The complexity of detecting fixed-density clusters
Dokumenttyp:
Technical Report
Autor(en):
Klaus Holzapfel; Sven Kosub; Moritz G. Maaß; Hanjo Täubig
Abstract:
We study the complexity of finding a subgraph of a certain size and a certain density, where density is measured by the average degree. Let g be any density function, i.e., g is computable in polynomial time and satisfies g(k)0 and has a polynomial-time algorithm for g=2+ O(k^{-1}).