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PLRandom-zxk
电力线通信多径信道模型-Manfred Zimmermann模型,多径效应的传递函数H(f)可以用N条传输路径的叠加以及含有频率f、延时τ、距离d的方程来表示:
H(f)=∑g_i *A(f,d_i )*e^(-j2πfτ_i )
式中,i 为路径号, g_i为路径 i的加权系数(包含了传输系数和反射系数的作用),A(f,d_i )为衰耗,其大小由长度、频率决定,τ_i是每条路径上的延时。
(Powerline Communication multipath channel model-Manfred Zimmermann model)
- 2013-12-17 11:09:16下载
- 积分:1
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Matlab-Noise-Reduction
说明: LMS (Least Mean Squares): most basic canonical ANC algo
FxLMS (Filtered eXtended Least Mean Squares): adds an additional learned filter for the secondary path signal - signal from cancellation speakers to users ears - to account for phase problems and audio coloration added during practical noise cancellation applications
NLMS (Normalized Least Mean Squares): adds simple adaptively updated learning rate on top of LMS to speed convergence.
FxNLMS (Normalized Filtered eXtended Least Mean Squares): combines FxLMS and NLMS
FuNLMS (Filtered-u Last Mean Squares): adds an additional active LMS filter to FxNLMS to cancel out noise bleeding from the cancellation speaker to the error mic. Fairly robust but convergence not gaurunteed!
- 2019-01-23 00:18:22下载
- 积分:1
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HigherOrderSpectralAnalysisToolbox
高阶普估计工具箱,内含许多用于高阶普估计的matlab函数(High-end S )
- 2008-03-11 17:17:52下载
- 积分:1
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chap03
ch3_1_1:嵌套使用图像代数函数
ch3_1_2:两幅图像相加
ch3_1_3:图像与常数相加
ch3_1_4:两幅图像相减
ch3_1_5:两幅图像相乘
ch3_1_6:图像除以常数[两幅图像相除ch3_2_1:图像缩放
ch3_2_2:图像旋转
ch3_2_3:图像剪切
ch3_2_4:生成和应用仿射变换
ch3_2_5:findbounds函数的应用
ch3_2_6:makeresampler函数的应用ch3_2_7:投影变换
ch3_3_1:计算图像的局部标准差
ch3_3_2:计算输入图像的3×3邻域像素值的最大值(§3.3.2)
根据指定的坐标选择一个六边形区域
按灰度分割图像中的目标
函数poly2mask的调用格式
对指定区域进行锐化滤波
填充指定的区域
(ch3_1_1: nested function using the image algebra
ch3_1_2: the sum of two images
ch3_1_3: Image and constant sum ch3_1_4: subtract two images
ch3_1_5: two images multiplied
ch3_1_6: image divided by the constant [two images division]
ch3_2_1: image scaling
ch3_2_2: Image Rotation
ch3_2_3: image shear
ch3_2_4: Generation and application of affine transformation
ch3_2_5: findbounds function application
ch3_2_6: makeresampler function application
ch3_2_7: projection transformation ch3_3_1: Calculation of the local standard deviation image
ch3_3_2: Calculation of the input image 3 × 3 neighborhood of the maximum pixel value [§ 3.3.2]
in accordance with the designated coordinates to select a hexagonal region segmentation by gray-scale image of the objective function calls poly2mask format designated area sharpening filter to fill the designated regional)
- 2009-02-18 14:06:32下载
- 积分:1
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sgLasso
目前比较流行的稀疏分解重构程序,可以用在人脸识别、字典构造等方面。(Currently popular sparse decomposition and reconstruction process, can be used in face recognition, dictionary structure and so on.)
- 2011-01-05 21:48:19下载
- 积分:1
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android_map
导航,定位,公交线路查询,到站提醒,周边搜索等服务。(Navigation, positioning, bus lines inquiry, the station remind surrounding search and other services.)
- 2014-08-27 15:58:03下载
- 积分:1
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sc414
解耦,恢复原信号,已经调试成功.内含m文件,可直接运行,针对EMD方法的不足。( Decoupling, restore the original signal, Has been successful debugging. M contains files can be directly run, For lack of EMD.)
- 2017-03-29 20:32:05下载
- 积分:1
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432
matlab gui实例,创建一个窗口,绘制三维图像,创建按钮,修改颜色(matlab gui example, create a window, and modify the menu bar buttons)
- 2010-12-07 10:37:22下载
- 积分:1
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sdarticle
说明: 一篇有关扩展卡尔曼滤波中噪声协方差取值测量的外文文献(Identification of process and measurement noise covariance for state and parameter estimation using extend kalman filter)
- 2011-04-11 20:50:23下载
- 积分:1
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Vg101_lecture_of_UM
matlab 编程基础 C语言入门和C++基础 源自
美国密西根大学(Matlab Programming Fundamentals C language entry and C++ basis from the University of Michigan)
- 2012-05-24 19:10:13下载
- 积分:1