本文以提取靶标圆心像坐标为主要研究目标。用到了灰度处理、图像二值化、八邻域连通法、最小二乘法、无约束最优化等知识。 -In this paper, to extract the target coordinates of the center as the main research objectives. Use the gray processing, image binarization, the eight-neighbor connectivity method, least sq

This code is implementation of Niblack binarization method.