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Browser fingerprinting is a stateless identification technique based on browser properties. Together, they form an identifier that can be collected without users' notice and has been studied to be unique and stable. As this technique relies…

Cryptography and Security · Computer Science 2021-03-02 Antonin Durey , Pierre Laperdrix , Walter Rudametkin , Romain Rouvoy

Most finger vein feature extraction algorithms achieve satisfactory performance due to their texture representation abilities, despite simultaneously ignoring the intensity distribution that is formed by the finger tissue, and in some…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Wenxiong Kang , Yuting Lu , Dejian Li , Wei Jia

Tactile sensors play a crucial role in enabling robots to interact effectively and safely with objects in everyday tasks. In particular, visuotactile sensors have seen increasing usage in two and three-fingered grippers due to their…

Robotics · Computer Science 2024-10-22 Yifan Wu , Yuzhou Chen , Zhengying Zhu , Xuhao Qin , Chenxi Xiao

In this paper, we have proposed a system based on K-L Transform to recognize different hand gestures. The system consists of five steps: skin filtering, palm cropping, edge detection, feature extraction, and classification. Firstly the hand…

Computer Vision and Pattern Recognition · Computer Science 2013-06-12 Joyeeta Singha , Karen Das

We utilize the dynamics involved in the imaging of a fingerprint on a touch-based fingerprint reader, such as perspiration, changes in skin color (blanching), and skin distortion, to differentiate real fingers from spoof (fake) fingers.…

Computer Vision and Pattern Recognition · Computer Science 2019-12-19 Tarang Chugh , Anil K. Jain

This paper presents an algorithm that transforms color visual images, like photographs or paintings, into tactile graphics. In the algorithm, the edges of objects are detected and colors of the objects are estimated. Then, the edges and the…

Graphics · Computer Science 2007-05-23 Artur Rataj

Fingerprint-based recognition has been widely deployed in various applications. However, current recognition systems are vulnerable to spoofing attacks which make use of an artificial replica of a fingerprint to deceive the sensors. In such…

Computer Vision and Pattern Recognition · Computer Science 2018-06-11 Ram Prakash Sharma , Somnath Dey

Hand gestures form an intuitive means of interaction in Mixed Reality (MR) applications. However, accurate gesture recognition can be achieved only through state-of-the-art deep learning models or with the use of expensive sensors. Despite…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 Varun Jain , Gaurav Garg , Ramakrishna Perla , Ramya Hebbalaguppe

This paper proposes a method of gesture recognition with a focus on important actions for distinguishing similar gestures. The method generates a partial action sequence by using optical flow images, expresses the sequence in the…

Computer Vision and Pattern Recognition · Computer Science 2009-12-10 Kazumoto Tanaka

Hand gesture is one of the most important means of touchless communication between human and machines. There is a great interest for commanding electronic equipment in surgery rooms by hand gesture for reducing the time of surgery and the…

Computer Vision and Pattern Recognition · Computer Science 2017-10-24 Ebrahim Nasr-Esfahani , Nader Karimi , S. M. Reza Soroushmehr , M. Hossein Jafari , M. Amin Khorsandi , Shadrokh Samavi , Kayvan Najarian

A plethora of wearable devices have been developed or commercialized for continuous non-invasive monitoring of physiological signals that are crucial for preventive care and management of chronic conditions. However, most of these devices…

Signal Processing · Electrical Eng. & Systems 2023-04-20 Haoxuan Shen , Xiaoyi Gu , Yihong Wu

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

In this work, user's emotion using its facial expressions will be detected. These expressions can be derived from the live feed via system's camera or any pre-exisiting image available in the memory. Emotions possessed by humans can be…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Raghav Puri , Archit Gupta , Manas Sikri , Mohit Tiwari , Nitish Pathak , Shivendra Goel

When we use video chat, video game, or other video applications, motion-blurred hands often appear. Accurately extracting these hands is very useful for video editing and behavior analysis. However, existing motion-blurred object extraction…

Computer Vision and Pattern Recognition · Computer Science 2019-10-23 Xiaomei Zhao , Yihong Wu

In Biometric identification, fingerprints based identification has been the widely accepted mechanism. Automated fingerprints identification/verification techniques are widely adopted in many civilian and forensic applications. In forensic…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Wajih Ullah Baig , Adeel Ejaz , Umar Munir , Kashif Sardar

In human-computer interaction, it is important to accurately estimate the hand pose especially fingertips. However, traditional approaches for fingertip localization mainly rely on depth images and thus suffer considerably from the noise…

Computer Vision and Pattern Recognition · Computer Science 2019-02-27 Guijin Wang , Cairong Zhang , Xinghao Chen , Xiangyang Ji , Jing-Hao Xue , Hang Wang

Fingerprints are one of the most widely explored biometric traits. Specifically, contact-based fingerprint recognition systems reign supreme due to their robustness, portability and the extensive research work done in the field. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Aman Attrish , Nagasai Bharat , Vijay Anand , Vivek Kanhangad

This work is about the extraction of the motion of fingers, in their three articulations, of a keyboard player from a video sequence. The relevance of the problem involves several aspects, in fact, the extraction of the movements of the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Marco Costanzo

From The late 90th, "Skin Detection" becomes one of the major problems in image processing. If "Skin Detection" will be done in high accuracy, it can be used in many cases as face recognition, Human Tracking and etc. Until now so many…

Computer Vision and Pattern Recognition · Computer Science 2012-07-09 Shervan Fekri-Ershad , Mohammad Saberi , Farshad Tajeripour

In this project, we design a real-time human-computer interaction system based on hand gesture. The whole system consists of three components: hand detection, gesture recognition and human-computer interaction (HCI) based on recognition;…

Computer Vision and Pattern Recognition · Computer Science 2017-04-25 Pei Xu