Evaluation of Backgrand Segmentation Techniques for Human Action Recognition SUPERVISOR Nilofar Ghisari نیلوفر قیصری (استاد راهنما) STUDENT Mohammad Kazem Hosseini Mahunaki محمدکاظم حسینی ماهونکی FACULTY - DEPARTMENT دانشکده مهندسی برق و کامپیوتر DEGREE Bachelor of Science (B.Sc) YEAR 1384 TITLE Evaluation of Backgrand Segmentation Techniques for Human Action Recognition