Finally, the novel signal processing method - sparse decomposition is applied to our problem.
最后将一种新的信号处理方法——稀疏分解应用于多导联心电信号的压缩。
In the third chapter, a measure of frequency estimation based on signal sparse decomposition is introduced.
在第三章中，介绍了基于信号稀疏分解的频率估计方法。
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。
Based on study of the different behavior of image and noise in sparse decomposition, the difference between image and noise is identified.
分析研究图像和噪声在稀疏分解中的不同表现，明确图像信息和噪声的区别。
Based on study of the different characteristic of image and noise in sparse decomposition, the difference between image and noise is identified.
分析研究图像和噪声在稀疏分解中的不同特性，明确图像信息和噪声的区别。
Secondly, the jamming suppression and the signal reconstruction are achieved with the sparse decomposition method and BP(Basis Pursuit)algorithm.
然后利用稀疏分解方法和BP（BasisPursuit）算法实现干扰抑制和有用信号的重构。
In order to improve the speed of sparse decomposition of seismic signal, scholars have proposed some fast algorithm, and the Ant Colony algorithm is one of them.
为了提高地震信号的稀疏分解速度，国内外学者已经提出了一些快速算法，蚁群算法就是其中的一种。
This paper focuses on the sparse decomposition of audio signal, and resolves the problem of large storage and huge computational complexity which is caused by the long signal.
本文着重于语音信号的稀疏分解，解决因为信号的长度大而引起的计算量大、存储量大的问题。
For the extremely high complexity of usual algorithms for sparse decomposition, a new group matching pursuit algorithm is presented based on a redundant dictionary with several orthonormal bases.
针对目前冗余字典下信号稀疏分解常用算法计算复杂度高的问题，提出一种分组匹配追踪算法。
For the extremely high complexity of usual algorithms for sparse decomposition, a new group matching pursuit algorithm is presented based on a redundant dictionary with several orthonormal bases.
针对目前冗余字典下信号稀疏分解常用算法计算复杂度高的问题，提出一种分组匹配追踪算法。
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