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[1]J. G. Roos, I. E. Lane, E. C. Botha, and G. P. Hancke, Using Neural Networks for Non-intrusive Monitoring of Industrial Electrical Loads, IEEE Instrumentation and Measurement Technology Conference, pp.1115-1118,1994. [2]M. Baranski, and J.Voss, Genetic Algorithm for Pattern Detection in NIALM Systems, IEEE International Conference, Systems, Man and Cybernetics, pp.3462-3468, 2004. [3]G.W.Hart, Nonintrusive Appliance Load Monitoring, Proceedings of IEEE, vol. 80, no. 12, pp.1870-1891, Dec. 1992. [4]S. B. Leeb, S. R.Shaw and J. L. Kirtley, Jr. , Transient Event Detection in Spectral Envelope Estimates for Nonintrusive Loads Monitoring, IEEE Trans. on Power Delivery, vol.10, no. 3 , pp. 2000-2010, 1995. [5]G.W. Hart, Residential Energy Monitoring and Computerized Surveillance via Utility Power Flows, IEEE Technology and Society Magazine, vol.8, pp.12-16, 1989. [6]M. A. Kraaijveld, J. Mao, and A. K. Jain, A Non- linear Projection Method Based on Kohonens. Topology Preserving Maps, IEEE Trans. on Neural Networks, vol. 6, no. 3, May 1995 [7]Albert Boggess , (A First Course in Wavelets With Fourier Analysis)2005