Top "Matrix-multiplication" questions

Questions related to matrix multiplication, especially implementation.

What is the '@=' symbol for in Python?

I know @ is for decorators, but what is @= for in Python? Is it just reservation for some future idea? This …

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Efficient element-wise multiplication of a matrix and a vector in TensorFlow

What would be the most efficient way to multiply (element-wise) a 2D tensor (matrix): x11 x12 .. x1N ... xM1 xM2 .. …

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Vectorized way of calculating row-wise dot product two matrices with Scipy

I want to calculate the row-wise dot product of two matrices of the same dimension as fast as possible. This …

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Matrix multiplication, solve Ax = b solve for x

So I was given a homework assignment that requires solving the coefficients of cubic splines. Now I clearly understand how …

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2-D convolution as a matrix-matrix multiplication

I know that, in the 1D case, the convolution between two vectors, a and b, can be computed as conv(…

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How to multiply two vector and get a matrix?

In numpy operation, I have two vectors, let's say vector A is 4X1, vector B is 1X5, if I do …

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How to get faster code than numpy.dot for matrix multiplication?

Here Matrix multiplication using hdf5 I use hdf5 (pytables) for big matrix multiplication, but I was suprised because using hdf5 …

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Is there a Java library for better linear regression? (E.g., iteratively reweighted least squares)

I am struggling to find a way to perform better linear regression. I have been using the Moore-Penrose pseudoinverse and …

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Why is matrix multiplication faster with numpy than with ctypes in Python?

I was trying to figure out the fastest way to do matrix multiplication and tried 3 different ways: Pure python implementation: …

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Fast sparse matrix multiplication

for class I have to write my own linear equation solver for sparse matrices. I am free to use any …

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