Here's a collection of "World Class Vaulter vids
The problem with watching videos of world class Vaulters is the interpretation of what you think you see and how well the Vaulter executed what they were trying to accomplish in the particular vault. Until someone jumps higher I hold Bubka as the standard vault model. Even when someone jumps higher then Bubka it'll look a lot like Bubka, he'll just be a little taller, stronger and faster.
For what it's worth here's my 2 cents worth. Idiots guide to Bubka's vault model