Research on Image Segmentation and Lyrics Extraction of Chinese Numbered-notation Score
Zhao Qiong-di · Jisuanji gongcheng · 2012
In order to acquire lyrics of numbered-notation score,this paper proposes an scheme of image segmentation and lyrics extraction for Chinese numbered-notation score.During the image segmentation stage,it separates lyrics from music and title regions utilizing the projection and high-level domain knowledge of numbered-notation score.During the lyrics extraction stage,it designs Bounding Box(BB) algorithm to extract lyrics,merges the boxes belonging to one character,distinguishes punctuations from lyrics and stores them separately.Experimental results show that this scheme can extract lyrics effectively,and the average rate of lyrics extraction reaches 97.48%.