本论文概述了信号检测技术，如能量检测、匹配滤波器检测等，重点研究了循 环平稳检测法，并与能量检测法进行性能对比，仿真表明循环平稳检测性能明显 优于能量检测。论文讨论了循环平稳检测法检测统计量的选取，研究了循环谱峰 均比的特性，并对使用循环谱峰均比作为检测统计量的循环平稳检测法进行了仿 真，仿真表明使用循环谱峰均比作为检测统计量的循环平稳检测性能优于传统的 循环平稳检测法。-This paper outlines the signal detection techniques,

语音端点检测的各种论文，包括MFCC、过零率、短时能量、小波以及谱熵等方法，对编写语音VAD算法有很大的帮助-Speech endpoint detection in a variety of papers, including MFCC, zero-crossing rate, short-term energy, wavelet and spectral entropy method, write voice VAD algorithm of great help

城轨车辆轮对踏面故障在线监测系统，基于振动检测法的轮对踏面故障监测系统，通过傅里叶变换、小波包分析对釆集到的振动信号进行分析获得信号的特征,研究了基于短时能量判断的踏面故障特征提取算法。-On line monitoring system for wheel tread of urban rail vehicles, based on the vibration detection method of wheel tread fault monitoring system, through th

Abstract—To overcome the difficulties of sub-band coefficients selection in multiscale transform domain-based image fusion and solve the problem of block effects suffered by spatial domain-based image fusion, this paper presents a novel hybrid