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Related papers: Face Detection on Mobile: Five Implementations and…

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The authors present a novel face tracking approach where optical flow information is incorporated into a modified version of the Viola Jones detection algorithm. In the original algorithm, detection is static, as information from previous…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Andreas Ranftl , Fernando Alonso-Fernandez , Stefan Karlsson , Josef Bigun

Face detection is a crucial first step in many facial recognition and face analysis systems. Early approaches for face detection were mainly based on classifiers built on top of hand-crafted features extracted from local image regions, such…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Shervin Minaee , Ping Luo , Zhe Lin , Kevin Bowyer

Biometric systems based on Machine learning and Deep learning are being extensively used as authentication mechanisms in resource-constrained environments like smartphones and other small computing devices. These AI-powered facial…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Mohit Raghavendra , Pravan Omprakash , B R Mukesh , Sowmya Kamath

Much recent research has uncovered and discussed serious concerns of bias in facial analysis technologies, finding performance disparities between groups of people based on perceived gender, skin type, lighting condition, etc. These audits…

With an ever-increasing number of mobile devices competing for our attention, quantifying when, how often, or for how long users visually attend to their devices has emerged as a core challenge in mobile human-computer interaction.…

Human-Computer Interaction · Computer Science 2020-04-03 Mihai Bâce , Sander Staal , Andreas Bulling

The movement of a user's face, easily detected by a smartphone's front camera, is an underexploited input modality for mobile interactions. We introduce three sets of face-engaged interaction techniques for augmenting the traditional mobile…

Human-Computer Interaction · Computer Science 2016-10-04 Jian Zhao , Ricardo Jota , Daniel Wigdor , Ravin Balakrishnan

Face detection is a basic task for expression recognition. The reliability of face detection & face recognition approach has a major role on the performance and usability of the entire system. There are several ways to undergo face…

Computer Vision and Pattern Recognition · Computer Science 2014-05-26 Ms. Drashti H. Bhatt , Mr. Kirit R. Rathod , Mr. Shardul J. Agravat

In recent year, tremendous strides have been made in face detection thanks to deep learning. However, most published face detectors deteriorate dramatically as the faces become smaller. In this paper, we present the Small Faces Attention…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Shi Luo , Xiongfei Li , Rui Zhu , Xiaoli Zhang

Efficient face detection is critical to provide natural human-robot interactions. However, computer vision tends to involve a large computational load due to the amount of data (i.e. pixels) that needs to be processed in a short amount of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-19 William Aris , François Grondin

Face-morphing attacks have been a cause for concern for a number of years. Striving to remain one step ahead of attackers, researchers have proposed many methods of both creating and detecting morphed images. These detection methods,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Richard T. Marriott , Sami Romdhani , Stéphane Gentric , Liming Chen

Machine learning is increasingly used to make sense of the physical world yet may suffer from adversarial manipulation. We examine the Viola-Jones 2D face detection algorithm to study whether images can be created that humans do not notice…

Cryptography and Security · Computer Science 2016-08-09 Michael McCoyd , David Wagner

It is estimated that 80% of crashes and 65% of near collisions involved drivers inattentive to traffic for three seconds before the event. This paper develops an algorithm for extracting characteristics allowing the cell phones…

Computer Vision and Pattern Recognition · Computer Science 2014-08-12 Rafael A. Berri , Alexandre G. Silva , Rafael S. Parpinelli , Elaine Girardi , Rangel Arthur

An empirical investigation of active/continuous authentication for smartphones is presented in this paper by exploiting users' unique application usage data, i.e., distinct patterns of use, modeled by a Markovian process. Variations of…

Cryptography and Security · Computer Science 2018-08-13 Upal Mahbub , Jukka Komulainen , Denzil Ferreira , Rama Chellappa

Facial analysis systems have been deployed by large companies and critiqued by scholars and activists for the past decade. Many existing algorithmic audits examine the performance of these systems on later stage elements of facial analysis…

Computers and Society · Computer Science 2022-11-30 Samuel Dooley , George Z. Wei , Tom Goldstein , John P. Dickerson

Most of the current techniques for face recognition require the presence of a full face of the person to be recognized, and this situation is difficult to achieve in practice, the required person may appear with a part of his face, which…

Computer Vision and Pattern Recognition · Computer Science 2022-03-14 Osama R. Shahin , Rami Ayedi , Alanazi Rayan , Rasha M. Abd El-Aziz , Ahmed I. Taloba

Face recognition technology is widely used in the financial field, and various types of liveness attack behaviors need to be addressed. Existing liveness detection algorithms are trained on specific training datasets and tested on testing…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Xu Liu , Shu Zhou , Yurong Song , Wenzhe Luo , Xin Zhang

Image matting plays an important role in image and video editing. However, the formulation of image matting is inherently ill-posed. Traditional methods usually employ interaction to deal with the image matting problem with trimaps and…

Computer Vision and Pattern Recognition · Computer Science 2017-07-27 Bingke Zhu , Yingying Chen , Jinqiao Wang , Si Liu , Bo Zhang , Ming Tang

We report the findings of a reimplementation of 18 foundational studies in feature-based machine learning for Android malware detection, published during the period 2013-2023. These studies are reevaluated on a level playing field using a…

Machine Learning · Computer Science 2026-01-22 Ali Muzaffar , Hani Ragab Hassen , Hind Zantout , Michael A Lones

Face Recognition has been studied for many decades. As opposed to traditional hand-crafted features such as LBP and HOG, much more sophisticated features can be learned automatically by deep learning methods in a data-driven way. In this…

Computer Vision and Pattern Recognition · Computer Science 2015-07-24 Jingtuo Liu , Yafeng Deng , Tao Bai , Zhengping Wei , Chang Huang

Object detection for street-level objects can be applied to various use cases, from car and traffic detection to the self-driving car system. Therefore, finding the best object detection algorithm is essential to apply it effectively. Many…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Martinus Grady Naftali , Jason Sebastian Sulistyawan , Kelvin Julian
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