包括了大规模矩阵转置 2D-FFT运算 生成FFT排序表 生成FFT数据文件-Includes a large-scale matrix transpose operation generated 2D-FFT FFT FFT sort table data file generated

提出了一种基于灰度图像的二维中值滤波算法。该算法每次只考虑滑动窗中移入的新数据,并充分利用了相 邻象素间的相关信息,避免了传统算法因排序所需的大量数据比较。该算法比较次数仅与窗口行或列尺寸有关,比传统方法 在处理速度上有较大提高-2D median filtering algorithm based on gray-scale images. The algorithm is time to consider a sliding window to move the new data,

Find ISO-contour geometry in a 2D image using marching-squares, and sort the contour objects ,Find ISO-contour geometry in a 2D image using marching-squares, and sort the contour objects