scipy

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Scientific computing in Python for MATLAB programmers

I was wondering if anybody knows of a good tutorial or introductory text on scientific computing on Python/SciPy for MATLAB programmers.[详细]

2023-03-25 14:31 分类：问答
Fastest rising factorial (Pochhammer function) in python

I need to compute the rising factorial of big numbers, 开发者_如何学JAVAthe best I found until now is the rising factorial function from the sympy package sympy package, that is really nice, but I wou[详细]

2023-03-25 05:33 分类：问答
SciPy LeastSq Dfun Usage

I\'m trying to get my Jacobian to work with SciPy\'s Optimize library\'s leastsq function. I have the following code:[详细]

2023-03-25 04:42 分类：问答
PyAudio, how to tell frequency and amplitude while recording?

I\'ve used the PyAudio default recording example, and added numpy and scipy. I can 开发者_如何学编程only use scipy.io.wavefile.read(\'FILE.wav\'), after recording the file, however, and it also gives[详细]

2023-03-25 03:04 分类：问答
Average trend curve for data points in Python

I\'d love to reproduce a plot similar to this: (source: brleader.com) I mean I have a set of data points and I\'d love to have a curve which shows the average trend.[详细]

2023-03-25 00:34 分类：问答
Indexing python array with a python array with redundant elements

I\'m experiencing a problem with array indexing. Suppose you have an array a and another array b you want to use to use as index for a in order to assign some values to the position pointed by b eleme[详细]

2023-03-24 21:48 分类：问答
Python, Scipy: Building triplets using large adjacency matrix

I am using an adjacency matrix to represent a network of friends which can be visually interpreted as[详细]

2023-03-24 20:41 分类：问答
vectorized indexing/slicing in numpy/scipy?

I have an array A, and I have a list of slicing indices (s,t), let\'s called this list L. I want to find the 85 percentiles of A[s1:t1], A[s2:t2] ...[详细]

2023-03-24 09:27 分类：问答
Errors installing Imaging Modules for Python 2.7 on Mac OSX 10.6

I\'m trying to install scikits.images and Imaging-1.1.7 (from the Python Imaging Library) on Python 2.7.1 on Snow Leopard.I have Numpy and Scipy installed already.I just need some way to visualize an[详细]

2023-03-23 12:38 分类：问答
Is there an efficient way of concatenating scipy.sparse matrices?

I\'m working with some rather large sparse matrices (from 5000x5000 to 20000x20000) and need to find an efficient way to concatenate matrices in a flexible way in order to construct a stochastic matri[详细]

2023-03-23 11:59 分类：问答