scientific-computing

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A good web resource for learning Direct Compute?

I am interested in getting my hands dirty with numeric computation using Microsoft\'s Direct Compute framework.[详细]

2023-02-11 08:12 分类：问答
Scientific Programming with Ruby

I was doing the mathema开发者_高级运维tical calculations with python or octave because of availability of really nice functions and libraries at hand. But recently I gained interest in ruby and I wond[详细]

2023-02-06 19:59 分类：问答
Fluid flow, heat transfer and Python

full EDIT: I will give some more information about the whole problem. The project is in early stage and my question is actually only about a narrow portion of the thing.[详细]

2023-02-06 17:06 分类：问答
Profiling Python - Streaming Audio and spectrum

I\'m trying to modify this example: https://svn.enthought.com/enthought/browser/Chaco/trunk/examples/advanced/spectrum.py. Unfortunately I have 开发者_Go百科not been able to get it to scale. If I doub[详细]

2023-02-05 17:10 分类：问答
Discrete Laplacian (del2 equivalent) in Python

I need the Python / Numpy equivalent of Matlab (Octave) discrete Laplacian operator (function) del2(). I tried couple Python solutions, none of which seem to match the output of del2. On Octave I have[详细]

2023-02-04 22:09 分类：问答
Nonlinear e^(-x) regression using scipy, python, numpy

The code below is giving me a flat line for the line of best fit rather than a nice curve along the model of e^(-x) that would fit the data.Can anyone show me how to fix the code below so that it fits[详细]

2023-01-31 07:43 分类：问答
Another sigmoidal regression equation question

I posted an earlier version of this yesterday, but I cannot seem to add this version to that posting because someone seems to have closed that posting for editing, so here is the new version in a new[详细]

2023-01-27 17:49 分类：问答
Linear algebra package over the integers

I\'ve recently ran into the following problem. Given a list of vectors (here I mean tuple) all with integer entries, is there a package (language isn\'t too much an issue, the faster the better, so I[详细]

2023-01-24 11:24 分类：问答
parameters for low pass fir filter using scipy

I am trying to write a simple low pass filter using scipy, but I need help defining the parameters. I have 3.5 million records in the time series data that needs to be filtered, and the data is sampl[详细]

2023-01-24 06:57 分类：问答
plotting a parabola within part of a repeating signal using numpy

I have a repeating signal that varies a little bit with each cycle of a process that repeats roughly every second, though the duration and the contents of each cycle vary from each other a little bit[详细]

2023-01-23 01:52 分类：问答