Showing cs.CGShow all
2 papers · 1 filter
cs.CG2014
On Level persistence (Relevant level persistence numbers)
Dong Du
The purpose of this note is to describe of a new set of numerical invariants, the relevant level persistence numbers, and make explicit their relationship with the four types of ba…
cs.CG2012
Contributions to Persistence Theory
Dong Du
This paper provides a method to calculate the bar codes of a PCD (point cloud data) with real coefficients in Section 3. With Dan Burghelea and Tamal Dey we developed a persistence…