1) sparse signal decomposition
稀疏信号分解
1.
Based on the chirplet path pursuit and sparse signal decomposition,a method of sparse signal decomposition based on multi-scale chirplet was proposed,and applied to the decomposition of gear failure vibration signals.
在线调频小波路径追踪算法和稀疏信号分解的基础上,提出了一种基于多尺度线调频基的稀疏信号分解方法,并将其应用于齿轮故障振动信号的分解。
2) blind sparse source separation
稀疏信号盲分离
1.
A blind sparse source separation algorithm was proposed by using the particle swarm optimization.
把粒子群优化算法应用于稀疏信号盲分离中,采用基于粒子群优化算法的聚类算法来估计混合矩阵;然后利用粒子群优化算法在求解具有线性约束优化问题时,只需在初始化时粒子满足线性约束条件,无须做其它处理的特点来求解稀疏源信号,从而给出了一种基于粒子群优化算法的稀疏信号盲分离算法。
5) sparse decomposition
稀疏分解
1.
Improved GA-based MP algorithm for signal sparse decomposition;
基于GA和MP的信号稀疏分解算法的改进
2.
Algorithm of particle swarm optimization used in sparse decomposition of electrocardiograms;
粒子群优化在心电信号稀疏分解中的应用
3.
New method for signal sparse decomposition over a redundant dictionary;
一种冗余字典下的信号稀疏分解新方法
6) sparse signal representation
稀疏信号表示
1.
Amplitude bias and its elimination in sparse signal representation;
稀疏信号表示中的幅度偏差及消除方法
2.
As a new sparse signal representation algorithm,SBL(sparse Bayesian learning) method has no structural error as BP and has much fewer local minima than FOCUSS.
作为一种新的稀疏信号表示算法,SBL(稀疏贝叶斯学习)方法没有BP方法的结构错误,也比FOCUSS方法具有少的多的局部最小点。
3.
As sparse signal representation has greater flexibility in matching structure in the signal,it can be used in ISAR imaging.
稀疏信号表示在与信号结构匹配方面具有很大的灵活性,可以用于逆合成孔径雷达(ISAR)成像。
补充资料：稀疏
1.亦作"稀疎"。 2.不稠密。 3.犹言冷落﹐疏远。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条