英汉例句双语例句In this system, the skew angle of the document images is detected with a novel algorithm based on the morphological operation of Hit-or-Miss and the hierarchical Hough transform.该算法先采用数学形态学和分级霍夫变换来进行文本倾斜的检测和校正;cjig.cnhit-or-miss transform更多例句