Explore MATLAB source code curated for "小波包" with clean implementations, documentation, and examples.
Wavelet Packets: Integrating multiple wavelet packet research papers to provide a comprehensive conceptual understanding, enabling clear insights into wavelet packet theory alongside practical guidance for using MATLAB's Wavelet Toolbox with code implementation examples.
Wavelet Packet Feature Extraction Implementation for MATLAB Reciprocating Compressor Analysis
Implementation of fault feature vector extraction and normalization using wavelet packets - practical approach with partial program code from research paper
This article focuses on utilizing MATLAB's built-in wavelet packet functions to perform image decomposition, compression, and reconstruction, with detailed explanations of implementation techniques and algorithm workflows.
A wavelet packet-based bandpass filter design program featuring fast wavelet transform algorithms and reconstruction methods. The implementation demonstrates signal bandpass filtering through wavelet transforms, utilizing orthogonal wavelet packets to decompose complex-frequency signals into distinct frequency bands. The program enables targeted frequency extraction using wavelet packet decomposition coefficients, followed by signal reconstruction through inverse wavelet packet transforms to achieve precise frequency component isolation.
Computation of wavelet packet energy spectrum for signal frequency band analysis and feature extraction, applied in pattern recognition, with code implementation details for sub-band decomposition and energy calculation algorithms.
Wavelet Transform in Fault Diagnosis 44118.1 Introduction 44118.2 Fundamental Principles 44218.3 Application of Wavelet Transform in Bearing Fault Diagnosis 44418.3.1 Outer Race Fault Diagnosis 44418.3.2 Rolling Element Fault Diagnosis 44818.4 Wavelet Transform in Gear Fault Diagnosis 45018.5 Wavelet Packet Analysis in Bearing Fault Diagnosis 45218.5.1 Outer Race Fault Diagnosis 45318.5.2 Rolling Element Fault Diagnosis 454
Wavelet Packet Analysis: Extracting Energy Features and Power Spectrum with Signal Processing Techniques
Comprehensive MATLAB programs for wavelet transformation including discrete wavelet transform (DWT), multiscale analysis, wavelet packet decomposition, and practical applications in image compression, digital watermarking, and signal denoising with algorithm explanations
Step-by-step guide to compute wavelet packet information entropy with detailed technical explanations and MATLAB code implementation approaches