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Contactless fingerprint recognition offers a hygienic and convenient alternative to contact-based systems, enabling rapid acquisition without latent prints, pressure artifacts, or hygiene risks. However, contactless images often show…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Roja Sahoo , Anoop Namboodiri

Outdoor positioning systems based on the Global Navigation Satellite System have several shortcomings that have deemed their use for indoor positioning impractical. Location fingerprinting, which utilizes machine learning, has emerged as a…

机器学习 · 计算机科学 2022-05-31 Fahad Alhomayani , Mohammad H. Mahoor

Transfer learning has become a standard practice to mitigate the lack of labeled data in medical classification tasks. Whereas finetuning a downstream task using supervised ImageNet pretrained features is straightforward and extensively…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Tuan Truong , Sadegh Mohammadi , Matthias Lenga

Traditional surveillance systems rely on human attention, limiting their effectiveness. This study employs convolutional neural networks and transfer learning to develop a real-time computer vision system for automatic handgun detection.…

计算机视觉与模式识别 · 计算机科学 2025-11-06 Youssef Elmir

The proliferation of data-demanding machine learning methods has brought to light the necessity for methodologies which can enlarge the size of training datasets, with simple, rule-based methods. In-line with this concept, the fingerprint…

计算机视觉与模式识别 · 计算机科学 2022-01-13 Grigorios G. Anagnostopoulos , Alexandros Kalousis

Fingerprint is a common biometric used for authentication and verification of an individual. These images are degraded when fingers are wet, dirty, dry or wounded and due to the failure of the sensors, etc. The extraction of the fingerprint…

计算机视觉与模式识别 · 计算机科学 2019-03-25 Sukesh Adiga , Jayanthi Sivaswamy

Fingerprint recognition is one of most popular and accuracy Biometric technologies. Nowadays, it is used in many real applications. However, recognizing fingerprints in poor quality images is still a very complex problem. In recent years,…

计算机视觉与模式识别 · 计算机科学 2011-07-19 Le Hoang Thai , Ha Nhat Tam

The majority of existing speech emotion recognition research focuses on automatic emotion detection using training and testing data from same corpus collected under the same conditions. The performance of such systems has been shown to drop…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Siddique Latif , Rajib Rana , Shahzad Younis , Junaid Qadir , Julien Epps

Touch-based fingerprint biometrics is one of the most popular biometric modalities with applications in several fields. Problems associated with touch-based techniques such as the presence of latent fingerprints and hygiene issues due to…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Sandip Purnapatra , Conor Miller-Lynch , Stephen Miner , Yu Liu , Keivan Bahmani , Soumyabrata Dey , Stephanie Schuckers

Hand gesture recognition (HGR) has gained significant attention due to the increasing use of AI-powered human-computer interfaces that can interpret the deep spatiotemporal dynamics of biosignals from the peripheral nervous system, such as…

信号处理 · 电气工程与系统科学 2023-10-09 Golara Ahmadi Azar , Qin Hu , Melika Emami , Alyson Fletcher , Sundeep Rangan , S. Farokh Atashzar

Considered as a data-driven approach, Fingerprinting Localization Solutions (FPSs) enjoy huge popularity due to their good performance and minimal environment information requirement. This papers addresses applications of artificial…

网络与互联网体系结构 · 计算机科学 2018-03-23 Linchen Xiao , Arash Behboodi , Rudolf Mathar

Today, deep learning represents the most popular and successful form of machine learning. Deep learning has revolutionised the field of pattern recognition, including biometric recognition. Biometric systems utilising deep learning have…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Christian Rathgeb , Jascha Kolberg , Andreas Uhl , Christoph Busch

Transfer learning using deep neural networks as feature extractors has become increasingly popular over the past few years. It allows to obtain state-of-the-art accuracy on datasets too small to train a deep neural network on its own, and…

机器学习 · 计算机科学 2017-10-25 Vincent Gripon , Ghouthi B. Hacene , Matthias Löwe , Franck Vermet

Finger vein recognition is an emerging biometric recognition technology. Different from the other biometric features on the body surface, the venous vascular tissue of the fingers is buried deep inside the skin. Due to this advantage,…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Yimin Yin , Renye Zhang , Pengfei Liu , Wanxia Deng , Siliang He , Chen Li , Jinghua Zhang

We present novel approaches involving generative adversarial networks and diffusion models in order to synthesize high quality, live and spoof fingerprint images while preserving features such as uniqueness and diversity. We generate live…

计算机视觉与模式识别 · 计算机科学 2024-03-22 W. Tang , D. Figueroa , D. Liu , K. Johnsson , A. Sopasakis

We present a full reference, perceptual image metric based on VGG-16, an artificial neural network trained on object classification. We fit the metric to a new database based on 140k unique images annotated with ground truth by human raters…

The success of learning-based coding techniques and the development of learning-based image coding standards, such as JPEG-AI, point towards the adoption of such solutions in different fields, including the storage of biometric data, like…

图像与视频处理 · 电气工程与系统科学 2024-09-30 Daniele Mari , Saverio Cavasin , Simone Milani , Mauro Conti

Face Recognition has proven to be one of the most successful technology and has impacted heterogeneous domains. Deep learning has proven to be the most successful at computer vision tasks because of its convolution-based architecture. Since…

计算机视觉与模式识别 · 计算机科学 2022-01-11 Jash Dalvi , Sanket Bafna , Devansh Bagaria , Shyamal Virnodkar

Due to numerous hardware shortcomings, medical image acquisition devices are susceptible to producing low-quality (i.e., low contrast, inappropriate brightness, noisy, etc.) images. Regrettably, perceptually degraded images directly impact…

图像与视频处理 · 电气工程与系统科学 2025-03-12 S M A Sharif , Rizwan Ali Naqvi , Mithun Biswas , Woong-Kee Loh

Recent work on deep learning for tabular data demonstrates the strong performance of deep tabular models, often bridging the gap between gradient boosted decision trees and neural networks. Accuracy aside, a major advantage of neural models…