针对传统脊线提取算法不能同时兼顾速度和精度的问题,提出了一种新的基于“图像”分割的小波脊线提取算法.对渐近性信号进行连续小波变换以后,模值较大的小波系数往往集中在时间-尺度平面上几个分散的区域,将小波系数模值矩阵看作一个“图像”,对其分割,再对分割得到的每个区域确定其极值位置可得到小波脊线.仿真实验表明:算法不仅较传统脊线算法在精度和效率都有所提高,在信号去噪和信号分离中也表现良好.
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