python - Matlab filter() with SciPy lfilter() - Stack Overflow
Jan 19, 2012 · According to their documentation for Matlab filter () and SciPy lfilter (), it seems like they should be "compatible". However I have a problem, porting larger Matlab code in Python, …
What is the equivalent Python function for "filter" in MATLAB?
Sep 16, 2015 · The closest equivalent in MATLAB is to use logical indexing to filter out elements you don't need: l = [1,2,3,4]; l2 = l(l > 2); What filter in Python does is that it returns another list …
filters - Differences between Python and MATLAB filtfilt …
Running MATLAB R2012b, Spyder 2.2.0 with Python 2.7, SciPy 0.12.0 on Windows 7 x64. In MATLAB: [b,a] = butter(5, [0.75*2/30, 5.0*2/30], 'bandpass'); y = filtfilt(b, a, input_signal)
MatLab filter design vs. Python - Stack Overflow
Sep 23, 2022 · Still, there is a filter that I've tried hard to achieve the same result: fdesign.highpass and design in MatLab: hp = fdesign.highpass('N, Fc',order, FC, Fs); Hd = …
signal analysis - Evaluate filter matlab function on scipy - Signal ...
Oct 7, 2021 · I want to reproduce the result given by filter() MATLAB function using scipy.signal functions. The result is not consistent: Matlab example: bb = 0:.1:9.; aa = 1; xx = …
matlab filter(b,a,x)和python中的什么对应？ - CSDN问答
Jan 14, 2023 · 你需要使用 scipy.signal.lfilter (b,a,x) 来实现 Matlab 中的 filter (b,a,x)，其中 b,a 和 x 分别对应 Matlab 中的 b, a 和 x. scipy.signal.correlate 是用来计算两个序列的卷积的函数，它 …
filters - Convert matlab line to scipy signal processing line
Mar 9, 2022 · The matlab filter is wheelFilt=designfilt('lowpassiir','FilterOrder',15,'PassbandFrequency',1000,'PassbandRipple',0.0001,'SampleRate',2000); …
Python implementation of ordfilt2 (Matlab API): any ideas on ... - Reddit
Oct 5, 2015 · I'm implementing an equivalent of Matlab's ordfilt2 function in Python. My current implementation is about 10-11 times slower than the Matlab implementation and I was …
The equivalent function of Matlab imfilter in Python
Mar 3, 2014 · I needed to replicate the exact same results for a Gaussian filter from Matlab in Python and came up with the following: Matlab: A = imfilter(A, fspecial('gaussian',12,3)); …
Understand Moving Average Filter with Python & Matlab
Nov 23, 2010 · Moving average (MA) filter is a simple Low Pass FIR filter commonly used for smoothing an array of sampled data. Understand & simulate in Python/Matlab.