| 小波变换在视频图像文本定位中的应用研究 |
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| 引用本文： | 李飞.小波变换在视频图像文本定位中的应用研究[J].数字社区&智能家居,2009(10). |
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| 作者姓名： | 李飞 |
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| 作者单位： | 中国海洋大学信息科学与工程学院;山东外贸职业学院; |
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| 摘 要： | 该文提出一种基于小波变换和数学形态学的视频图像文本定位算法。该算法首先对输入的灰度图像进行小波变换,在对垂直方向高频分量图进行二值化、形态学操作和连通分量分析以及先验知识的限制后,定位出文本区域。
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| 关 键 词： | 小波变换 数学形态学 |
Wavelet Transform the Text in the Video Image of the Application of Positioning |
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| LI Fei.Wavelet Transform the Text in the Video Image of the Application of Positioning[J].Digital Community & Smart Home,2009(10). |
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| Authors: | LI Fei |
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| Affiliation: | 1.College of Information Science & Engineering;Ocean University of China;Qingdao 266100;China;2.Shandong Foreign Trade Voca-tional College;China |
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| Abstract: | An algorithm on text location are proposed on the basis of wavelet transform and mathematical morphology in video images.The algorithm first input gray image wavelet transform,text area can be located after binarization,morphological operations and connected component analysis and a priori knowledge of the restrictions in the vertical high-frequency component images. |
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| Keywords: | wavelet transform mathematical morphologyt |
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