Al Danial
Author, Python for MATLAB Development, https://www.apress.com/gp/book/9781484272220 Author, cloc, https://github.com/AlDanial/cloc
Python, C++, C, MATLAB, SQL, Perl, Fortran
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Your submissions were downloaded 10 or more times in a month
Awarded to Al Danial on 01 Mar 2023
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Awarded to Al Danial on 02 Oct 2022
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Awarded to Al Danial on 30 Sep 2022
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Content Feed
Question
py2mat.m, mat2py.m now more than 3x faster
py2mat.m and mat2py.m are now more than 3x faster when converting variables repeatedly. (py2mat.m and mat2py.m are utilities tha...
8 dagar ago | 0 answers | 0
0
answerssource of the python benchmarks
Broadly speaking I'd agree that MATLAB is often faster than Python. However, with a bit of optimization work you can just as of...
23 dagar ago | 0
call python function in parfor loop
An alternative to parfor is to run the loop in parallel with dask. The function running in parallel, sol_lin(), in your case, c...
3 månader ago | 0
Making a section in Python like Matlab
Python IDEs such as Spyder also support code cels. The delimiter there is #%%. As in the matlab IDE, in Spyder you can run all...
4 månader ago | 0
| accepted
problems when using scipy.optimize.differential_evolution in Matlab environment
scipy.optimize.differential_evolution() expects a Python function as its first argument. You'll need to translate Residual.m to...
4 månader ago | 0
Getting python terminal output
The issue is that matlab buffers Python's print statements and only flushes this buffer--meaning print to the Python text in the...
6 månader ago | 0
How to create a 3D Matrix?
As @Stephen23 mentioned, your expression of "a = " above is a Python list. If instead you return it to matlab as a NumPy array, ...
8 månader ago | 0
Basic Matlab to python question
The Python equivalent is much more verbose than matlab's [6:10,1:4]: In : import numpy as np In : np.hstack((np.arange(6,11), ...
8 månader ago | 1
| accepted
What is the equivalent of element-wise division in python when denominator contains complex number
Here's my next theory: your code uses the default np.float64 datatype for V_modif. The problem with this is the right hand sid...
9 månader ago | 0
What is the equivalent of element-wise division in python when denominator contains complex number
Your Python code has a typographical bug, an easy one to make: if you work with complex numbers in Python, you cannot use j as ...
9 månader ago | 0
How to write a matlab function in Python?
You didn't show what my_function() looks like. Aside from that, the notation for populating A and B in NumPy is the same as in ...
10 månader ago | 0
How to convert Matlab cell array into Python numpy array?
One way to get the 3D array of images in Python is to convert the cell array to a 3D matrix on the matlab side and save that (in...
11 månader ago | 0
| accepted
Cell array to python list
The easiest way is with mat2py.m: Here's an example: >> a = { eye(2) eye(3) eye(2) } a = 1x3 cell array {2x2 double} {3x...
12 månader ago | 0
Passing Python function input arguments from Matlab
Integers are tricky because what looks like an integer in MATLAB is actually a double unless you explicitly cast it, for example...
12 månader ago | 0
List all matlab files in python
As @John mentioned, one way is with the glob function from the module of the same name: from glob import glob Dir = '.' mat_f...
12 månader ago | 0
Passing Python function input arguments from Matlab
Wrap your MATLAB matrices with py.numpy.array() instead of py.numpy.ndarray() in your call.
12 månader ago | 0
| accepted
Calling Python from Matlab / Can I use Python installed by Anaconda? / "NULL pointer returned from Python."
Try this start-up sequence: first open an Anaconda Prompt or Anaconda PowerShell terminal. Then within that terminal window, t...
ungefär ett år ago | 0
How can I import python module properly instead of namespace package
Try assigning the import to a variable: asammdf = py.importlib.import_module('asammdf'); then MDF = asammdf.MDF();
ungefär ett år ago | 0
How can I translate these Matlab statistics into Python?
If this 3840 x 2160 matrix is the only data in the file you could do import numpy as np Yd = np.fromfile('file_with_matrix.bin...
ungefär ett år ago | 0
How to convert a 1x5x5600 cell in MATLAB to a python list that is (1,5,5600)
Lists, like cell arrays, may be nested so @J C's request is doable. Here's an example with a 1x3x5 cell: % create the cell arr...
ungefär ett år ago | 0
list comprehension in MATLAB using Python interface
MATLAB's cellfun() and arrayfun() act like Python list comprehensions. You can give them Python functions to act on each item i...
ungefär ett år ago | 0
Unable to resolve the name 'py.anything' when using Homebrew Python
I won't have a macOS machine handy for a while so I can't experiment. I imagine the MathWorks tech support would know... unless...
ungefär ett år ago | 1
pyenv Library property empty. Unable to resolve the name (Linux:Pop OS 22.04, python 3.9, R2022a)
On my Ubuntu 20.04 system pyenv returns >> pyenv ans = PythonEnvironment with properties: Version: "3.9" Executable: "/usr...
ungefär ett år ago | 1
Submitted
Python for MATLAB Development
Source Code for 'Python for MATLAB Development' by Albert Danial
ungefär ett år ago | 16 downloads |
Matlab numpy array: AttributeError: 'array.array' object has no attribute 'fromstring'
Regarding @Ben 's initial issue, the matlab/python version compatibility table, https://www.mathworks.com/content/dam/mathworks/...
mer än ett år ago | 0
Run pickle file in matlab
This shows how to load a pickle file into MATLAB: pickle = py.importlib.import_module('pickle'); fh = py.open('data.pkl', 'rb'...
mer än ett år ago | 3
From Python to Matlab
I'm willing to help. How about posting your first cut at the Python code and showing where you're stuck?
mer än ett år ago | 0
reshape a cell array to be row major
Your first sentence, "Maybe storing the data in a table will end up being more convenient:" proved to be the key. With that ide...
mer än ett år ago | 0
Question
reshape a cell array to be row major
If I load data with textscan() I'll get back a cell array holding the columns of data. For example fh = fopen('log.txt'); x =...
mer än ett år ago | 2 answers | 0
2
answersconvert a py.str to a matlab string
For generic conversion of Python variables to MATLAB variables, try py2mat.m, and for the reverse (Python to MATLAB), mat2py.m. ...
mer än ett år ago | 0
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