Description: 本文提出了一种利用二进制小波变换和短时自相关函数相结合的算法来检测语音信号的基音周期。它克服了单纯的短时自相关函数法对含噪语音检测时阈值难以确定的缺陷。-This paper proposes the use of a binary wavelet transform and short-time auto-correlation function of combining voice algorithm to detect letter Pitch No. cycle. It overcomes the simple short autocorrelation function of the noisy voice detection threshold when it is difficult to determine deficiencies. Platform: |
Size: 167380 |
Author:李一 |
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Description: 文章利用MATLAB语言及其小波工具箱，采用小波变换算法，开发数字水印嵌入系统，通过对原始静态图像和二值图像水印进行小波多分辨率分解，组合对应方向上的小波细节子图数据，从而实现了在原始静态图像上嵌入二值图像水印。有部分代码-article using MATLAB language and its toolbox, wavelet transform algorithm, development of digital watermark embedded systems, right through static images and the original binary image watermarking multiresolution wavelet decomposition, Portfolio corresponding direction on the details of wavelet-map data, thus realizing the original static image embedded binary image watermarking. Some code Platform: |
Size: 52224 |
Author:ming-ming |
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Description: 本文提出了一种利用二进制小波变换和短时自相关函数相结合的算法来检测语音信号的基音周期。它克服了单纯的短时自相关函数法对含噪语音检测时阈值难以确定的缺陷。-This paper proposes the use of a binary wavelet transform and short-time auto-correlation function of combining voice algorithm to detect letter Pitch No. cycle. It overcomes the simple short autocorrelation function of the noisy voice detection threshold when it is difficult to determine deficiencies. Platform: |
Size: 166912 |
Author:李一 |
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Description: 几个小波变换方面的源程序。其中DWT.rar中为离散小波变换的C++源程序；IntDWT为整型离散小波变换；LiftDWT97是9/7小波提升格式变换；BinDWT97是二进制小波变换；lifting则是通用的提升小波变换。-Several aspects of wavelet transform of the source. Which DWT.rar for discrete wavelet transform C++ Source IntDWT for integer discrete wavelet transform LiftDWT97 is 9/7 lifting scheme wavelet transform BinDWT97 is the binary wavelet transform lifting is a common lifting wavelet transform. Platform: |
Size: 17408 |
Author:yan Tingyang |
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Description: 对音频信号分帧加窗,对每帧进行三阶小波变换,取其逼近系数平均值(一般为零).在此嵌入二值图像 并有对潜入水印信号进行盲检,恢复其嵌入水印-Sub-frame of the audio signal increases the Hamming window for each frame impletment third-order wavelet transform, whichever is close to the average coefficient (usually zero). according to this embedding binary image and resume its embedded watermark from the watermark signal by the Blind detection Platform: |
Size: 2048 |
Author:wangyapeng |
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Description: 提出了一个新的基于量化抖动和模式分组编码的盲数字图像水印算法,该算法首先在DWT(离散小波变换)的第
二层中频子带中随机选取相应位置的绝对值最大的系数作为水印的嵌入区间,对小波系数进行量化并根据分组编码原
理生成预嵌入模式,然后将一个二值水印图像嵌入到模式当中。-Proposed a new model based on quantitative jitter and packet-coded blind digital image watermarking algorithm, the algorithm first DWT (Discrete Wavelet Transform) and second layer of randomly selected sub-band IF the corresponding absolute value of the location of the largest coefficient watermark embedded interval, the wavelet coefficients to quantify and in accordance with principles of generating the pre-embedded block coding mode, and then a binary watermark image embedded in them patterns. Platform: |
Size: 402432 |
Author:刘非 |
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Description: 引入二值图像的升高变换,并结合小波变换提出一种IC 图像纹理分割算法. 在纹理分割过程中,首先对IC 图像进行小波分解并对二值化后的近视部分进行升高变换,然后利用原图像信息识别出不同纹理,分割出不同区域. 实验表明,该算法快速、高效,具有很好的实用性.-The introduction of higher binary image transformation, combined with wavelet transform is proposed IC image texture segmentation algorithm in the texture segmentation process, the first image of the IC binary wavelet decomposition and some of the increase in myopia after transformations, then identify the original image information using different textures, different regions segmented experiment show that the algorithm fast and efficient, with good usability. Platform: |
Size: 278528 |
Author:xiliao |
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Description: 利用二次样条二进小波变换检测心电R波的程序-Using 2 times article samples of the binary wavelet transform to detect ecg R wave program
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Size: 3072 |
Author:关丽丽 |
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Description: 介绍了小波二进制变换的基本原理 , 简述了小波变换奇异性和信号突变的关系。 基于小波变换, 给出一种结合3R 准则、 软硬阈值折衷法的奇 异信号小波检测方 法。仿真结果表明此法 既能有效地消除噪 声, 又能较好 保留奇异信号-This paper introduces the basic principle of binary wavelet transform, signal singularity and wavelet transform are briefly discussed the relationship between the mutation. Based on wavelet transform, a combination of 3 r principles, hard and soft threshold eclectic method of different signal wavelet detection method. The simulation results show that this method can effectively eliminate the noise, and can keep the singular signal
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Size: 154624 |
Author:张力 |
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Description: 基于VC的数字图像处理源代码，其中有多种重变换，从最基本的二值化到波变换、傅里叶都有.-VC-based digital image processing source code, which has a variety of important transformations, from the most basic to the binary wavelet transform, Fourier has Platform: |
Size: 24643584 |
Author:tuyg1 |
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Description: 学习二进小波变换用于图像增强,很好的例子,可以实现非线性增强,-Learning binary wavelet transform for image enhancement, good example, can realize the nonlinear enhancement, Platform: |
Size: 3072 |
Author:pkefix |
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Description: 实现二进97小波变换的一个例子,对深入理解小波变换有帮助,-Realization of binary wavelet transform is an example of 97 has help to the deep understanding of wavelet transform, Platform: |
Size: 2048 |
Author:OYktv@191 |
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Description: 学习二进小波变换用于图像增强,很好的例子,可以实现非线性增强,(Learning binary wavelet transform for image enhancement, good example, can realize the nonlinear enhancement,) Platform: |
Size: 2048 |
Author:Sholop
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Description: 实现二进97小波变换的一个例子,对深入理解小波变换有帮助,(Realization of binary wavelet transform is an example of 97 has help to the deep understanding of wavelet transform,) Platform: |
Size: 2048 |
Author:Egonh
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