摘要
从原理上分析了小波变换算法检测信号奇异点的可行性,介绍了Mallat算法及其改进、小波基的选取等内容,并给出了算法的实现步骤,还通过实验现象和数据分析证明,该算法可应用于高精度脉冲激光测距中。
The feasibility for the Wavelet Transformation Algorithm(WTA)to detect singularity is analyzed theoretically.Choice of wavelet basis,Mallat algorithm and the improvement of it are discussed,and the steps of implement of the algorithm are given out in this paper.What′s more,this algorithm is proved to be able to applied in high-precision pulse laser ranging by experimental observations and data analysis.
出处
《激光与红外》
CAS
CSCD
北大核心
2011年第8期845-849,共5页
Laser & Infrared
关键词
小波变换
模极大值
算法
脉冲激光测距
wavelet transformation
maximum
algorithm
impulse laser ranging