影像漸層(如由左至右、由上至下、由左上至右下角)之灰階與彩色，由matlab撰寫，word檔內有操作說明、程式碼與結果。-Gradient images (such as from left to right, top to bottom, from upper left to lower right) of the grayscale and color, from matlab to write, word file, there are operating instructions, co