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Showing posts with the label Interpolation

Good Interpolation Method For Color Mixing?

This question addresses in particular the question of curve fitting in the context of color mixing … Read more Good Interpolation Method For Color Mixing?

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

How To Create A 3d Surface From Given Coordinates With Python?

I have some discrete coordinates with their heights and I need to create a smooth surface which I w… Read more How To Create A 3d Surface From Given Coordinates With Python?

Interpolating Multi Index A Pandas Dataframe

I need to interpolate multi index dataframe: for example: this is the main dataframe: a b c … Read more Interpolating Multi Index A Pandas Dataframe

Using Radial Basis Functions To Interpolate A Function On A Sphere

First, a bit of background: I am using spherical harmonics as an example of a function on the surfa… Read more Using Radial Basis Functions To Interpolate A Function On A Sphere

Interpolate Between Two Nearby Rows Of Dataframe

I would like to interpolate missing values within groups in dataframe using preceding and following… Read more Interpolate Between Two Nearby Rows Of Dataframe

Interpolate A 3d Array In Python

I have a 3D NumPy array that looks like this: arr = np.empty((4,4,5)) arr[:] = np.nan arr[0] = 1 ar… Read more Interpolate A 3d Array In Python

Interpolation Giving Different Results For Almost Identical Arrays

I'm trying to interpolate two 2-dimensional arrays. The original array is shown in blue in the … Read more Interpolation Giving Different Results For Almost Identical Arrays

How To Interpolate A Cumulative Function In Python

I have a cumulative function (CDF) made of 6 points. I have to interpolate it so I used interp1d (f… Read more How To Interpolate A Cumulative Function In Python

Fast Linear Interpolation In Numpy / Scipy "along A Path"

Let's say that I have data from weather stations at 3 (known) altitudes on a mountain. Specifi… Read more Fast Linear Interpolation In Numpy / Scipy "along A Path"

Interpolation Of Values When Zooming Down

I have a 2D array that I would like to down sample to compare it to another. Lets say my array x is… Read more Interpolation Of Values When Zooming Down

Get Quantitative Value For Color On Two-color Scale

I have run a chemical test that produces a color depending on how much of a given chemical is in th… Read more Get Quantitative Value For Color On Two-color Scale

How Can I Solve This 3d Regular Grid Interpolation Problem

I am a new python user. I have a h5 file, which is a snapshot of gravitational potential at a fixed… Read more How Can I Solve This 3d Regular Grid Interpolation Problem

How To Extend An Array With Linear Interpolation

What I want is to extend an array of length m to an array of length n (n>m), and interpolate the… Read more How To Extend An Array With Linear Interpolation

Spatial-temporal Interpolation In Python

I am new in using Python so I need a help. I have data in two DataFrame in four columns: latitude, … Read more Spatial-temporal Interpolation In Python

Scipy.interpolate Problems With Inputing Values

Currently trying to use scipy's implementation of interpolate to create a uniform cubic B-splin… Read more Scipy.interpolate Problems With Inputing Values

Interpolating Values From A Dataframe Based On A Column Value

Assuming I have a the following problem: import pandas as pd import numpy as np xp = [0.0, 0.5, 1.… Read more Interpolating Values From A Dataframe Based On A Column Value

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

Interpolate Large Irregular Grid Onto Another Irregular Grid In Python

I am trying to interpolate complex values from one irregular grid to another irregular grid using P… Read more Interpolate Large Irregular Grid Onto Another Irregular Grid In Python