but the recognition accuracy is not as good as that of the latter. Although much progress has been made in deep learning based…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Zhiyu Pan , Yongjie Duan , Jianjiang Feng , Jie Zhou

Point constellation recognition is a common problem with many pattern matching applications. Whilst useful in many contexts, this work is mainly motivated by fingerprint matching. Fingerprints are traditionally modelled as constellations of…

Computer Vision and Pattern Recognition · Computer Science 2014-05-07 Thomas Bourgeat , Julien Bringer , Herve Chabanne , Robin Champenois , Jeremie Clement , Houda Ferradi , Marc Heinrich , Paul Melotti , David Naccache , Antoine Voizard

Many face recognition systems boost the performance using deep learning models, but only a few researches go into the mechanisms for dealing with online registration. Although we can obtain discriminative facial features through the…

Computer Vision and Pattern Recognition · Computer Science 2018-10-29 Hsin-Rung Chou , Jia-Hong Lee , Yi-Ming Chan , Chu-Song Chen

Accurate and robust wireless localization is a key enabler for a wide range of mobile computing applications. Fingerprint-based localization using channel state information (CSI) has attracted significant attention due to its high accuracy…

Signal Processing · Electrical Eng. & Systems 2026-03-09 Haoyu Huang , Guangjin Pan , Kaixuan Huang , Shunqing Zhang , Yuhao Zhang , Musa Furkan Keskin , Zheng Xing , Henk Wymeersch

Molecular fingerprints, i.e. feature vectors describing atomistic neighborhood configurations, is an important abstraction and a key ingredient for data-driven modeling of potential energy surface and interatomic force. In this paper, we…

Computational Engineering, Finance, and Science · Computer Science 2018-02-14 Yu-Hang Tang , Dongkun Zhang , George Em Karniadakis

Palmprint recognition has become more and more popular due to its advantages over other biometric modalities such as fingerprint, in that it is larger in area, richer in information and able to work at a distance. However, the issue of…

Cryptography and Security · Computer Science 2022-11-10 Weiqiang Zhao , Heng Zhao , Zhicheng Cao , Liaojun Pang

Field line tracing is one of the fundamental computational tools used in the study of the magnetosphere, which helps in many areas including footprint mapping, connectivity analysis and real-time visualisation. This note describes an…

Geophysics · Physics 2025-12-23 Taylan Demir

With the increasingly powerful performances and enormous scales of pretrained models, promoting parameter efficiency in fine-tuning has become a crucial need for effective and efficient adaptation to various downstream tasks. One…

Machine Learning · Computer Science 2024-06-10 Xinyu Ma , Xu Chu , Zhibang Yang , Yang Lin , Xin Gao , Junfeng Zhao

A general theoretical framework for Fingerprinting Localization Algorithms (FPS), given their popularity, can be utilized for their performance studies. In this work, after setting up an abstract model for FPS, it is shown that…

Information Theory · Computer Science 2017-02-16 Arash Behboodi , Filip Lemic , Adam Wolisz

Surveillance and surveying are two important applications of empirical research. A major part of terrain modelling is supported by photographic surveys which are used for capturing expansive natural surfaces using a wide range of sensors --…

Image and Video Processing · Electrical Eng. & Systems 2023-05-16 Maniratnam Mandal , Venkatesh K. Subramanian

This study introduces a novel On-the-Fly Guidance (OFG) training framework for enhancing existing learning-based image registration models, addressing the limitations of weakly-supervised and unsupervised methods. Weakly-supervised methods…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Yuelin Xin , Yicheng Chen , Shengxiang Ji , Kun Han , Xiaohui Xie

A promising approach to accurate positioning of robots is ground texture based localization. It is based on the observation that visual features of ground images enable fingerprint-like place recognition. We tackle the issue of efficient…

Computer Vision and Pattern Recognition · Computer Science 2021-09-06 Jan Fabian Schmid , Stephan F. Simon , Rudolf Mester

Fingerprint recognition has drawn a lot of attention during last decades. Different features and algorithms have been used for fingerprint recognition in the past. In this paper, a powerful image representation called scattering…

Computer Vision and Pattern Recognition · Computer Science 2015-11-30 Shervin Minaee , Yao Wang

In this paper, we analyze some of our real-world deployment of face recognition (FR) systems for various applications and discuss the gaps between expectations of the user and what the system can deliver. We evaluate some of our proposed…

Computer Vision and Pattern Recognition · Computer Science 2016-02-10 Bappaditya Mandal

Image Preprocessing is a vital step in the field of image processing for biometric pattern recognition. This paper studies and reviews various classical and modern fingerprint image de-noising models. The various model used for de-noising…

Computer Vision and Pattern Recognition · Computer Science 2015-12-04 Siddharth Choubey , Deepika Banchhor

Atmospheric wavefront prediction based on previous wavefront sensor measurements can greatly enhance the performance of adaptive optics systems. We propose an optimal linear approach based on the Empirical Orthogonal Functions (EOF)…

Instrumentation and Methods for Astrophysics · Physics 2017-07-04 Olivier Guyon , Jared Males

The localization technology is important for the development of indoor location-based services (LBS). The radio frequency (RF) fingerprint-based localization is one of the most promising approaches. However, it is challenging to apply this…

Signal Processing · Electrical Eng. & Systems 2017-12-06 Yu Zhang , Xiao-Yang Liu