Hi Michael,

By "Messy" I meant Below:

The Voronoi cells look more distorted! and it seems they are wrapped around a symmetrical surface (Like a funnel). Note: My target surface is not symmetrical!

And if you saw below link:
Edit: http://moi3d.com/forum/messages.php?webtag=MOI&msg=10315.1
Zooen has created an amazing vase!

I wanted to replicate upper part of his/her vase! I feel like my file does not look anything like that! Maybe I am wrong! but this is what I feel!