3D human activity recognition using skeletal data from RGBD sensors

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

11 Scopus citations

Abstract

In this paper, a new effective method was proposed to recognize human actions based on RGBD data sensed by a depth camera, namely Microsoft Kinect. Skeleton data extracted from depth images was utilized to generate 10 direction features which represent specific body parts and 11 position features which represent specific human joints. The fusion features composed of both was used to represent a human posture. An algorithm based on the difference level of adjacent postures was presented to select the key postures from an action. Finally, the action features, composed of the key postures’ features, were classified and recognized by a multiclass Support Vector Machine. Our major contributions are proposing a new framework to recognize the users’ actions and a simple and effective method to select the key postures. The recognition results in the KARD dataset and the Florence 3D Action dataset show that our approach significantly outperforms the compared methods.

Original languageEnglish
Title of host publicationAdvances in Visual Computing - 12th International Symposium, ISVC 2016, Proceedings
EditorsGeorge Bebis, Darko Koracin, Tobias Isenberg, Sandra Skaff, Amela Sadagic, Richard Boyle, Fatih Porikli, Jianyuan Min, Carlos Scheidegger, Alireza Entezari, Bahram Parvin, Daisuke Iwai
PublisherSpringer Verlag
Pages133-142
Number of pages10
ISBN (Print)9783319508313
DOIs
StatePublished - 2016
Event12th International Symposium on Visual Computing, ISVC 2016 - Las Vegas, United States
Duration: 12 Dec 201614 Dec 2016

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume10073 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference12th International Symposium on Visual Computing, ISVC 2016
Country/TerritoryUnited States
CityLas Vegas
Period12/12/1614/12/16

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