English
Related papers

Related papers: Benchmarking fixed-length Fingerprint Representati…

200 papers

Identification of suspects based on partial and smudged fingerprints, commonly referred to as fingermarks or latent fingerprints, presents a significant challenge in the field of fingerprint recognition. Although fixed-length embeddings…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Abdul Wahab , Tariq Mahmood Khan , Shahzaib Iqbal , Bandar AlShammari , Bandar Alhaqbani , Imran Razzak

Protecting a fingerprint database against attackers is very vital in order to protect against false acceptance rate or false rejection rate. A key property in distinguishing fingerprint images is by exploiting the characteristics of these…

Computer Vision and Pattern Recognition · Computer Science 2022-01-10 Aamo Iorliam , Orgem Emmanuel , Yahaya I. Shehu

Two critical steps in fingerprint recognition are binarization and thinning of the image. The need for real time processing motivates us to select local adaptive thresholding approach for the binarization step. We introduce a new hardware…

Computer Vision and Pattern Recognition · Computer Science 2017-10-17 Farshad Kheiri , Shadrokh Samavi , Nader Karimi

Contactless 3D finger knuckle patterns have emerged as an effective biometric identifier due to its discriminativeness, visibility from a distance, and convenience. Recent research has developed a deep feature collaboration network which…

Computer Vision and Pattern Recognition · Computer Science 2023-01-10 Kevin H. M. Cheng , Xu Cheng , Guoying Zhao

Distinguishing between computer-generated (CG) and natural photographic (PG) images is of great importance to verify the authenticity and originality of digital images. However, the recent cutting-edge generation methods enable high…

Computer Vision and Pattern Recognition · Computer Science 2022-09-08 Qiang Xu , Shan Jia , Xinghao Jiang , Tanfeng Sun , Zhe Wang , Hong Yan

A major limitation to advances in fingerprint spoof detection is the lack of publicly available, large-scale fingerprint spoof datasets, a problem which has been compounded by increased concerns surrounding privacy and security of biometric…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Steven A. Grosz , Anil K. Jain

Audio fingerprinting provides an identifiable representation of acoustic signals, which can be later used for identification and retrieval systems. To obtain a discriminative representation, the input audio is usually segmented into shorter…

Learning meaningful representations from medical time series (MedTS) such as ECG or EEG signals is a critical challenge. These signals are often high-dimensional, variable-length and rife with noise. Existing self-supervised approaches,…

Machine Learning · Computer Science 2026-05-04 Huayu Li , ZhengXiao He , Xiwen Chen , Jingjing Wang , Siyuan Tian , Jinghao Wen , Ao Li

Fingerprint recognition on mobile devices is an important method for identity verification. However, real fingerprints usually contain sweat and moisture which leads to poor recognition performance. In addition, for rolling out slimmer and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Yu-Ting Li , Ching-Te Chiu , An-Ting Hsieh , Mao-Hsiu Hsu , Long Wenyong , Jui-Min Hsu

Magnetic Resonance (MR) Fingerprinting is an emerging multi-parametric quantitative MR imaging technique, for which image reconstruction methods utilizing low-rank and subspace constraints have achieved state-of-the-art performance.…

Image and Video Processing · Electrical Eng. & Systems 2023-05-26 Hengfa Lu , Huihui Ye , Lawrence L. Wald , Bo Zhao

Fingerprint recognition techniques are immensely dependent on quality of the fingerprint images. To improve the performance of recognition algorithm for poor quality images an efficient enhancement algorithm should be designed. Performance…

Computer Vision and Pattern Recognition · Computer Science 2018-05-22 Ram Prakash Sharma , Somnath Dey

Minutia Cylinder Codes (MCC) are minutiae based fingerprint descriptors that take into account minutiae information in a fingerprint image for fingerprint matching. In this paper, we present a modification to the underlying information of…

Computer Vision and Pattern Recognition · Computer Science 2018-07-09 Wajih Ullah Baig , Umar Munir , Waqas Ellahi , Adeel Ejaz , Kashif Sardar

The amount of image datasets collected for environmental monitoring purposes has increased in the past years as computer vision assisted methods have gained interest. Computer vision applications rely on high-quality datasets, making data…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Mikko Impiö , Philipp M. Rehsen , Jenni Raitoharju

In this work, we use MEMS microphones as vibration sensors to simultaneously classify texture and estimate contact position and velocity. Vibration sensors are an important facet of both human and robotic tactile sensing, providing fast…

Molecular fingerprinting methods use hash functions to create fixed-length vector representations of molecules. However, hash collisions cause distinct substructures to be represented with the same feature, leading to overestimates in…

Machine Learning · Computer Science 2025-11-24 Walter Virany , Austin Tripp

The objective of this paper is to design an embedding method that maps local features describing an image (e.g. SIFT) to a higher dimensional representation useful for the image retrieval problem. First, motivated by the relationship…

Computer Vision and Pattern Recognition · Computer Science 2017-04-05 Thanh-Toan Do , Ngai-Man Cheung

Previous literature suggests that perceptual similarity is an emergent property shared across deep visual representations. Experiments conducted on a dataset of human-judged image distortions have proven that deep features outperform…

Computer Vision and Pattern Recognition · Computer Science 2023-09-01 Simone Bianco , Luigi Celona , Paolo Napoletano

Finger vein recognition (FVR) has emerged as a secure biometric technique because of the confidentiality of vascular bio-information. Recently, deep learning-based FVR has gained increased popularity and achieved promising performance.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Xiu-Feng Huang , Lai-Man Po , Wei-Feng Ou

Large language models represent significant investments in computation, data, and engineering expertise, making them extraordinarily valuable intellectual assets. Nevertheless, these AI assets remain vulnerable to unauthorized…

Cryptography and Security · Computer Science 2025-10-20 Shida Wang , Chaohu Liu , Yubo Wang , Linli Xu

In this paper, we study the surprising impact that truncating text embeddings has on downstream performance. We consistently observe across 6 state-of-the-art text encoders and 26 downstream tasks, that randomly removing up to 50% of…

Machine Learning · Computer Science 2025-10-08 Sotaro Takeshita , Yurina Takeshita , Daniel Ruffinelli , Simone Paolo Ponzetto