Title
A Feature Set Evaluation for Activity Recognition with Body-Worn Inertial Sensors.
Abstract
The automatic and unobtrusive identification of user activities is a challenging goal in human behavior analysis. The physical activity that a user exhibits can be used as contextual data, which can inform applications that reside in public spaces. In this paper, we focus on wearable inertial sensors to recognize physical activities. Feature set evaluation for 5 typical activities is performed by measuring accuracy for combinations of 6 often-used features on a set of II well-known classifiers. To verify significance of this analysis, a t-test evaluation was performed for every combination of these feature subsets. We identify an easy-to-compute feature set, which has given us significant results and at the same time utilizes a minimum of resources.
Year
DOI
Venue
2011
10.1007/978-3-642-31479-7_17
Communications in Computer and Information Science
Keywords
Field
DocType
activity recognition
Computer vision,Activity recognition,Wearable computer,Computer science,Contextual design,Support vector machine,Feature set,Fast Fourier transform,Artificial intelligence,Inertial measurement unit
Conference
Volume
ISSN
Citations 
277
1865-0929
3
PageRank 
References 
Authors
0.39
9
4
Name
Order
Citations
PageRank
Syed Agha Muhammad171.12
Bernd Niklas Klein2273.43
K Van Laerhoven31083185.94
Klaus David426934.41