Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle

Sports training is very important to athletes in improving and maintaining their performances. It commonly involves high intensity exercise and requires longer time for fatigue to recover, compares to normal activity. During training, adequate rest is essential to allow recuperation and build body s...

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Main Authors: Jamaluddin, Nurul Fauzani, Ahmad, Siti Anom, Mohd Noor, Samsul Bahari, Wan Hasan, Wan Zuha, Yaacob, Azhar
Format: Conference or Workshop Item
Language:English
Published: IEEE 2017
Online Access:http://psasir.upm.edu.my/id/eprint/59469/
http://psasir.upm.edu.my/id/eprint/59469/1/Features%20selection%20for%20Bayes%20classification%20of%20prolonged%20fatigue%20on%20rectus%20femoris%20muscle.pdf
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author Jamaluddin, Nurul Fauzani
Ahmad, Siti Anom
Mohd Noor, Samsul Bahari
Wan Hasan, Wan Zuha
Yaacob, Azhar
author_facet Jamaluddin, Nurul Fauzani
Ahmad, Siti Anom
Mohd Noor, Samsul Bahari
Wan Hasan, Wan Zuha
Yaacob, Azhar
author_sort Jamaluddin, Nurul Fauzani
building UPM Institutional Repository
collection Online Access
description Sports training is very important to athletes in improving and maintaining their performances. It commonly involves high intensity exercise and requires longer time for fatigue to recover, compares to normal activity. During training, adequate rest is essential to allow recuperation and build body strength. Unfortunately, inadequate rest exposes the body to prolonged fatigue (PF). Hence, this condition needs to be managed accordingly to avoid chronic fatigue syndrome. Recent findings indicate that there are strong characteristics on surface EMG under PF conditions. Currently, the assessment is limited to glycogen breakdown, the existence of lactate and soreness. In this study, twenty participants were recruited to perform five days intensive training (IT) to induce more PF signs. The IT conducted was based on Bruce Protocol treadmill test. It was discovered that the IT successfully induces soreness, unexplained lethargy and performance decrement. Surface EMG were collected from rectus femoris muscle during daily pre and post treadmill tests. Four features were extracted from the surface EMG; mean frequency (Fmean), median frequency (Fmed), root mean square (RMS) and mean absolute value (MAV). The results indicated that all features during post exercise had greater value under PF condition and it was significant at P<;0.05. The features then were classified in accordance to Bayes. The results also showed that Fmed and MAV features offered good performance with 83.1% accuracy, 84.6% specificity and 80% of precision.
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format Conference or Workshop Item
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institution Universiti Putra Malaysia
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language English
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publishDate 2017
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spelling upm-594692018-03-06T08:05:31Z http://psasir.upm.edu.my/id/eprint/59469/ Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle Jamaluddin, Nurul Fauzani Ahmad, Siti Anom Mohd Noor, Samsul Bahari Wan Hasan, Wan Zuha Yaacob, Azhar Sports training is very important to athletes in improving and maintaining their performances. It commonly involves high intensity exercise and requires longer time for fatigue to recover, compares to normal activity. During training, adequate rest is essential to allow recuperation and build body strength. Unfortunately, inadequate rest exposes the body to prolonged fatigue (PF). Hence, this condition needs to be managed accordingly to avoid chronic fatigue syndrome. Recent findings indicate that there are strong characteristics on surface EMG under PF conditions. Currently, the assessment is limited to glycogen breakdown, the existence of lactate and soreness. In this study, twenty participants were recruited to perform five days intensive training (IT) to induce more PF signs. The IT conducted was based on Bruce Protocol treadmill test. It was discovered that the IT successfully induces soreness, unexplained lethargy and performance decrement. Surface EMG were collected from rectus femoris muscle during daily pre and post treadmill tests. Four features were extracted from the surface EMG; mean frequency (Fmean), median frequency (Fmed), root mean square (RMS) and mean absolute value (MAV). The results indicated that all features during post exercise had greater value under PF condition and it was significant at P<;0.05. The features then were classified in accordance to Bayes. The results also showed that Fmed and MAV features offered good performance with 83.1% accuracy, 84.6% specificity and 80% of precision. IEEE 2017 Conference or Workshop Item PeerReviewed text en http://psasir.upm.edu.my/id/eprint/59469/1/Features%20selection%20for%20Bayes%20classification%20of%20prolonged%20fatigue%20on%20rectus%20femoris%20muscle.pdf Jamaluddin, Nurul Fauzani and Ahmad, Siti Anom and Mohd Noor, Samsul Bahari and Wan Hasan, Wan Zuha and Yaacob, Azhar (2017) Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle. In: 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'17), 11-15 July 2017, Jeju Island, Korea. (pp. 2506-2509). 10.1109/EMBC.2017.8037366
spellingShingle Jamaluddin, Nurul Fauzani
Ahmad, Siti Anom
Mohd Noor, Samsul Bahari
Wan Hasan, Wan Zuha
Yaacob, Azhar
Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle
title Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle
title_full Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle
title_fullStr Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle
title_full_unstemmed Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle
title_short Features selection for Bayes classification of prolonged fatigue on rectus femoris muscle
title_sort features selection for bayes classification of prolonged fatigue on rectus femoris muscle
url http://psasir.upm.edu.my/id/eprint/59469/
http://psasir.upm.edu.my/id/eprint/59469/
http://psasir.upm.edu.my/id/eprint/59469/1/Features%20selection%20for%20Bayes%20classification%20of%20prolonged%20fatigue%20on%20rectus%20femoris%20muscle.pdf