Sim.m test1.avi test1_data.xlsx test2.m ThresholdCounting.m CountColorNum.m DisFromFeature.m factor.m FeatureOfImg.m FrameDiff.asv FrameDiff.m FrameDis.m FrameExtractionFromVideo.m grayhist.m image2avi.m K_define.m KeyframeExtrationFromShotset.m main.asv main.m NewDiff.asv NewShotDetection.m