Image sparse representation data got by sparse decomposition method are compressed by quantization and coding.
在图像稀疏分解的基础上，对分解出的数据进行压缩。
The directional wavelet theory provides a novel sparse representation method for image processing, and it can capture geometrical image structures more efficiently.
方向性小波理论为图像处理提供了一种新的稀疏表示方法，能够更有效地捕捉图像中的几何结构。
Considering the good performance of sparse representation for image classification, a novel sparse representation based text detection method is presented.
针对稀疏表示具有良好的分类特性，本文提出了一种基于稀疏表示的文字检测方法。
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