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已选条件
  1. 编程语言:matlab
  2. 代码类别:波变换
  3. 发布时间:半年内
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1. Fast_Algorithm_of_Edge_Detection_Based_on_Lifting_

  本文通过比较第一代和第二代小波算法特点,引入二代小波提升结构的概念,提出了一种基于二代小波提升结构的快速图像边缘检测算法 对三次B样条小波基实现提升格式,通过计算大尺度下分解子图的模值和幅角来确定边缘 经过实验比较,能比经典的边缘检测算法得出更精确的边缘图像,同时通过与基于第一代小波算法的边缘检测比较,基于二代小波提升格式的边缘检测算法计算更快速,更高效。(In this paper, by comparing first-and second-generation wavelet algorithm features, the introduction of second generation wavelet to enhance the concept of structure, a second generation wavelet-based structure to enhance the rapid image edge detection algorithm on the three B-spline wavelet lifting scheme to achieve through Calculation of large-scale mold subgraph decomposition value and increase the edge angle to determine the experimental comparison, than the classical edge detection algorithm to draw a more accurate edge image, at the same time with the first generation of wavelet-based edge detection algorithm comparison, based on the Second generation wavelet lifting scheme edge detection algorithm is faster and more efficient.)

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2008-06-23发布

2. elec

  本程序应用小波变换进行电力系统的在线监测。电力系统在线监测中的检测信号含有大量的背景噪声,不便于检测。应用小波变换解决这一问题。程序中应用db3小波对信号进行5层分解,并得出了各层的细节信号与逼近信号。(This procedure based on wavelet transform power-line monitoring system. Online monitoring of power system test signal contains a lot of background noise, not easy to detect. Application of wavelet transform to resolve this problem. Application procedures for db3 wavelet signal decomposition layer 5, and arrive at different levels of detail signal and approximation signal.)

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2008-06-04发布

3. tq1

  短期负荷预测(一种基于小波变换支持向量机的负荷预测程序)(Short-term load forecasting (a kind of wavelet transform based on support vector machine load forecasting procedure))

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2008-06-02发布

4. CurveLab1.0

  curvelet lab,其中包括curvelets的matlab工具箱以及C语言开发(curvelet lab, including the matlab toolbox curvelets as well as the C language development)

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2008-05-21发布

5. denoise_image_with_two_methods

  分别用小波、分形的方法对图像进行去噪,并对这两种方法的结果进行了比较。(Wavelet, respectively, the method of fractal image denoising, and the results of these two methods are compared.)

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2008-05-17发布

6. Image_Fusion_Algorithm_with_Wavelet_Transform

  实现了对图像最基本的分解重构融合的较为简单的程序 (Realize the decomposition of the image reconstruction of the most basic integration of relatively simple procedures)

18
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2008-05-12发布

7. shiyan

  shiyan图像分析及图像处理(时频变换)的小软件(Shiyan image analysis and image processing (time-frequency transform) a small software)

34
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2008-05-06发布

8. MATLABwavelet

  小波变换在图像处理中应用于图像分析,图像压缩,图像去噪等。本文就小波变换理论和matlab语言的小波分析工具箱做了简单阐述。(Wavelet transform in image processing applied to image analysis, image compression, image denoising, etc.. In this paper, wavelet transform theory and wavelet analysis matlab language to do the simple toolbox on.)

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2008-05-05发布

9. wavenet

  小波神经网络,实现曲线拟和,数据分类,故障诊断,学习速度快于传统BP。(Wavelet neural network, and realize curve fitting, data classification, fault diagnosis, learning faster than the traditional BP.)

647
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2008-04-16发布

10. stft

  一维向量的离散短时Fourier变换函数。函数名:stft,输入:要处理的一维数组,加窗:矩形窗,窗口宽度:20。(One-dimensional vector of discrete short-time Fourier transform function. Function name: stft, enter: To deal with the one-dimensional array, plus a window: rectangular windows, window width: 20.)

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2008-04-16发布

11. fuse_dwb

  详细的基于离散小波变换的图像融合matlab程序,可以用于处理任何格式的灰度图像(Detailed based on discrete wavelet transform image fusion matlab procedures, can be used to deal with any format of the gray image)

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2008-04-13发布

12. EZW_Matlab

  对输入的二维灰值图像,先进行提升Haar小波变换,再用经典的EZW算法对小波系数进行压缩,然后反变换重构原图像。(On the importation of two-dimensional gray value of images, first upgrade the Haar wavelet transform, and then classical EZW algorithm to compress the wavelet coefficients, and then inverse transform reconstruction of the original image.)

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2008-04-09发布

13. matlab

  语音信号去噪,在MATLAB开发环境下,对含噪声的语音信号进行小波变换,根据阈值去噪的原理去噪,然后逆变换得到增强的语音信号(Speech Signal Denoising in the MATLAB development environment, including noise on the voice signal wavelet transform, in accordance with the principle of threshold denoising Denoising, and then inverse transform enhanced speech signal)

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2008-04-03发布

14. imageTUXIANGyantuo

  小波变换何晓波图像处理,一个图像延拓的程序,用MATLAB语言编写。请珍惜(何晓波wavelet transform image processing, an image extension of the procedure, using MATLAB language. Please Value)

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2008-04-02发布

15. erweixiaobobianhuan

  此示意程序用DWT实现二维小波变换 1.调原始图像矩阵 2.进行二维小波分解 3.分解结果显示 重构源图像及结果显示 (This indicated the procedure using two-dimensional wavelet transform DWT realize one. Transferred the original image matrix 2. To carry out two-dimensional wavelet decomposition 3. Decomposition results show that reconstruction of the source images and results show)

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2008-03-30发布

16. wavelet_denoise1

  利用小波变换对图像去噪,可以运行,并附有详细的说明,本人编写,感觉不错!欢迎共享.(Using Wavelet Transform for Image Denoising, you can run, together with detailed instructions, I prepared, I feel good! Welcome to share.)

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2008-02-28发布

17. bandlets-denoising-simple

  bandelet denoising toolbox for matlab

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2008-02-26发布

18. lifting_denoising

  利用小波提升算法实现了第二代小波变换,将之应用在信号去噪中,实现了数据的边界对称延拓,去噪效果较好.(Wavelet Lifting algorithm using the second generation wavelet transform, to be used in signal de-noising, the realization of the data symmetric boundary extension, denoising better.)

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2007-12-21发布

19. rlsandlmscompare

  自适应滤波器中的rls和lms两种算法matlab仿真比较程序。(Rls adaptive filter and the LMS algorithm matlab simulation comparison of two procedures.)

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2007-12-12发布

20. Liftwavelet

  D5/3提升整数小波,可实现图像的无损压缩,包括一维和二维图像整数小波变换(D5/3 integer wavelet upgrade can realize lossless image compression, including the one-dimensional and two-dimensional image integer wavelet transform)

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2007-07-13发布