English
Related papers

Related papers: Head Gesture Recognition using Optical Flow based …

200 papers

The deep two-stream architecture exhibited excellent performance on video based action recognition. The most computationally expensive step in this approach comes from the calculation of optical flow which prevents it to be real-time. This…

Computer Vision and Pattern Recognition · Computer Science 2016-04-27 Bowen Zhang , Limin Wang , Zhe Wang , Yu Qiao , Hanli Wang

Sparse inverse covariance estimation (i.e., edge de-tection) is an important research problem in recent years, wherethe goal is to discover the direct connections between a set ofnodes in a networked system based upon the observed…

Machine Learning · Computer Science 2021-01-15 Hang Yin , Xinyue Liu , Xiangnan Kong

A Gaussian process (GP)-based methodology is proposed to emulate complex dynamical computer models (or simulators). The method relies on emulating the numerical flow map of the system over an initial (short) time step, where the flow map is…

Methodology · Statistics 2024-11-26 Hossein Mohammadi , Peter Challenor , Marc Goodfellow

This paper addresses the problem of object recognition given a set of images as input (e.g., multiple camera sources and video frames). Convolutional neural network (CNN)-based frameworks do not exploit these sets effectively, processing a…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Lincon S. Souza , Naoya Sogi , Bernardo B. Gatto , Takumi Kobayashi , Kazuhiro Fukui

Interpreting motion captured in image sequences is crucial for a wide range of computer vision applications. Typical estimation approaches include optical flow (OF), which approximates the apparent motion instantaneously in a scene, and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Tanner D. Harms , Steven L. Brunton , Beverley J. McKeon

Researchers have been developing Hand Gesture Recognition (HGR) systems to enhance natural, efficient, and authentic human-computer interaction, especially benefiting those who rely solely on hand gestures for communication. Despite…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Jungpil Shin , Abu Saleh Musa Miah , Md. Humaun Kabir , Md. Abdur Rahim , Abdullah Al Shiam

Motion detection is a fundamental but challenging task for autonomous driving. In particular scenes like highway, remote objects have to be paid extra attention for better controlling decision. Aiming at distant vehicles, we train a neural…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Ka Man Lo

Over the last few decades, Smartphone technology has seen significant improvements. Enhancements specific to built-in Inertial Measurement Units (IMUs) and other dedicated sensors of the smartphones(which are often available as default)…

Signal Processing · Electrical Eng. & Systems 2023-08-24 Yuvaraj Govindarajulu , Raja Rajeshwari Raj Kumar

In this paper, we propose a micro hand gesture recognition system and methods using ultrasonic active sensing. This system uses micro dynamic hand gestures for recognition to achieve human-computer interaction (HCI). The implemented system,…

Signal Processing · Electrical Eng. & Systems 2024-12-02 Yu Sang , Laixi Shi , Yimin Liu

Recent years have witnessed the emergence of 3D medical imaging techniques with the development of 3D sensors and technology. Due to the presence of noise in image acquisition, registration researchers focused on an alternative way to…

Machine Learning · Computer Science 2019-11-06 Liu Yang , Rudrasis Chakraborty

New and more natural human-robot interfaces are of crucial interest to the evolution of robotics. This paper addresses continuous and real-time hand gesture spotting, i.e., gesture segmentation plus gesture recognition. Gesture patterns are…

Robotics · Computer Science 2016-11-15 Pedro Neto , Dário Pereira , Norberto Pires , Paulo Moreira

This paper introduces a framework of gesture recognition operating on the output of an event based camera using the computational resources of a mobile phone. We will introduce a new development around the concept of time-surfaces modified…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Jean-Matthieu Maro , Ryad Benosman

Human visual perception offers valuable insights for understanding computational principles of motion-based scene interpretation. Humans robustly detect and segment moving entities that constitute independently moveable chunks of matter,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Eric Li , Arijit Dasgupta , Yoni Friedman , Mathieu Huot , Vikash Mansinghka , Thomas O'Connell , William T. Freeman , Joshua B. Tenenbaum

Hand gestures recognition (HGR) is one of the main areas of research for the engineers, scientists and bioinformatics. HGR is the natural way of Human Machine interaction and today many researchers in the academia and industry are working…

Human-Computer Interaction · Computer Science 2013-03-12 Ankit Chaudhary , J. L. Raheja , Karen Das , Sonia Raheja

Dataset distillation compresses large datasets into compact synthetic sets with comparable performance in training models. Despite recent progress on diffusion-based distillation, this type of method typically depends on heuristic guidance…

Machine Learning · Computer Science 2026-02-06 Xuhui Li , Zhengquan Luo , Xiwei Liu , Yongqiang Yu , Zhiqiang Xu

We present a flexible approach to colour transfer inspired by techniques recently proposed for shape registration. Colour distributions of the palette and target images are modelled with Gaussian Mixture Models (GMMs) that are robustly…

Computer Vision and Pattern Recognition · Computer Science 2017-05-18 Mairéad Grogan , Rozenn Dahyot

The goal of this paper is to detect the spatio-temporal extent of an action. The two-stream detection network based on RGB and flow provides state-of-the-art accuracy at the expense of a large model-size and heavy computation. We propose to…

Computer Vision and Pattern Recognition · Computer Science 2019-06-12 Jiaojiao Zhao , Cees G. M. Snoek

The optical flow of humans is well known to be useful for the analysis of human action. Given this, we devise an optical flow algorithm specifically for human motion and show that it is superior to generic flow methods. Designing a method…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Anurag Ranjan , Javier Romero , Michael J. Black

EMG-based gesture recognition shows promise for human-machine interaction. Systems are often afflicted by signal and electrode variability which degrades performance over time. We present an end-to-end system combating this variability…

Head-mounted device-based human-computer interaction often requires egocentric recognition of hand gestures and fingertips detection. In this paper, a unified approach of egocentric hand gesture recognition and fingertip detection is…

Computer Vision and Pattern Recognition · Computer Science 2021-07-23 Mohammad Mahmudul Alam , Mohammad Tariqul Islam , S. M. Mahbubur Rahman