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MORDERB
- 计算归一化巴特沃斯或切比雪夫I型模拟低通滤波器所需的阶次,这个程序是用C语言来实现的-Calculation of normalized Butterworth or Chebyshev type I analog lowpass filter order required for this procedure is to use C language to realize the
P0311
- 在MATLAB环境下，以上代码通过编译。P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理-In the MATLAB environment, the above code through the compiler. P0311: the use of Butterworth (Butterworth) low pa
Code
- 对一帧YUV比为4:2:0的图象用高通和低通滤波器进行离散小波变换和反变化并输出图象
decimation
- 音频信号降采样程序 支持48k->8k 24k->8k 8k->1k 的降采样.实现方法,先做低通滤波,再做采样点抽取.低通滤波起使用67点FIR,系数由matlab使用窗函数法生成 -Audio signal down-sampling procedures to support the 48k-
wenbo2
- 巴特沃思滤波器，低通，可自由修改参数进行低通滤波-Butterworth filter, low pass, be free to modify the parameters of low-pass filter
x
- 文件为MATLAB低通滤波器文件，运行文件课得滤波器特性曲线，并且还有实例。-MATLAB files for the low-pass filter documents, running a filter file class characteristic curve, and there are examples.
filter
- 数字滤波，包含：中位值滤波，算术平均滤波，去极值平均滤波，加权平均滤波，低通滤波
image-frequencyprocess
- VC＋＋图像变换域处理程序，包括图像正交变换、频域低通滤波、频域高通滤波处理等。-VC image transform domain processing procedures, including image orthogonal transform, frequency domain low-pass filtering, frequency domain, such as high-pass filtering treat
test_2
- matlab傅立叶变化实现高通或者低通滤波-matlab fourier changes to achieve high-pass or low pass filter
iir
- 按照给定指标采用模拟低通滤波器（巴特沃思低通）去逼近理想模拟低通滤波器 ，然后通过双线性变换法对模拟滤波器进行数字化，得到数字滤波器 。-Indicators in accordance with a given analog low-pass filter (Butterworth low-pass) to approximate the ideal analog low-pass filter, and then through t
butterworthlowpass
- butterworth低通滤波器的原程序，可用ＭＡＴＬＡＢ的ＦＩＬＴＥＲ函数测试．可得到低通滤波器数字系统函数的系数．-Butterworth low-pass filter the original procedure, MATLAB can be used to test the FILTER function. Available to low-pass filter function of the coefficient of
pll
- 仿真了锁相环工作到一定时间后达到锁定状态的过程，程序采用的是一阶RC低通滤波器即二阶一型环-Simulation of the PLL to work until after a certain period of time to achieve lock-state process, the procedure is used first-order RC low-pass filter that is second-order on
Low_Freq
- 这是一个MATLAB编写的进行低通滤波的函数-This is a MATLAB prepared to carry out low-pass filter function
imageprocessing2
- 1.灰度变换：选择一幅对比度不足的图像，对该图像进行灰度变换,增强对比度，显示增强前、后的图像以及它们的灰度直方图。 2.直方图均衡：选择一幅灰度直方图不均匀的图像，对该图像进行直方图均衡处理，显示处理前、后的图像以及它们的灰度直方图。 3.选择一幅边缘较模糊的图像，利用高通滤波器（选择或自己设计）对该图像进行边缘增强，观察增强的效果。 4.选择一幅图像，叠加零均值高斯噪声，分别利用低通滤波器、维纳滤波器和中值滤波器对该有噪
lowpassfilter
- 用kaiser窗设计的低通滤波器，用圆周卷积实现线性卷积。-Kaiser window design with low-pass filter, linear convolution using circular convolution.
Butterworthlowpass
- matlab实现Butterworthlow低通滤波器仿真程序-matlab achieve Butterworthlow low-pass filter simulation program
Wavelets
- 利用小波变换进行图像去噪，，主要是图像低通和高通滤波-Using Wavelet Transform for image denoising, mainly the image low-pass and high pass filtering
LP
- 低通滤波器计算 低通滤波器计算-Calculation of low-pass filter low-pass filter calculation
firlbq
- 实现一个40阶的fir低通滤波器，通带截止频率0.35，阻带截止频率0.4.采用Hamming窗获得滤波器系数。-The realization of the fir a 40-order low-pass filter, passband cutoff frequencies of 0.35, stopband cutoff frequency 0.4. Using Hamming window to obtain filter co
myIIR
- matlb编写的IIR滤波器程序，按照给定指标采用模拟低通滤波器（巴特沃思低通或者切比雪夫低通）去逼近理想模拟低通滤波器 ，然后通过双线性变换法对模拟滤波器进行数字化，得到数字滤波器 。-IIR filter matlb prepared by the procedure, according to set targets and analog low-pass filter (Butterworth low-pass or low-p