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Mobile virtual reality (VR) head mounted displays (HMD) have become popular among consumers in recent years. In this work, we demonstrate real-time egocentric hand gesture detection and localization on mobile HMDs. Our main contributions…

Computer Vision and Pattern Recognition · Computer Science 2017-12-15 Rohit Pandey , Marie White , Pavel Pidlypenskyi , Xue Wang , Christine Kaeser-Chen

Several recent works have directly extended the image masked autoencoder (MAE) with random masking into video domain, achieving promising results. However, unlike images, both spatial and temporal information are important for video…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 David Fan , Jue Wang , Shuai Liao , Yi Zhu , Vimal Bhat , Hector Santos-Villalobos , Rohith MV , Xinyu Li

In this paper, we introduce a Key-point-guided Diffusion probabilistic Model (KDM) that gains precise control over images by manipulating the object's key-point. We propose a two-stage generative model incorporating an optical flow map as…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Seok-Hwan Oh , Guil Jung , Myeong-Gee Kim , Sang-Yun Kim , Young-Min Kim , Hyeon-Jik Lee , Hyuk-Sool Kwon , Hyeon-Min Bae

One of most popular experimental techniques for investigation of brain activity is the so-called method of evoked potentials: the subject repeatedly makes some movements (by his/her finger) whereas brain activity and some auxiliary signals…

Applications · Statistics 2017-06-01 A. K. Gorshenin , V. Yu. Korolev , A. Yu. Korchagin , T. V. Zakharova , A. I. Zeifman

A graphical multiagent model (GMM) represents a joint distribution over the behavior of a set of agents. One source of knowledge about agents' behavior may come from gametheoretic analysis, as captured by several graphical game…

Artificial Intelligence · Computer Science 2012-06-18 Quang Duong , Michael P. Wellman , Satinder Singh

Recognition of surgical gesture is crucial for surgical skill assessment and efficient surgery training. Prior works on this task are based on either variant graphical models such as HMMs and CRFs, or deep learning models such as Recurrent…

Computer Vision and Pattern Recognition · Computer Science 2018-06-22 Daochang Liu , Tingting Jiang

In this paper, we present a novel method to recognize the types of crowd movement from crowd trajectories using agent-based motion models (AMMs). Our idea is to apply a number of AMMs, referred to as exemplar-AMMs, to describe the crowd…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Wenxi Liu , Rynson W. H. Lau , Xiaogang Wang , Dinesh Manocha

This paper strives for action recognition and detection in video modalities like RGB, depth maps or 3D-skeleton sequences when only limited modality-specific labeled examples are available. For the RGB, and derived optical-flow, modality…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Fida Mohammad Thoker , Cees G. M. Snoek

We propose a new method for automatically detecting monotonic input-output relationships from data using Gaussian Process (GP) models with virtual derivative observations. Our results on synthetic and real datasets show that the proposed…

Methodology · Statistics 2016-10-19 Eero Siivola , Juho Piironen , Aki Vehtari

First-person interaction recognition is a challenging task because of unstable video conditions resulting from the camera wearer's movement. For human interaction recognition from a first-person viewpoint, this paper proposes a three-stream…

Computer Vision and Pattern Recognition · Computer Science 2020-02-20 Ye-Ji Kim , Dong-Gyu Lee , Seong-Whan Lee

We introduce a real-time, human-in-the-loop gesture control framework that can dynamically adapt audio and music based on human movement by analyzing live video input. By creating a responsive connection between visual and auditory stimuli,…

Human-Computer Interaction · Computer Science 2025-04-29 Mahya Khazaei , Ali Bahrani , George Tzanetakis

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

Optical flow is a crucial component of the feature space for early visual processing of dynamic scenes especially in new applications such as self-driving vehicles, drones and autonomous robots. The dynamic vision sensors are well suited…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Himanshu Akolkar , SioHoi Ieng , Ryad Benosman

The severity of sustained injury resulting from assault-related violence can be minimised by reducing detection time. However, it has been shown that human operators perform poorly at detecting events found in video footage when presented…

Computer Vision and Pattern Recognition · Computer Science 2017-04-04 Kaelon Lloyd , David Marshall , Simon C. Moore , Paul L. Rosin

This article proposes a novel attention-based body pose encoding for human activity recognition that presents a enriched representation of body-pose that is learned. The enriched data complements the 3D body joint position data and improves…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 B Debnath , M O'brien , S Kumar , A Behera

A graph neural network (GNN) for image understanding based on multiple cues is proposed in this paper. Compared to traditional feature and decision fusion approaches that neglect the fact that features can interact and exchange information,…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Xin Guo , Luisa F. Polania , Bin Zhu , Charles Boncelet , Kenneth E. Barner

Gesture recognition is a perceptual user interface, which is based on CV technology that allows the computer to interpret human motions as commands, allowing users to communicate with a computer without the use of hands, thus making the…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Rishabh Naulakha , Shubham Gaur , Dhairya Lodha , Mehek Tulsyan , Utsav Kotecha

Pedestrian action recognition and intention prediction is one of the core issues in the field of autonomous driving. In this research field, action recognition is one of the key technologies. A large number of scholars have done a lot of…

Computer Vision and Pattern Recognition · Computer Science 2020-04-24 Dong Cao , Lisha Xu

Mixture models are a fundamental tool in applied statistics and machine learning for treating data taken from multiple subpopulations. The current practice for estimating the parameters of such models relies on local search heuristics…

Machine Learning · Computer Science 2012-09-07 Animashree Anandkumar , Daniel Hsu , Sham M. Kakade

Real-time recognition of dynamic hand gestures from video streams is a challenging task since (i) there is no indication when a gesture starts and ends in the video, (ii) performed gestures should only be recognized once, and (iii) the…

Computer Vision and Pattern Recognition · Computer Science 2019-10-21 Okan Köpüklü , Ahmet Gunduz , Neslihan Kose , Gerhard Rigoll