contrast_stretching.txt BMP_INFO.CPP STAT.C HIST_EQ.CPP PSEUDO_C.CPP dip_new.m edge_detection.m edgeordinary.m edgeprewitt.m edgeroberts.m edgesobel.m Prewitt Operator.docx Roberts Operator.docx Sobel Operator.docx morph.m hpf.m lpf.m med.m noising_and_filtering.m filtering.docx DCT_IDCT.CPP