Top "Interpolation" questions

Anything related to function interpolation, i.e. the mathematical techniques for estimating the (unknown) value of a function in a point on the basis of a set of known values in other (usually nearby) points.

Interpolation in SciPy: Finding X that produces Y

Is there a better way to find which X gives me the Y I am looking for in SciPy? I …

python numpy scipy interpolation scientific-computing
Hermite interpolation in Python

I have this program for calculating Hermite interpolation. Problem is, that its behave really bad. This is chart for 35 Chebyshev …

python interpolation numerical-methods hermite
Get the formula of a interpolation function created by scipy

I have done some work in Python, but I'm new to scipy. I'm trying to use the methods from the …

python scipy interpolation pythonxy
How to generate equispaced interpolating values

I have a list of (x,y) values that are not uniformly spaced. Here is the archive used in this …

python numpy scipy interpolation
Scipy interpolation how to resize/resample 3x3 matrix to 5x5?

EDIT: Paul has solved this one below. Thanks! I'm trying to resample (upscale) a 3x3 matrix to 5x5, filling in …

python numpy scipy interpolation resampling
Cubic Spline Python code producing linear splines

edit: I'm not looking for you to debug this code. If you are familiar with this well-known algorithm, then you …

python interpolation spline cubic
How does bicubic interpolation work?

After reading text about this said topic, i found out that it considers 16 of the original neighboring pixels. What i …

image-processing pixel interpolation pixels bicubic
How to create custom Interpolator to apply translate animation in android

I want to create a custom interpolate to apply translate animation where the animation should go through the following function: …

java android animation translate-animation interpolation
Logarithmic interpolation in python

Using numpy.interp I am able to compute the one-dimensional piecewise linear interpolant to a function with given values at …

python numpy interpolation
MATLAB XYZ to Grid

I have a tab separated XYZ file which contains 3 columns, e.g. 586231.8 2525785.4 15.11 586215.1 2525785.8 14.6 586164.7 2525941 14.58 586199.4 2525857.8 15.22 586219.8 2525731 14.6 586242.2 2525829.2 14.41 Columns 1 and 2 are the X and Y coordinates (…

matlab grid interpolation raster geometry-surface