0000 how to remove line - smart1004/doc GitHub Wiki https://stackoverflow.com/questions/42406167/removing-horizontal-vertical-lines-from-image-using-opencv ㅇ c++ http://answers.opencv.org/question/53293/how-to-remove-line-on-music-sheet/ https://opencv-python.readthedocs.io/en/latest/doc/08.imageProcessing/imageProcessing.html