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Showing posts with the label Numpy

Creation Of Array Of Arrays Fails, When First Size Of First Dimension Matches

I stumpled upon some behaviour of the np.array function I do not understand. This code works the wa… Read more Creation Of Array Of Arrays Fails, When First Size Of First Dimension Matches

Matrix As Dictionary Key

I've just started using numpy and its matrix module (very very useful!), and I wanted to use a … Read more Matrix As Dictionary Key

What Does It Mean "the Reshape Function Returns Its Argument With A Modified Shape, Whereas The Ndarray.resize Method Modifies The Array Itself"?

In Numpy, the reshape function returns its argument with a modified shape, whereas the ndarray.resi… Read more What Does It Mean "the Reshape Function Returns Its Argument With A Modified Shape, Whereas The Ndarray.resize Method Modifies The Array Itself"?

How Can An Almost Arbitrary Plane In A 3d Dataset Be Plotted By Matplotlib?

There is an array containing 3D data of shape e.g. (64,64,64), how do you plot a plane given by a p… Read more How Can An Almost Arbitrary Plane In A 3d Dataset Be Plotted By Matplotlib?

How To Create An Edge List Dataframe From A Adjacency Matrix In Python?

I have a pandas dataframe (think of if as a weighted adjacency matrix of nodes in a network) of the… Read more How To Create An Edge List Dataframe From A Adjacency Matrix In Python?

Invert Tuples In A List Of Tuples

I have an array [(126,150),(124,154),(123,145),(123,149)](just a sample of the numbers, the array i… Read more Invert Tuples In A List Of Tuples

Extend Numpy Array In A Way Compatible With Builtin Arrays

I am trying to write code that would not depend on whether the user uses np.array or a builtin arra… Read more Extend Numpy Array In A Way Compatible With Builtin Arrays

What Is The Role Of Axis Parameter In Np.argmax()?

Wee know, in axis parameter 0,1 means column and row wise maximum element index but for 2,3 & s… Read more What Is The Role Of Axis Parameter In Np.argmax()?