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Journal

  • Muhammad Shahimi Ariffin, Rohilah Sahak, Azmin Sham Rambely, Muhammad Athif Mat Zin, "Upper Extremity Muscle Force for Traditional Archery using Khatrah Technique", International Journal of Advanced Trends in Computer Science and Engineering.Vol 9, No.1.4, ISSN 2278-3091. (Scopus Indexed)

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  • Sahak, R. & Tahir, Noorita & Yassin, Ahmad & Kamaruzaman, Fadhlan. (2020). Human gait recognition using orthogonal least square as feature selection. Indonesian Journal of Electrical Engineering and Computer Science. 17. 1355. 10.11591/ijeecs.v17.i3.pp1355-1361. (Scopus Indexed).

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  • Akhmad Wahyu Dani, Fadli Sirait, Fina Supegina, Rohilah Sahak, Kresna Jery Kusnanto, "Improvement of network survivability using the effective redundancy design", Jurnal Sinergi Vol. 23, No. 3, October 2019: 253-259.

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  • Sahak, Rohilah; Tahir, Nooritawati Md.; Yassin, Ahmad Ihsan Mohd; Kamaruzaman, Fadhlan Hafizhelmi, "Human Gait Recognition Using Skeleton Joint Coordinates With Orthogonal Least Square and Locally Linear Embedded Techniques", International Journal of Simulation Systems, Science & Technology, Vol. 19 Issue 5, p25.1-25.9 9p, Oct 2018 (Scopus Indexed).

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  • Rohilah Sahak, Nooritawati Md Tahir, Ahmad Ihsan Mohd Yassin & Fadhlan Hafizhelmi Kamaruzaman, "Kinect-Based Human Gait Recognition using Locally Linear Embedded and Support Vector Machine", Jurnal Kejuruteraan 30(2) 2018:235-247, http://dx.doi.org/10.17576/jkukm-2018-30(2) (WoS Indexed).

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  • R. Sahak, W. Mansor, Khuan Y. Lee and A. Zabidi," Support Vector Machine  Performance with Optimal Parameters Identification in Recognising Asphyxiated Infant Cry", International Journal of Engineering & Technology, 7 (3.15)(2018), 114-119. doi:http://dx.doi.org/10.14419/ijet.v7i3.15.17513 (Scopus Indexed).

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  • Guntor, M.S.M., Sahak, R., Zabidi, A., I. Yassin, Baharom, R., Wahab, N.A., "Convolutional Neural Network (CNN) based Gait Recognition System using Microsoft Kinect Skeleton Features", International Journal of Engineering & Technology, [S.l.], v. 7, n. 4.11, p. 202-205, oct. 2018. ISSN 2227-524X. (Scopus Indexed).

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  • Rohilah Sahak, Wahidah Mansor, Lee Yoot Khuan and Azlee Zabidi,"Performance of Principal Component Analysis and Orthogonal Least Square on Optimized Feature Set in Classifying Asphyxiated Infant Cry Using Support Vector Machine", Indonesian Journal of Electrical Engineering and Computer Science. 9. (2018) 139-145. 10.11591/ijeecs.v9.i1.pp139-145 (Scopus Indexed).

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  • R. Sahak, I. Yassin, N. M. Tahir, F. H. K. Zaman, A. Zabidi, "Recognition of Human Gait in Oblique and Frontal Views using Kinect", Journal of Fundamental and Applied Sciences, [S.l.], v. 9, n. 4S, p. 1-18, oct. 2017. ISSN 1112-9867. doi:http://dx.doi.org/10.4314/jfas.v9i4s.1. (WoS Indexed).

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  • D. Mustapha, A. Zabidi, R. Sahak, N. M. Tahir, I. M. Yassin, F. H. K. Zaman, Z. I. Rizman, M. Karbasi, M. M. M. Zan Gait Recognition using Kinect and Locally Linear Embedding", Journal of Fundamental and Applied Sciences, [S.l.], v. 9, n. 3S, p. 755-767, sep. 2017. ISSN 1112-9867. Doi:http://dx.doi.org/10.4314/jfas.v9i3s.58. (WoS Indexed).

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  • Che Zawiyah Che Hasan, Rozita Jailani, Nooritawati Md Tahir and Rohilah Sahak,"Autism Spectrum Disorders Gait Identification using Ground Reaction Forces", Journal of Telecommunication, Computing, Electronics and Control, vol 15, ISSN: 1693-6930, e-ISSN: 2302-9293 (Scopus Indexed).

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  • Rohilah Sahak, Wahidah Mansor, Khuan Y. Lee, Azlee Zabidi, and Ahmad I.M. Yassin, "Optimization of Principal Component Analysis and Support Vector Machine for the Recognition of Infant Cry with Asphyxia", International Journal of Computers and Applications, vol 35/2013 (3).

 

Conference Proceedings

  • M. N. Elham et al., "A Preliminary Study on Poultry Farm Environmental Monitoring using Internet of Things and Blockchain Technology," 2020 IEEE 10th Symposium on Computer Applications & Industrial Electronics (ISCAIE), Malaysia, 2020, pp. 273-276, doi: 10.1109/ISCAIE47305.2020.9108820.

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  • Rohilah Sahak, Nooritawati Md.Tahir, Ahmad Ihsan Yassin, F.Kamaruzaman and Khalidah, "Review on Current Methods of Gait Analysis and Recognition using Kinect", 15th IEEE Colloquium on Signal Processing and Its Applications (CSPA 2019), 8-9 March 2019, Penang, Malaysia.

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  • Rohilah Sahak, Nooritawati Md.Tahir, Ahmad Ihsan Yassin and F.Kamaruzaman, "Kinect-based Frontal View Gait Recognition using Support Vector Machine", Intelligent Systems Conference (IntelliSys) 2018, 6-7 September 2018, London, United Kingdom.

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  • Rohilah Sahak, Nooritawati Md.Tahir, Ahmad Ihsan Yassin and F.Kamaruzaman, "Human Gait Recognition based on Frontal View using Kinect Features and Orthogonal Least Square Selection", IEEE International Symposium on Signal Processing and Information Technology, December 18-20, 2017.

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  • R. Sahak, N. M. Tahir, A. I. M. Yassin and F. H. Kamaruzaman, "Optimization of locally linear embedded for frontal gait recognition using kinect," 2017 IEEE Symposium on Computer Applications & Industrial Electronics (ISCAIE), Langkawi, 2017, pp. 157-162. doi: 10.1109/ISCAIE.2017.8074969.

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  • R. Sahak, N. M. Tahir, A. I. Yassin, F. H. K. Zaman and A. Zabidi, "Frontal view gait recognition using locally linear embedded and multilayer perceptron based on Kinect," 2017 IEEE 13th International Colloquium on Signal Processing & its Applications (CSPA), Batu Feringgi, 2017, pp. 303-308. doi: 10.1109/CSPA.2017.8064970.

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  • Abd Manap, M.S.; Sahak, R.; Zabidi, A.; Yassin, I.; Tahir, N.M., "Object detection using depth information from Kinect sensor," in Signal Processing & Its Applications (CSPA), 2015 IEEE 11th International Colloquium on , vol., no., pp.160-163, 6-8 March 2015. doi: 10.1109/CSPA.2015.7225638.

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  • Nor'aini, A.J.; Rohilah, S.; Azilah, S., "Classification of iris regions using Principal Component Analysis and Support Vector Machine," Signal and Image Processing Applications (ICSIPA), 2013 IEEE International Conference on , vol., no., pp.134,139, 8-10 Oct. 2013. doi: 10.1109/ICSIPA.2013.6707991.

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  • Sahak, R.; Mansor, W.; Khuan, L.Y.; Zabidi, A.; Yassin, A. I M, "Detection of asphyxia from infant cry using support vector machine and multilayer perceptron integrated with Orthogonal Least Square,"Biomedical and Health Informatics (BHI), 2012 IEEE-EMBS International Conference on , vol., no., pp.906,909, 5-7 Jan. 2012.

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  • Jalil, N.A.; Sahak, R.; Saparon, A., "A Comparison of Iris Localization Techniques for Pattern Recognition Analysis," Modelling Symposium (AMS), 2012 Sixth Asia, vol., no., pp.75,80, 29-31 May 2012. doi: 10.1109/AMS.2012.44.

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  • Bakar, Z.A.; Ibrahim, N.F.; Sahak, R.; Tahir, N.M., "Parkinson's disease feature subset selection based on voice samples," Computer Applications and Industrial Electronics (ISCAIE), 2012 IEEE Symposium on , vol., no., pp.163,166, 3-4 Dec. 2012. doi: 10.1109/ISCAIE.2012.6482089.

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  • Jalil, N.A.; Sahak, R.; Saparon, A., "Iris localization using colour segmentation and circular Hough transform," Biomedical Engineering and Sciences (IECBES), 2012 IEEE EMBS Conference on , vol., no., pp.784,788, 17-19 Dec. 2012. doi: 10.1109/IECBES.2012.6498174.

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  • Zabidi, A.; Mansor, W.; Yoot Khuan Lee; Yassin, I.M.; Sahak, R., "Binary Particle Swarm Optimization for selection of features in the recognition of infants cries with asphyxia," Signal Processing and its Applications (CSPA), 2011 IEEE 7th International Colloquium on , vol., no., pp.272,276, 4-6 March 2011. doi: 10.1109/CSPA.2011.5759886.

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  • Zabidi, A.; Khuan, L.Y.; Mansor, W.; Yassin, I. M.; Sahak, R., "Binary particle swarm optimization for feature selection in detection of infants with hypothyroidism," Engineering in Medicine and Biology Society,EMBC, 2011 Annual International Conference of the IEEE , vol., no., pp.2772,2775, Aug. 30 2011-Sept. 3 2011. doi: 10.1109/IEMBS.2011.6090759.

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  • R. Sahak, Y. K. Lee, W. Mansor, A. I. M. Yassin and A. Zabidi,”Optimal Features for Classifying Asphyxiated Infant Cry using Support Vector Machine with RBF Kernel,” in 5th European Conference of the International Federation for Medical and Biological Engineering (EMBEC), 14-18th September 2011.

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  • A. Zabidi, W. Mansor, Y. K. Lee, A. I. M. Yassin and R. Sahak, “Binary Particle Swarm Optimization and F-Ratio for Selection of Features in the Recognition of Asphyxiated Infant Cry,” in 5th European Conference of the International Federation for Medical and Biological Engineering (EMBEC), 14-18th September 2011.

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  • Sahak, R.; Mansor, W.; Lee, Y.K.; Zabidi, A.; Yassin, A. I M, "Orthogonal least square and optimized support vector machine with polynomial kernel for classifying asphyxiated infant cry," Signal and Image Processing Applications (ICSIPA), 2011 IEEE International Conference on , vol., no., pp.104,108, 16-18 Nov. 2011. doi: 10.1109/ICSIPA.2011.6144159.

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  • Sahak, R.; Lee, Y.K.; Mansor, W.; Zabidi, A.; Yassin, A. I M, "Detection of asphyxia from infant cry by linear kernel support vector machine enhanced with features from orthogonal least square," Computer Applications and Industrial Electronics (ICCAIE), 2011 IEEE International Conference on , vol., no., pp.341,345, 4-7 Dec. 2011. doi: 10.1109/ICCAIE.2011.6162157.

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  • Zabidi, A.; Mansor, W.; Lee Yoot Khuan; Yassin, I.M.; Sahak, R., "Three-dimensional particle swam optimisation of Mel Frequency Cepstrum Coefficient computation and Multilayer Perceptron neural network for classifying asphyxiated infant cry," Computer Applications and Industrial Electronics (ICCAIE), 2011 IEEE International Conference on , vol., no., pp.290,293, 4-7 Dec. 2011. doi: 10.1109/ICCAIE.2011.6162147.

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  • Zabidi, A.; Lee Yoot Khuan; Mansor, W.; Yassin, I.M.; Sahak, R., "Classification of Infant Cries with Asphyxia Using Multilayer Perceptron Neural Network," Computer Engineering and Applications (ICCEA), 2010 Second International Conference on , vol.1, no., pp.204,208, 19-21 March 2010. doi: 10.1109/ICCEA.2010.47.

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  • Sahak, R.; Mansor, W.; Lee Yoot Khuan; Ihsan, A.; Yassin, M.; Zabidi, A., "An orthogonal least square approach to select features of infant cry with asphyxia," Signal Processing and Its Applications (CSPA), 2010 6th International Colloquium on , vol., no., pp.1,4, 21-23 May 2010. doi: 10.1109/CSPA.2010.5545321.

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  • Zabidi, A.; Lee Yoot Khuan; Mansor, W.; Yassin, I.M.; Sahak, R., "Detection of infant hypothyroidism with mel frequency cepstrum analysis and multi-layer perceptron classification," Signal Processing and Its Applications (CSPA), 2010 6th International Colloquium on , vol., no., pp.1,5, 21-23 May 2010. doi: 10.1109/CSPA.2010.5545331.

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  • Zabidi, A.; Mansor, W.; Lee Yoot Khuan; Yassin, I.M.; Sahak, R., "Investigation of Mel Frequency Cepstrum Coefficients parameters for classification of infant cries with hypothyroidism using MLP classifier," Neural Networks (IJCNN), The 2010 International Joint Conference on , vol., no., pp.1,4, 18- 23 July 2010. doi: 10.1109/IJCNN.2010.5595734.

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  • Sahak, R.; Mansor, W.; Lee, Y.K.; Yassin, A. I M; Zabidi, A., "Performance of Combined Support Vector Machine and Principal Component Analysis in recognizing infant cry with asphyxia," Engineering in Medicine and Biology Society (EMBC), 2010 Annual International Conference of the IEEE , vol., no., pp.6292,6295, Aug. 31 2010-Sept. 4 2010. doi: 10.1109/IEMBS.2010.5628084.

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  • Zabidi, A.; Lee Yoot Khuan; Mansor, W.; Yassin, I.M.; Sahak, R., "Optimization of MFCC parameters using Particle Swarm Optimization for diagnosis of infant hypothyroidism using Multi- Layer Perceptron," Engineering in Medicine and Biology Society (EMBC), 2010 Annual International Conference of the IEEE , vol., no., pp.1417,1420, Aug. 31 2010-Sept. 4 2010. doi: 10.1109/IEMBS.2010.5626712.

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  • Sahak, R.; Mansor, W.; Lee, Y.K.; Mohd Yassin, A.I.; Zabidi, A., "Orthogonal least square based support vector machine for the classification of infant cry with asphyxia," Biomedical Engineering and Informatics (BMEI), 2010 3rd International Conference on , vol.3, no., pp.986,990, 16-18 Oct. 2010. doi: 10.1109/BMEI.2010.5639300.

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  • Zabidi, A.; Mansor, W.; Lee, Y.K.; Mohd Yassin, A.I.; Sahak, R., "Particle Swarm Optimisation of Melfrequency Cepstral Coefficients computation for the classification of asphyxiated infant cry," Biomedical Engineering and Informatics (BMEI), 2010 3rd International Conference on , vol.3, no., pp.991,995, 16-18 Oct. 2010. doi: 10.1109/BMEI.2010.5639674.

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  • Sahak, R.; Lee, Y.K.; Mansor, W.; Yassin, A. I M; Zabidi, A., "Detection of asphyxiated infant cry using support vector machine integrated with principal component analysis," Biomedical Engineering and Sciences (IECBES), 2010 IEEE EMBS Conference on, vol., no., pp.485,488, Nov. 30 2010-Dec. 2 2010. doi: 10.1109/IECBES.2010.5742286.

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  • Zabidi, A.; Mansor, W.; Khuan, L.Y.; Yassin, I.M.; Sahak, R., "The effect of F-ratio in the classification of asphyxiated infant cries using multilayer perceptron Neural Network," Biomedical Engineering and Sciences (IECBES), 2010 IEEE EMBS Conference on , vol., no., pp.126,129, Nov. 30 2010-Dec. 2 2010. doi: 10.1109/IECBES.2010.5742213.

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  • Sahak, R.; Lee, Y.K.; Mansor, W.; Yassin, A. I M; Zabidi, A., "Optimized Support Vector Machine for classifying infant cries with asphyxia using Orthogonal Least Square," Computer Applications and Industrial Electronics (ICCAIE), 2010 International Conference on , vol., no., pp.692,696, 5-8 Dec. 2010. doi: 10.1109/ICCAIE.2010.5735023.

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  • Zabidi, A.; Mansor, W.; Lee Yoot Khuan; Yassin, I.M.; Sahak, R., "Discrete Mutative Particle Swarm Optimisation of MFCC computation for classifying hypothyroidal infant cry," Computer Applications and Industrial Electronics (ICCAIE), 2010 International Conference on , vol., no., pp.588,592, 5-8 Dec. 2010. doi: 10.1109/ICCAIE.2010.5735149.

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  • Sahak, R.; Mansor, W.; Lee Yoot Khuan; Zabidi, A.; Yasmin, F., "An investigation into infant cry and Apgar score using principle component analysis," Signal Processing & Its Applications, 2009. CSPA 2009. 5th International Colloquium on , vol., no.,pp.209,214,6- 8March2009.doi:10.1109/CSPA.2009.5069218.

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  • Zabidi, A.; Mansor, W.; Lee Yoot Khuan; Sahak, R.; Rahman, F.Y.A., "Mel-frequency cepstrum coefficient analysis of infant cry with hypothyroidism," Signal Processing & Its Applications, 2009. CSPA 2009. 5th International Colloquium on, vol., no., pp.204,208, 6-8 March 2009. doi: 10.1109/CSPA.2009.5069217.

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  • Sahak, R.; Mansor, W.; Lee Yoot Khuan; Yassin, A.; Zabidi, A.; Rahman, F.Y.A., "Choice for a support vector machine kernel function for recognizing asphyxia from infant cries," Industrial Electronics & Applications, 2009. ISIEA 2009. IEEE Symposium on,vol.2,no.,pp.675,678,4- 6Oct.2009.doi:10.1109/ISIEA.2009.5356372.

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  • Zabidi, A.; Mansor, W.; Lee Yoot Khuan; Yassin, I.M.; Sahak, R., "Classification of infant cries with hypothyroidism using Multilayer Perceptron neural network," Signal and Image Processing Applications (ICSIPA), 2009 IEEE International Conference on , vol., no., pp.246,251, 18-19 Nov. 2009. doi: 10.1109/ICSIPA.2009.5478608.

 

Presented Posters

  • Zabidi, W. Mansor, Y. K. Lee, A. I. M. Yassin and R. Sahak, “Optimisation Of Feature Selection For Classification Of Infant Cries With Asphyxia Using Orthogonal Least Square Analysis,” Research Poster NCCR 2010, 4th National Conference for Clinical Research.

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