To use the sources, mind to add its path to your paths, just like in the header of any test file : addpath(genpath('my_path_to_the_sources'));
Feel free to check and download the mesh generation toolbox for many further meshing relative functions.
Please don'tforget ta rate if this code helped you. Thanks ! ;-)
Mesh curvature examples on Armadillo and kitten
Connected components segmentation example on kitten
Boundary smoothing example on kitten components