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为提高分段弱正交匹配追踪(Stagewise Weak Orthogonal Matching Pursuit,SWOMP)算法的重构质量,改进SWOMP算法的重构性能,提出一种基于模糊阈值的回溯分段弱正交匹配追踪(Backtracking Stagewise Weak Orthogonal Matching Pursuit Algorithm based on Fuzzy Threshold,FTB-SWOMP)算法。该算法首先通过采用SWOMP算法初始化选取一些大于门限的原子,在每次迭代过程中引