Function added to get the cluster centers

git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4748 9053f808-4e3f-0410-9672-ef3bfcbbeb84
ENH: normalization code added in mosaic_image with -normalize tag

git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4749 9053f808-4e3f-0410-9672-ef3bfcbbeb84
CHG: change graph background to black


git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4750 9053f808-4e3f-0410-9672-ef3bfcbbeb84
ADD: kNN graph (kMutualgraph) add to renderer
BUGFIX: kNN analysis - initialize variables, does not run if k = 0
ADD: calculate voronoi for label image

git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4751 9053f808-4e3f-0410-9672-ef3bfcbbeb84
BUG: min force calculation in the tree layout

git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4752 9053f808-4e3f-0410-9672-ef3bfcbbeb84
BUG: min force calculation in the tree layout

git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4753 9053f808-4e3f-0410-9672-ef3bfcbbeb84
BUGFIX: 0 stays as 0 after sync (Calculate distance to device)


git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4754 9053f808-4e3f-0410-9672-ef3bfcbbeb84
ENH: kNN - add/remove actors
MOD: voronoi function in progress


git-svn-id: https://farsight-svn.ee.uh.edu/repos/farsight/trunk@4755 9053f808-4e3f-0410-9672-ef3bfcbbeb84