The gamma value is a part engineering matlab modify Gamma “adjgamma” characteristic that adjustments matlab contrast of an image. After making use of canny edge detection, engineering circular Hough transform CHT technique is utilized in order to extract matlab iris and student, as proven in Fig. 4. The CHT feature has one drawback. It plays poorly when engineering big part engineering matlab circle to be detected is outside matlab image. This isn’t very engineering challenge for detecting matlab scholar or iris circles because either one of them are found absolutely in matlab image. Ebady, “Fault Diagnosis of Power Transformer Based on Fuzzy Logic, Rough Set conception and Inclusion Degree Theory”, matlab Online Journal on Power and Energy EngineeringOJPEE Vol. 1 No. 2,Reference Number: W09 0011 6. Arjan van Schijndel, “Power Transformer Reliability Modelling” PhD Thesis, 2010 ,A catalogue list is accessible from matlab Eindhoven University of Technology Library ISBN: 978 90 386 2282 87. Technical Manual, Department engineering matlab Army TM 5 686“Power Transformer Maintenance and Acceptance Testing”, 16 November 1998 8. Eilert Bjerkan, “High Frequency Modeling Of Power Transformers Stresses And Diagnostics” PhD Thesis, NTNU Norwegian University of Science and Technology 9.