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bssimage
- this a matlab code for blind source separation using independent component analysis-this is a matlab code for blind source separation using independent component analysis
Three-non-stationary-time-frequency-signal
- 三种非平稳信号时频分析的方法 窗口傅里叶变换、wigner分布和小波变换-Three non-stationary time-frequency analysis window Fourier transform, wigner distribution and wavelet transform
MoAT7.1
- This paper identifies a novel feature space to address the problem of human face recognition from still images. This based on the PCA space of the features extracted by a new multiresolution analysis tool called Fast Discrete Curvelet Transfo
haar_wavelet_analysis.ppt
- introductoin on harr wavelet analysis and the usage in image processing and digital signal processing.
wavelet
- 基于小波系数块能量分析的自适应数字水印算法-Energy analysis based on wavelet coefficients of adaptive digital watermarking algorithm
08-NTAV-SPA_165_Marciniak-Rochowniak-etal
- In this paper we propose a method for voice activity detection (VAD) in a speech signal recorded in the presence of noise. The so-called endpoint detection (EPD), i.e., detection of voice activity (speech) boundaries is very difficult if the
Paper-Dcocument_Image_Segmentation_for_LIS1
- This paper focuses on the needs of developing an automated Digital Library Management system .The purpose is to automate the task of analyzing data containing in raster image documents for the purpose of intelligent information retrieval in digital l
Scalable-Indexing-Schemes-of-Color-Image-Archives
- Background of Content Based Image Retrieval(CBIR) Analysis of Previous Work Results of Existing Methods Scalable Image Indexing and Retrieval Proposed Indexing System(overview) wavelet transform and HSL color conversion Feature Space(Ener
multiscale
- 按照二维函数的特点和视觉机制,提出了用来捕捉纹理基元的纹理检测器函数,基于纹理检测器和扩展的小波变换,提出了基于能量分解的影像纹理多尺度分析方法,并按照神经动力学的侧抑制和端点抑制等理论,实现了对多尺度纹理特征的融合，这一多尺度分析方法直接将影像纹理能量在时间一尺度空间分解,包含了相位信息,避免了基于线性变换多尺度分解引起的能量与相位分离,为纹理分析提供了一个层次性的框架,有效提高了纹理的识别能力。-According to the characteristics of two-dimensio
wavelet-packets-analysis
- 针对风力发电机组传动系统故障时特征量提取困难的问题,提出了改进的小波包结合包络谱的故障诊断新方法。深入研究了小波包频带错乱的问题，对小波包实施了改进，消除了频带错乱的缺陷-In view of the wind turbine drive system characteristics, failure and difficult problems, puts forward the improved wavelet packet combining spectral envelope, a ne
wavelet
- With the development of power systems and the extensive application of nonlinear elements in the electricity system, the problem of ferroresonance do harm to the network and electricity facilities has become more prominent. Wavelet analysis h
[first_author]_2014_Digital-Signal-Processing
- This study proposes a novel near infrared face recognition algorithm based on a combination of both local and global features. In this method local features are extracted from partitioned images by means of undecimated discrete wavelet transform
2464613103
- 基于小波变换和 HHT 的分布式并网系统谐波检测方法。 该方法利用小波变换多分辨率分析思想对信号进行划分，并对划分后的信号进行经验模态分解，得到一系列的经验模态函数IMF，并从 IMF分量中提取出基波分量和高次谐波；再对IMF分量进行Hilbert 变换得到信号的频率、幅值信息。-Wavelet transform and HHT based distributed systems and network harmonic detection method. The method use
image-segmentation
- In this paper, the concepts of Daubechies wavelet transform are discussed. The Daubechies wavelets are a family of orthogonal wavelets defining a discrete wavelet transform and characterized by a maximal number of vanishing moments for some g
AJP000794timefrequency
- The continuous wavelet transform can be used to produce spectrograms which show the frequency content of sounds ~or other signals! as a function of time in a manner analogous to sheet music. While this technique is commonly used in the engineerin
6--Wavelet-analysis-for-identification-of-damping
- Modal Parameters Wavelet
Wavelet-Based-Analysis-of-EEG-Signal-for-Evaluati
- Matlab related EEG analysis based on : Wavelet Based Analysis of EEG Signal for Evaluating Mental Behavior