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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…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Yu-Ting Li , Ching-Te Chiu , An-Ting Hsieh , Mao-Hsiu Hsu , Long Wenyong , Jui-Min Hsu

Feature selection is a dimensionality reduction technique that selects a subset of representative features from high dimensional data by eliminating irrelevant and redundant features. Recently, feature selection combined with sparse…

计算机视觉与模式识别 · 计算机科学 2018-04-24 Siwei Feng , Marco F. Duarte

Indoor localization in multi-floor buildings is an important research problem. Finding the correct floor, in a fast and efficient manner, in a shopping mall or an unknown university building can save the users' search time and can enable a…

信息论 · 计算机科学 2016-03-03 Alireza Razavi , Mikko Valkama , Elena-Simona Lohan

In this paper, we propose a novel method called AlignedReID that extracts a global feature which is jointly learned with local features. Global feature learning benefits greatly from local feature learning, which performs an…

计算机视觉与模式识别 · 计算机科学 2018-02-01 Xuan Zhang , Hao Luo , Xing Fan , Weilai Xiang , Yixiao Sun , Qiqi Xiao , Wei Jiang , Chi Zhang , Jian Sun

The Radio frequency (RF) fingerprinting technique makes highly secure device authentication possible for future networks by exploiting hardware imperfections introduced during manufacturing. Although this technique has received considerable…

人工智能 · 计算机科学 2023-02-23 Chuanting Zhang , Shuping Dang , Junqing Zhang , Haixia Zhang , Mark A. Beach

In recent interactive segmentation algorithms, previous probability maps are used as network input to help predictions in the current segmentation round. However, despite the utilization of previous masks, useful information contained in…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Chaewon Lee , Seon-Ho Lee , Chang-Su Kim

Fingerprint liveness detection systems have been affected by spoofing, which is a severe threat for fingerprint-based biometric systems. Therefore, it is crucial to develop some techniques to distinguish the fake fingerprints from the real…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Zahra Farzadpour , Masoumeh Azghani

Singular points of a fingerprint image are special locations having high curvature properties. They can play a pivotal role in fingerprint normalization and reliable feature extraction. Accurate and efficient extraction of a singular point…

计算机视觉与模式识别 · 计算机科学 2019-08-15 Geetika Arora , Ranjeet Ranjan Jha , Akash Agrawal , Kamlesh Tiwari , Aditya Nigam

Pedestrian attribute recognition has attracted many attentions due to its wide applications in scene understanding and person analysis from surveillance videos. Existing methods try to use additional pose, part or viewpoint information to…

计算机视觉与模式识别 · 计算机科学 2018-08-29 Pengze Liu , Xihui Liu , Junjie Yan , Jing Shao

Scale-invariance, good localization and robustness to noise and distortions are the main properties that a local feature detector should possess. Most existing local feature detectors find excessive unstable feature points that increase the…

计算机视觉与模式识别 · 计算机科学 2021-02-03 Morteza Ghahremani , Yonghuai Liu , Bernard Tiddeman

In this paper, we consider the problem of fast and efficient indexing techniques for sequences evolving in non-Euclidean spaces. This problem has several applications in the areas of human activity analysis, where there is a need to perform…

计算机视觉与模式识别 · 计算机科学 2015-02-17 Rushil Anirudh , Pavan Turaga

We introduce the Optimal Fingerprinting Process which is aimed at accurately identifying the parameters which characterize the dynamics of a physical system. A database is first built from the time evolution of an ensemble of dynamical…

量子物理 · 物理学 2017-12-06 Q. Ansel , M. Tesch , S. J. Glaser , D. Sugny

In interactive object segmentation a user collaborates with a computer vision model to segment an object. Recent works employ convolutional neural networks for this task: Given an image and a set of corrections made by the user as input,…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Theodora Kontogianni , Michael Gygli , Jasper Uijlings , Vittorio Ferrari

Structural optimization has been a crucial component in computational materials research, and structure predictions have relied heavily on this technique in particular. In this study, we introduce a novel method that enhances the efficiency…

材料科学 · 物理学 2024-01-26 Shuo Tao , Xuecheng Shao , Li Zhu

We recently proposed a method called Material Fingerprinting for the rapid discovery of mechanical material models that avoids solving continuous optimization problems. Material Fingerprinting assumes that each material exhibits a unique…

计算工程、金融与科学 · 计算机科学 2026-04-08 Moritz Flaschel , Hagen Holthusen , Denisa Martonová , Ellen Kuhl

Radio Frequency Fingerprint Identification (RFFI), which exploits non-ideal hardware-induced unique distortion resident in the transmit signals to identify an emitter, is emerging as a means to enhance the security of communication systems.…

信号处理 · 电气工程与系统科学 2024-04-15 Liu Yang , Qiang Li , Xiaoyang Ren , Yi Fang , Shafei Wang

In explainable artificial intelligence, discriminative feature localization is critical to reveal a blackbox model's decision-making process from raw data to prediction. In this article, we use two real datasets, the MNIST handwritten…

机器学习 · 统计学 2022-11-21 Ben Dai , Xiaotong Shen , Lin Yee Chen , Chunlin Li , Wei Pan

Image manipulation localization aims at distinguishing forged regions from the whole test image. Although many outstanding prior arts have been proposed for this task, there are still two issues that need to be further studied: 1) how to…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Wei-Yun Liang , Jing Xu , Xiao Jin

This paper addresses the search for a fast and meaningful image segmentation in the context of $k$-means clustering. The proposed method builds on a widely-used local version of Lloyd's algorithm, called Simple Linear Iterative Clustering…

计算机视觉与模式识别 · 计算机科学 2018-05-30 Georg Maierhofer , Daniel Heydecker , Angelica I. Aviles-Rivero , Samar M. Alsaleh , Carola-Bibiane Schönlieb

Among many techniques for indoor localization, fingerprinting has been shown to provide a higher accuracy compared to the alternative techniques. Fingerprinting techniques require an initial calibration phase during which site surveyors…

信号处理 · 电气工程与系统科学 2019-02-06 Hamada Rizk , Moustafa Youssef