搜索资源列表
分解与合成
- 用Matlab中的Haar和Db9小波对图像进行分解和重构,并在不同阈值下用PNG格式存储重构的图像.-Matlab Haar and the right image Db9 wavelet decomposition and reconstruction, and under different thresholds with PNG format image storage remodeling.
PreArSp
- 小波分解和自回归线性模型相结合用来进行预测的matlab源码-wavelet decomposition and self-linear regression models used to predict combination of Matlab FOSS
loadcode
- 在MATLAB中编写实现图像的不同级别小波分解算法;2选择合适的小波基;3对经典的几幅黑白和彩色图像进行DWT变换;4实现零树、基于塔式网格矢量量化、基于LBG算法、基于标量量化等小波变换编码;5得到分析比较结果。达到的目的:1综合训练学生编程的能力;2对高数、计算方法、程序设计、数据结构、算法、数字图像处理等课程的复习和运用;3可培养学生的算法设计和分析能力。-in MATLAB prepared to achieve different levels of image wavelet dec
mallat_multihole
- 实现多层小波分解系数的全部保留,文件中有详细说明-wavelet decomposition of multiple coefficients of all the reservations, documents are described in detail
tubian
- 利用多尺度小波分解侦测时间序列中奇异点位置-multiscale wavelet decomposition time sequence detection singular position
Example6_8
- 用MATLAB对一语音信号进行小波分解,然后对其各层系数进行处理以达到小波抑制的目的,重构处理后的信号,画出波形分析。-MATLAB to a voice signal wavelet decomposition, its floors coefficient then processed to achieve the purpose of inhibiting Wavelet, reconstruction after the signal waveform analysis paint.
Example6_11
- 用MATLAB对一语音信号进行小波分解,分别用强阈值,软阈值,默认阈植进行消噪处理。-MATLAB to a voice signal wavelet decomposition, respectively intensity threshold, soft threshold, the default threshold for planting Denoising.
Example2_4_1
- 用MATLAB对一图象分别用单尺度和二维小波分解,观察各高低频部分,对图象进行重构和压缩。-MATLAB image of a single yardstick were used and two-dimensional wavelet decomposition, the high-low frequency observation, right image reconstruction and compression.
模极大值降噪算法
- 可以实现对心电信号中模极值点的提取,软硬阈值算法的对比实验,以及小波的多层次分解(It can extract the extreme point of the ECG signal)
ITFA
- 通过同步压缩小波变换,实现信号的分解和重构,效果优化小波变换(The signal is decomposed and reconstructed by synchronous compression wavelet transform, and the effect is optimized by wavelet transform)
spiht程序 包含小波变换 熵编码
- 利用matlab来实现图像压缩,spiht算法作者原版代码,包含了二进制熵编码以及小波变换,自适应分解等级,加入了示例图片。(The use of MATLAB to achieve image compression, SPIHT algorithm author original code, including binary entropy coding and wavelet transform, adaptive decomposition level, joined the sampl
synsq_toolbox_v1
- 同步挤压小波变换 可以进行谱分解数值计算(Synchronous extrusion wavelet transform)
xbfx
- 第二代提升小波源程序,用于信号处理,去噪等等(Lifting the wave source program for signal processing, denoising, and so on)
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)
小波包分解重构
- 小波包的分解重构算法例程,小波包的初学者可以借鉴
Denoisewp
- 运用小波包分解功能对含噪信号降噪,剔除干扰噪声,提高信号信噪比。(The function of wavelet packet decomposition is used to denoise the noisy signal, eliminate the interference noise and improve the signal-to-noise ratio.)
function wpt
- 小波包分解与重构,实际应用很实用,matlab可以很好运行(Wavelet Packet Decomposition and Reconstruction)
025126298EEG_WAVELET
- 小波变换对脑电信号处理有用,采用db4小波对脑电信号7层分解(Wavelet is useful for EEG signal processing)
xiaobo
- 对故障数据的小波包分解与信号重构、小波包能量特征提取 暨 小波包分解后实现按频率大小分布重新排列,并进行降噪处理。(After wavelet packet decomposition and signal reconstruction, wavelet packet energy feature extraction and wavelet packet decomposition, the fault data can be rearranged according to the frequ