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MatlababoutDCT
- 离散余弦变换(D iscrete Cosine Transform )简称D CT,是一种实数域变换,其变换核为实数的余弦函数,除了具有一般的正交变换性质外,它的变换阵的基向量能很好地描述图像信号的相关特征,所以在图像信号的变换中,D CT变换被认为是一种准最佳变换。 -discrete cosine transform (D iscrete Cosine Transform) referred D CT it is a real domain transform, transform it
p300
- 用小波变换多分辨对脑电慢波P300信号的特征提取-wavelet EEG P300 feature execute
wavelet-analysis-
- 本文档是关于强噪声背景下弱信号特征提取的小波分析的一篇论文-This document is about weak signals under strong noise background feature extraction of wavelet analysis paper
elint
- 这是一本关于电子情报雷达信号分析的电子版,主要内容包括电子情报的特征和基础、模拟和数字系统的信噪比考虑、信号功率、极化、波数分析、天线扫描分析、脉内分析、脉冲重复间隔分析、载频分析、脉冲串去交错、确定elint参数的极限以及elint数据文件 -This is an electronic intelligence on the radar signal analysis of the electronic version, the main contents include the char
hhh
- :由于许多传统的去噪方法在强背景噪声情况下提取声音信号的能力变弱甚至失效, 提出 应用独立成分分析( I C A) 方法对声音信号进行特征提取, 并证明了这种 I C A 变换能增强语音和音 乐信号的超高斯性. 在此基础上, 应用 I C A基函数作为滤波器, 通过阈值化的去噪方法对含有强高 斯背景噪声的声音信号进行去噪仿真实验. 结果表明, 本方法明显优于传统的均值滤波和小波去噪 方法, 为强背景噪声下弱信号的检测提供 了新的途径.-: As many of the t
xiebo
- 用谐波小波对信号进行多层分解,提取信号特征量-Harmonic signal with multiple layers of wavelet decomposition, the volume of extraction of signal characteristics
leisheng
- 基于小波分析的雷声信号特征提取。word文档,详细介绍了雷声信号的特征提取过程。-Based on Wavelet Analysis of thunder signal feature extraction. word document, detailing the characteristics of the signal extraction process thunder.
Untitled
- 利用小波变换实现对故障信号的特征提取 构造特征向量-Wavelet transform feature extraction of fault signals structural feature vector
xsj
- 基于小波变换的碰磨故障信号的特征提取,可以画出信号原图,轴心轨迹,频谱图以及多层小波变换的重构信号-Based on wavelet transform rubbing fault signal feature extraction, the signal can be drawn artwork, orbit, spectrum and signal reconstruction wavelet multi-
ECGmonitoring
- 小波变换是一种信号的时间—尺度分析方法,它具有多分辨率分析的 特点,而且在时频两域都具有表征信号局部特征的能力。由于其在信号处 理领域表现出的优异性能,目前在生物医学领域,广泛应用于信号检测、 特征提取、图像处理、信号压缩等方面。 -Wavelet transform is a signal of the time- scale analysis method, it has the characteristics of multi-resolution analysis, bu
BP-neural-network-classification
- 利用BP神经网络的数据分类的方法实现语音特征信号分类。-BP neural network data classification method voice feature signal classification.
tezhengtiqu
- 基于小波分析的特征信号提取的matlab程序-Matlab program signal extraction based on wavelet analysis features
tuxiangfenxi
- 在matlab中对大量的轴承故障的特征信号进行小波包分解,提取特征值,并建立神经网络训练,最终可由网络进行故障的分析-In matlab large number of bearing fault characteristic signal wavelet packet decomposition, extract characteristic values, and the establishment of neural network training, and ultimately by
BP
- 四类语音信号的BP神经网络识别: 四个特征信号矩阵合成一个矩阵, 根据BP网络输出找出语音数据属于哪类, 并求出判断正确率-BP neural network to identify four categories of speech signals MATLAB
matlab
- BP神经网络的数据分类———语音特征信号分类 本案例选取了民歌、古筝、摇滚和流行四类不同音乐,用BP神经网络实现对这四类音乐 的有效分类。-Data speech characteristic signal classification of BP neural network, selects the guzheng, folk, rock and pop four different types of music, the realization of the four types
WAVPENE
- 小波包分析结合能量算法实现特征信号的提取,其中还包含用于测试的轴承数据-Wavelet packet analysis combined with the energy of signal feature extraction algorithm, which also contains the data for bearing test
BP
- BP神经网络的语音特征信号分类算法,采用归一化算法及变学习率学习算法-BP neural network speech characteristic signal classification algorithm, using a normalization algorithm and the learning algorithm learning rate change
BPDLX
- 该案例使用BP神经网络对语音特征信号进行分类-This case classify speech characteristic signal using the BP neural network
8534
- 计算目标和海洋回波的功率谱密度,用于信号特征提取、信号消噪,Pisarenko谐波分解算法。( Calculating a target and ocean echo power spectral density, For feature extraction, signal de-noising, Pisarenko harmonic decomposition algorithm.)
09177133canny
- 用于特征提取,提取微弱信号,不用去噪依然可以提取出比价好的信号(For feature extraction, weak signals can be extracted without noise removal.)