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Cited by 346

The DOI matches its Crossref record; 63 of the 63 references it cites were found in a registry or an index.

Recognizing Daily and Sports Activities in Two Open Source Machine Learning Environments Using Body-Worn Sensor Units

Open access
Barshan, B., Yuksek, M. C.·2014·The Computer Journal

Abstract

This study provides a comparative assessment on the different techniques of classifying human activities performed while wearing inertial and magnetic sensor units on the chest, arms and legs. The gyroscope, accelerometer and the magnetometer in each unit are tri-axial. Naive Bayesian classifier, artificial neural networks (ANNs), dissimilarity-based classifier, three types of decision trees, Gaussian mixture models (GMMs) and support vector machines (SVMs) are considered. A feature set extracted from the raw sensor data using principal component analysis is used for classification. Three different cross-validation techniques are employed to validate the classifiers. A performance comparison of the classifiers is provided in terms of their correct differentiation rates, confusion matrices and computational cost. The highest correct differentiation rates are achieved with ANNs (99.2%), SVMs (99.2%) and a GMM (99.1%). GMMs may be preferable because of their lower computational requirements. Regarding the position of sensor units on the body, those worn on the legs are the most informative. Comparing the different sensor modalities indicates that if only a single sensor type is used, the highest classification rates are achieved with magnetometers, followed by accelerometers and gyroscopes. The study also provides a comparison between two commonly used open source machine learning environments (WEKA and PRTools) in terms of their functionality, manageability, classifier performance and execution times.

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Metadata

Authors
Barshan, B., & Yuksek, M. C.
Venue
The Computer Journal
Published
2013-07-30
Volume
57
Issue
11
Pages
1649-1667
ISSN
  • 0010-4620 (ISSN-L)
  • 1460-2067
OpenAlex
W2144348409
Cited by
346
References
63
FWCI
7.81
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Recognizing Daily and Sports Activities in Two Open Source Machine Learning Environments Using Body-Worn Sensor Units. https://app.cochat.ai/papers/10.1093/comjnl/bxt075
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Barshan, B., & Yuksek, M. C. (2014). Recognizing Daily and Sports Activities in Two Open Source Machine Learning Environments Using Body-Worn Sensor Units. The Computer Journal. https://doi.org/10.1093/comjnl/bxt075

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