center of triangle in 3D model

If I have 3D model and I want to calculate the center of each triangle , how I can do that ?

[Geoff]

How are your triangles represented in matlab?

[Richard Brown]

what kind of center? Incenter, centroid, circumcenter, orthocenter, ... ? These are but a mere speck in the vast ocean of triangle centers:

http://faculty.evansville.edu/ck6/encyclopedia/ETC.html

[Geoff]

@Richard : When I read that last sentence of yours, I swear it was being voiced in my mind as if Carl Sagan was saying it.

Answer 1

[Image Analyst]

It's the average of the x,y values. See #5 in this thread: http://www.mathworks.com/matlabcentral/newsreader/view_thread/22176