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.

Interpolate NA values in a data frame with na.approx

I am trying to remove NAs from my data frame by interpolation with na.approx() but can't remove all of …

r dataframe interpolation
*ngIf and local template variables

Could someone please explain what's behind the following behavior? Say we have an Angular 2 component that has a _model object. …

angular interpolation
Lagrange interpolation method

I use convolution and for loops (too much for loops) for calculating the interpolation using Lagrange's method , here's the main …

matlab interpolation polynomial-math
Interpolation over an irregular grid

So, I have three numpy arrays which store latitude, longitude, and some property value on a grid -- that is, …

python numpy scipy interpolation
Rotation Interpolation

NB: I'll present this question in degrees purely for simplicity, radians, degrees, different zero-bearing, the problem is essentially the same. …

math rotation interpolation
Multivariate spline interpolation in python/scipy?

Is there a library module or other straightforward way to implement multivariate spline interpolation in python? Specifically, I have a …

python numpy scipy interpolation
Interpolation of a triangle

I have a unit right triangle and a value at each of the 3 vertices. I need to interpolate to find …

geometry interpolation
Cubic spline extrapolation

I have a nice cubic spline code but it is for interpolation only. I need to extrapolate just a little …

plot interpolation spline graphing extrapolation
Is there easy way in python to extrapolate data points to the future?

I have a simple numpy array, for every date there is a data point. Something like this: >>> …

python numpy interpolation spline burndowncharts
How can I separate Perl variables from text in interpolated strings?

Consider: print " $foo", "AAAAAAAA", $foo, "BBBBBBBB"; Let's say I want to use this code with a print <<EOF;: …

perl variables interpolation