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Questions tagged [scipy]

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SciPy is an open source library of algorithms and mathematical tools for the Python programming language.

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2votes
2answers
107views

I'm implementing a numerical solver for the 1D diffusion (heat) equation using an iterative method. The initial temperature distribution is a Gaussian profile, which should theoretically smooth out ...
6votes
1answer
460views

I've written a Python script to solve a system of coupled differential equations and then use the results to solve an eigenvalue problem. The full problem is:\$\frac{d^2}{dr^2} K(r) = \frac{K(r)}{r^2}...
9votes
2answers
515views

A quick way to try to do this would be to use scipy.ndimage.map_coordinates, mapping radius to one axis of a rectangular array, and angle to the other, then summing along the radius axis.But, I think ...
uhoh's user avatar
  • 605
5votes
2answers
319views

I was trying to rewrite the Python code in MATLAB.The result is consistent.But, the MATLAB code is so slow. Any help would be appreciated.Ref python code linkThe MATLAB code written by me is as ...
138 Aspen's user avatar
2votes
1answer
164views

I would like to know if there are any multithreaded sparse linear solvers for LU decomposed sparse matrices.I want to increase the solving speed of a system like:...
3votes
1answer
129views

I have some scanning tunneling microscopy (STM) topography images that I need to flatten. I have found that for some data I need a 4th order polynomial, but in other cases a lower order works better....
uhoh's user avatar
  • 605
4votes
2answers
221views

Attached below, and also as this GitHub gist, is code for a Python class I wrote as part of a personal learning/portfolio project on collaborative-filtering recommender systems via matrix ...
1vote
2answers
165views

TL;DRThis question examines an over-engineered example of python metaclasses and dataclasses to create aLiteralEnum (for validating a stringly-typed keyword ...
2votes
1answer
128views

I am trying to optimize writing a script that has 2 minimizations, one dependent on the other. My code is a bit bloated, and I find the global parameters that I am solving for depend quite strongly on ...
samman's user avatar
8votes
2answers
557views

This is a very simple code that expresses a function in terms of Trigonometric Fourier Series and generates a animation based on the harmonics. I would like to know some ways to improve the ...
1vote
1answer
94views

I've amended a code for the Black-Scholes formula for European pricing options found here at the bottom of the page and fixed the math functions accordingly. Unlike the code on the website, mine has ...
Jessie's user avatar
9votes
1answer
4kviews
2votes
2answers
2kviews

Background.I've written an algorithm to solve the Time Difference of Arrival (TDoA) multilateration problem in 3-dimensions. That is, given the known coordinates of ...
10GeV's user avatar
2votes
1answer
277views

I want to perform some calculations on a large dataset. The code can be found below, where I want to calculate the values for 'results_nr' over a large loop (1000 x 910) values. Can you help me out ...
1vote
1answer
140views

I'm working on an optimization code using differential evolution to solve. However, it is taking a long time to get the solution. See that I have a variable called number_of_iterations that must equal ...

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