搜索资源列表
WPC
- 非常实用的小波包分解程序,以及实现对小波包分解频带求取频谱和能量谱-Very useful wavelet packet decomposition process, and the realization of the wavelet packet decomposition to obtain the spectrum and the energy spectrum band
pindaifenjieyi
- 经典小波包分解,并计算各频带能量,能量比等参数-wavelet package decomposition and energy of frequency band
xiaobobaofenjie
- 本程序重构各层低频和高频系数,画功率谱,横坐标为频率,纵坐标为功率,小波包分解最后一句是为显示小波包四层分解树结构-Reconstruction of the procedural layers of low and high frequency coefficients, draw power spectrum, the abscissa is the frequency, the vertical axis is power, wavelet packet decomposition is
wpdecsiji
- 对信号进行四级小波包分解重构的源程序。将要分解的数据文件存放在E:\ta.wav -4 of the signal reconstruction wavelet packet decomposition of the source. Decomposition will be stored in the data file E: \ ta.wav '
wavelet_packet_denoise
- 基于小波包分解的语音去噪,根据熵谱概率密度函数估计阈值,去除实际环境噪声。-Based on wavelet packet decomposition of the voice de-noising, in accordance with spectral entropy probability density function estimated threshold, the actual removal of environmental noise.
wavelet_detect
- 极其经典的小波包分解程序,奇异点检测,附图说明-Most classical wavelet packet decomposition process, singular point detection, photo descr iption
waveletpacketsZHH
- wave:小波包分解,对信号进行小波包分解,将信号按频率成分分解出来,并且估计小波包能量-wave: wavelet packet decomposition, wavelet packet decomposition of the signal, the signal decomposition by frequency components out, and the estimated wavelet packet energy
wpdecsiji
- 四级小波包分解的源程序,希望对大家有所帮助,怎么说也是呕心沥血的结果啊-matlab
cxn_Waveletpacket
- 对信号进行小波包分解,得出能量分布图,然后根据分解结果处理信号!-Wavelet packet decomposition of signals obtained energy distribution and signal processing based on decomposition!
xiaobofenjie
- 1)了解小波分解与小波包分解概念区别与联系; 2)了解小波包的分解和重构算法积; 3)用matlab编程对信号进行小波包分解及小波能量图的绘制。 -1) to understand the wavelet decomposition and wavelet packet decomposition of differences and relations between concepts 2) to understand the wavelet packet decompositi
xiaobobao-BPwangluo
- 小波包和BP神经网络在齿轮箱故障诊断中的应用,本文对齿 轮箱振动信号应用小波包分解提取故障特征向量,进一步用特征向量训练前向传播BP人工神经网络。-xiaobobao、BP、gearbox fault detection
xiaobobao-BP-zhoucheng-zhenduan-
- 基于小波包特征向量与神经网络的滚动轴承故障诊断。:基于故障轴承的特征提取,提出了将小波包分析与神经网络结合的滚动轴承故障诊断方法。对滚动轴承信号进行3层小波包分解,构造小波包特征向量作为故障样本,用训练好的BP神经网络进行故障诊断,试验结果表明,该方法能够有效地诊断出滚动轴承的故障类型。-Fault Diagnosis of Rolling Bearings Based on W avelet Packet Energy Eigenvector and Neural Network
xiaobobp
- 小波包分解及bp神经网络训练程序,可用于进行模式识别-bp neural network training program, can be used for pattern recognition
小波包能量计算
- 这是一个小波包分析,通过小波包分解,计算各频段内的能量,观察趋势。
基于小波包提取轴承故障
- 基于小波包变换对信号进行分解,提取机器轴承故障的特征信号进行损伤识别,(The signal is decomposed based on wavelet packet transform, and the characteristic signals of machine bearing faults are extracted to identify the damage,)
xiaobobao
- 从excel中提取数据,应用小波包分解提取特征频段能量值的matlab程序(Extracting data from excel, the wavelet packet is used to decompose the matlab program that can measure the value of the feature frequency)
xiaobobaofenjie
- 小波包分解并能提取特征频段能量的完整的matlab程序(The wavelet packet decomposes and can extract the full matlab program of feature frequency energy)
EMD+小波
- EMD+小波包分解算法matlab实现,能够分解,直接调用就行(Implementation of EMD with MATLAB)
小波包能量可视化和GUI设计
- 特色:1.借用小波包分解和小波能量熵函数;2.GUI界面导入西储大学轴承故障数据;3:对提取小波能量方便快捷(Features: 1. Use wavelet packet decomposition and wavelet energy entropy function; 2. GUI interface to import bearing fault data of Xichu University; 3. It is convenient and fast to extract wavel
小波包变换代码
- 对脑电信号进行5层小波包分解,提取相应的节律波(The EEG signal was decomposed by 5-layer wavelet packet to extract the corresponding rhythmic wave)