733 citations
- Chinese Academy of SciencesCN7 papers
- University College LondonGB2 papers
- University of Chinese Academy of SciencesCN2 papers
- University of Science and Technology of ChinaCN2 papers
- National University of SingaporeSG1 paper
- South Central Minzu UniversityCN1 paper
- University of California, BerkeleyUS1 paper
Showing 2008Show all
3 papers · 1 filter
cs.CY2008★ 733 cited
Detect overlapping and hierarchical community structure in networks
Huawei Shen, Xueqi Cheng, Kai Cai +1
Clustering and community structure is crucial for many network systems and the related dynamic processes. It has been shown that communities are usually overlapping and hierarchica…
physics.soc-ph2008★ 30 cited
Triangular clustering in document networks
Xue-qi Cheng, Fu-xin Ren, Shi Zhou +1
Document networks are characteristic in that a document node, e.g. a webpage or an article, carries meaningful content. Properties of document networks are not only affected by top…
math.AG2008★ 12 cited
Sagbi Bases of Cox-Nagata Rings
Bernd Sturmfels, Zhiqiang Xu
We degenerate Cox-Nagata rings to toric algebras by means of sagbi bases induced by configurations over the rational function field. For del Pezzo surfaces, this degeneration impli…