Aiming at the problem of the large over-complete dictionary storage, a new method is proposed based on signal set partitioning method.
针对信号稀疏分解中过完备原子库存储量大的问题，本文提出了利用信号集合划分研究过完备原子库的新方法。
To reduce this high computational complexity, a new method is proposed to deal with the over-complete dictionary based on the signal set partitioning method.
为此，本文提出了利用信号集合划分研究过完备原子库的新方法。
This paper presents a partial encryption of gray images compressed by Set Partitioning in Hierarchical Trees (SPIHT).
图像部分加密方法只加密图像压缩编码的部分重要数据，是一种可行的实时加密方案。
The application of Set Partitioning in Hierarchical Trees (SPIHT) to the image coding of arbitrarily shaped Region of Interest (ROI) is investigated.
研究了等级树集分割编码方法(SPIHT)在任意形状感兴趣区域(ROI)编码中的应用。
The application of Set Partitioning in Hierarchical Trees (SPIHT) to the image coding of arbitrarily shaped Region of Interest (ROI) is investigated.
研究了等级树集分割编码方法(SPIHT)在任意形状感兴趣区域(ROI)编码中的应用。
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