Linked Questions

1
vote
2answers
100 views

How to draw lines connecting nearby points [duplicate]

Suppose I have the following example data, data = Table[{Cos[theta], Sin[theta]}, {theta, 0, 2 Pi, Pi/8}]; which, when plotted, looks like this, ...
0
votes
0answers
23 views
19
votes
3answers
2k views

Get x and z coordinate from an image and make a parametric surface of revolution

In this blog entry, this step is mentioned: I grabbed an image of a Peugeot wine glass from the web and used the Get Coordinates function to digitize its outline, which I fed to Interpolation to ...
5
votes
4answers
1k views

Finding intersections of two parametric curves

I am dealing with the root finding of two parametric data curves (data below). I have already checked Parametric Interpolation of 2D data, which I found useful for plotting, though it is not adequate ...
5
votes
3answers
629 views

Find path through a set of Coordinates

I have a set of coordinates that I need a robot to draw, thus it must take the shortest path along these coordinates. Plotting them looks like this: ...
10
votes
2answers
971 views

How to make BSplineFunction pass each data point and naturally smooth?

Old package, works good ...
3
votes
2answers
1k views

Parametric differentiable interpolation of a 2D data set

I have a set of data ...
2
votes
2answers
362 views

Interpolation showing noise in “non-noisy” data set

Stuck trying to get the interpolating function to match the (what I thought was a) smooth point set, how best to deal with this? Many thanks. ...
2
votes
1answer
219 views

Interpolating a list of points to find precise x(f) values

I am trying to get Mathematica to interpolate a list of points so that I can find precise x values x(f) that won't have a corresponding data point. Here's what I've tried: ...
4
votes
1answer
358 views

Defining a region from combination of data and geometric region

I would like to define a region in (x,y) by combining the region RegionPlot[ ImplicitRegion[ Sqrt[x^2 + y^2] <= 0.99, {{x, 0.01, 0.99}, {y, 0.01, 0.99}}]] ...