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