scipy

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storing computed function to disk for fast access in python

There are two parts to my question. One: I have to do a double integration on a grid answer = integrate (f(x,y) times besselfunction(x,y))[详细]

2023-03-31 01:15 分类：问答
python nonlinear least squares fitting

I am a little out of my depth in terms of the math involved in my problem, so I apologise for any incorrect nomenclature.[详细]

2023-03-30 08:14 分类：问答
How to calculate wavenumber domain coordinates from a 2d FFT

I have a 2d Array of complex numbers that represent a potential field measured along a plane in real space. Lets say that the array is 128 cells by 128 cells and the the total area of the plane is 500[详细]

2023-03-30 06:13 分类：问答
How to solve an integral equation in python?

I\'m trying to solve this integral equation using Python: where z ranges from 0 to 1. The scipy.quad function only provides the numerical solution for a certain interval, but it doesn\'t provide t[详细]

2023-03-30 05:57 分类：问答
Applying SVD throws a Memory Error instantaneously?

I am trying to apply SVD on my matrix (3241 x 12596) that was obtained after som开发者_开发技巧e text processing (with the ultimate goal of performing Latent Semantic Analysis) and I am unable to unde[详细]

2023-03-29 22:43 分类：问答
Data compression in python/numpy

I\'m looking at using the amazon cloud for all my simulation needs. The resulting sim files are quite large, and I would like to move them over to my local drive for ease of analysis, ect. You have to[详细]

2023-03-29 17:35 分类：问答
Standard error in non-linear regression

I have been doing some Monte Carlo physics simulations with Python and I am in unable to determine the standard error for the coefficients of a non-linear least square开发者_开发技巧 fit.[详细]

2023-03-29 14:59 分类：问答
How do I apply a DCT to an image in Python?

I want to apply a Discrete C开发者_运维技巧osine Transform (as well as the inverse) to an image in Python and I\'m wondering what is the best way to do it and how.I\'ve looked at PIL and OpenCV but I[详细]

2023-03-28 20:57 分类：问答
Plot Smooth Curve in PyPlot with Large Y Values

I\'m following the advice given in this question for the following data: import matplotlib.pyplot as plt[详细]

2023-03-28 12:07 分类：问答
2D Interpolation of Large Irregular Grid to Regular Grid

I have 2048x2048 mesh of irregular data zi = f(xi, yi) which are essentially three independent sets of 2048 real values.I n开发者_如何学Pythoneed to smoothly interpolate (perhaps bicubic spline) that[详细]

2023-03-28 10:12 分类：问答