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realize overlapped-add method
％[y]=overlpadd(x,h,Nfft)
％y:output sequence
％x:input sequence
％h:filter impulse response sequence
％Nfft:points of each DFT operation
％重叠相加法实现分段卷积-realize overlapped-add method% [y] = over lpadd (x, h, Nfft)
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convolution filter which can be used to perform convolution to two functions. useful when you are trying to compress videos and images using convolution/multiplication method
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滤波器的设计
线性滤波
卷积与相关
imfilter 滤波函数
预定义滤波
FIR 滤波器的设计
FIR 滤波器基础
计算二维频率响应
计算期望频率响应矩阵
频率变换法 频率采样法
窗函数法 -The design of linear filtering, convolution filter and associated filtering function imfilter predefined filter F
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代码给出了数字图像处理图像复原运算方法中的自适应滤波、正则化滤波、盲去卷积滤波等滤波方法的实现过程，经matlab调试运行成功，效果明显-Code gives a computing method of digital image processing image restoration, adaptive filtering, regularization filter, blind go convolution filtering and other filtering methods to
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使用DSP28335 FIR（finite impulse response） 滤波器算法试验 对位相乘求和法实现卷积-DSP FIR (finite impulse response) filter algorithm test， on bit multiply convolution summation method to achieve
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压缩文件中给出了已知系统传递函数及输入信号的情况下，求解系统输出响应的四种方法，即差分方程法，卷积法，DFT法以及滤波器设计方法；此外还包含创建窗及其频率响应的matlab设计。-Known compressed file system transfer function is given and the case of the input signal, the output response of the system to solve the four methods, namely th
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产生64QAM基带通信系统发射机：基带成型滤波采用3种方式（1）采用每个符号调制一个成型滤波函数，然后将各个函数进行时域叠加的方法；
（2）采用信号与低通滤波器响应函数卷积的方法；（3） matlab自带的升余弦函数-Produce 64QAM baseband communication system transmitter: baseband shaping filter uses three ways (1) the use of a molding each symbol modul
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变采样和多相滤波器的实现。本程序实现了一个变采样程序，中间设计滤波器设计和插值抽取。其中滤波器设计用的是窗函数法，根据要求设计窗函数，得到窗函数的长度。接着是插值，滤波，抽取，得到最后变采样之后的波形文件、另外对比了用直接卷积和多相分解卷积两种方法最后的结果。
-Implementation of variable sampling and polyphase filter. This procedure implements a variable sampling procedures,
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Overlap–save is the traditional name for an efficient way to uate the discrete convolution between a very long signal x[n] and a finite impulse response (FIR) filter h[n].-Overlap–save is the traditional name for an efficient way to uate the discret
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零延时卷积算法实现，基于fft变换。Efficient Convolution Without Latency by
William G. Gardner-It is well known that a block FFT implementation of convolution is vastly more efficient than the direct
form FIR filter. Unfortunately, block processing incurs signifi
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有源码，适合学习C++的人
一、 读入一幅灰度图象，编写程序显示图象中任一象素点的灰度值。
二、 编程实现RGB彩色空间到HSV彩色空间的转换，并通过调整H、S、V的值实现图像亮度、色度和色饱和度的调节。
三、 1.灰度线性变换、分段线性变换
2.灰度直方图均衡、规格化
3.图象卷积：各种模板实现低通、高通滤波
4.图象中值滤波、最大值滤波、最小值滤波、模板选择滤波
5.伪彩色图象增强
四、 1.图象的加、减、乘、除和逻辑运算。
2.图象的镜像变换、图象的缩放
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仿真IIR 数字滤波器的直接I 型、II 型、级联型、并联型结构的特点和表示方法；FIR数字滤波器的直接型、级联型、频率抽样型以及快速卷积的结构特点和表示方法-Features and representation I direct simulation type IIR digital filter, type II, cascade, parallel type structure a direct, cascade, the frequency of sampling and struc
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比较了软阈值，硬阈值及当今各种阈值计算方法,意信号卷积的运算,并且绘制图象，各种kalman滤波器的设计。- Comparison of soft threshold and hard threshold and today various threshold calculation method, Convolution operation is intended to signal and image rendering, Various kalman filter design.
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中值平均滤波法，中值滤波是一种非线性滤波，一般用来处理图像的椒盐噪声。当用来保持边缘同时滤波的要求下，中值滤波要比卷积滤波更加有效。-Median filter is a nonlinear filtering, usually used for salt and pepper noise image processing. When the filter is used to keep the edge of the filter, the median filter is more effe
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二维图像的投影和图像重建，直接傅里叶反变换法，先反投影后滤波，先滤波后反投影，卷积反投影(Two dimensional image projection and image reconstruction, direct Fourier inverse method, first backprojection, after filtering, first filter, back projection, convolution back projection)
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