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Showing posts with the label Interpolation

Fast Interpolation Of Regularly Sampled 3d Data With Different Intervals In X,y, And Z

I have some volumetric imaging data consisting of values sampled on a regular grid in x,y,z, but wi… Read more Fast Interpolation Of Regularly Sampled 3d Data With Different Intervals In X,y, And Z

Contour Plot Data (lat,lon,value) Within Boundaries And Export Geojson

I'm trying to interpolate data within boundaries and plot contour lines (polygons) based on Lat… Read more Contour Plot Data (lat,lon,value) Within Boundaries And Export Geojson

Differentiate A 2d Cubic Spline In Python

I'm using interpolate.interp2d() to fit a 2-D spline over a function. How can I get the first d… Read more Differentiate A 2d Cubic Spline In Python

Probing/sampling/interpolating Vtk Data Using Python Tvtk Or Mayavi

I would like to visualise a VTK data file (OpenFOAM output) using python. The plot I would like to … Read more Probing/sampling/interpolating Vtk Data Using Python Tvtk Or Mayavi

Polynomial Equation Parameters

I have some 2D sampling points for which I need the polynomial equation. I only found something lik… Read more Polynomial Equation Parameters

Tangent To Curve Interpolated From Discrete Data

I was wondering if there's a way to find tangents to curve from discrete data. For example: x =… Read more Tangent To Curve Interpolated From Discrete Data

Why Is Scipy's Ndimage.map_coordinates Returning No Values Or Wrong Results For Some Arrays?

Code Returning Correct value but not always returning a value In the following code, python is retu… Read more Why Is Scipy's Ndimage.map_coordinates Returning No Values Or Wrong Results For Some Arrays?

Spline Interpolation In 3d In Python

I am searching the equivalent Matlab command Vq = interp3(X,Y,Z,V,Xq,Yq,Zq) in Python. In Matlab I… Read more Spline Interpolation In 3d In Python