居于此，文中综合评述在突变株分离、酶检测和信号探测等方面，目前的一些常用技术及其最新进展。
In view of these, the authors give here a comprehensive commentary on some common techniques in mutant isolation, enzyme assay and signal detection and their progress recently.
将声门闭合在语音信号中表现出相应的奇异性，与图像边缘的灰阶突变进行等价对比，直接将小波变换用于声门闭合奇异型的检测，并不会得到预期效果。
If the wavelet transform is directly implemented in pitch detection, comparing the glottal closure singularity of speech signal with image grey break, we will not obtain the anticipative result.
文章给出了基于小波分析的信号奇异性检测理论，通过对突变信号进行小波分析可以发现结构的损伤情况。
The signal singularity detection theory based on wavelets analysis is given. Through the study of those singularity, the damage situation of the structure may be discovered.
试验结果表明该方法能提高对突变信号检测的精度；
The experiment results tells that this method can enhance the detect accuracy of the jumping signal.
同时本文还提出了一种平滑音调系数的插值后处理算法，该算法解决了瞬时突变噪声引起信号音调检测误判的问题。
This paper also deals with the problem of temporal energy surge of noise component in narrow band influencing the tonality detection with post-smoothing.
传统的傅里叶分析由于在时域不能局部化，难以精确检测到信号发生突变的时间。
Conventional Fourier transform can 't localize in time field, so it can' t inspect signal 's break time accurately.
论文首先对水下机器人传感器信息做小波变换，利用小波变换极值点来检测信号的突变故障。
Firstly, the wavelet transform is undertaken for the sensor information of the underwater vehicle, and the extreme points of the wavelet transform are used to detect the jumping faults of the signal.
讨论了一种新的边缘检测方法，即对扫描激光束进行调制，并利用调制信号的相位突变提取边缘信号。
A new method is proposed to detect the edge through modulating scanning laser beam and picking up the phase reversal of the detection signal as the edge signal.
本文介绍了小波变换用于信号突变的检测原理，给出了实现小波变换的快速算法。
This paper describes the principle of singularity detection of signals with wavelet transform. A fast algorithm is developed for computing wavelet transform of signals.
理论和计算结果表明，该方法能够检测出不同尺度下的地震信号突变特征，且具有一定的抑制噪声能力。
Theory and calculation results show that the method can detect the information of sudden change in different scale seismic signals and reduce noise effectively.
利用小波变换检测突变信号的原理，可以在电力系统故障发生的瞬间快速检测出电流或电压突变信号。
According to the theory of testing abrupt signals with wavelet transformation, the abrupt signals of current and voltage can be quickly detected when power system faults occur.
在故障诊断中，故障通常表现为输出信号发生突变，因而对突变点的检测有非常重要的意义。
In fault diagnosis research, the fault is usually accompanied with signal discontinuity. So it is of great importance to detect the signal discontinuity.
在故障诊断中，故障通常表现为输出信号发生突变，因而对突变点的检测有非常重要的意义。
In fault diagnosis research, the fault is usually accompanied with signal discontinuity. So it is of great importance to detect the signal discontinuity.
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