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SODA
1990
ACM
82views Algorithms» more  SODA 1990»
13 years 5 months ago
Visibility with a Moving Point of View
We investigate 3-d visibility problems in which the viewing position moves along a straight flightpath. Specifically we focus on two problems: determining the points along the fli...
Marshall W. Bern, David P. Dobkin, David Eppstein,...
SODA
1990
ACM
49views Algorithms» more  SODA 1990»
13 years 5 months ago
Factor Refinement
Let O be an order of an algebraic number field. It was shown by Ge that given a factorization of an O-ideal a into a product of O-ideals it is possible to compute in polynomial tim...
Eric Bach, James R. Driscoll, Jeffrey Shallit
SODA
1990
ACM
173views Algorithms» more  SODA 1990»
13 years 5 months ago
Suffix Arrays: A New Method for On-Line String Searches
A new and conceptually simple data structure, called a suffix array, for on-line string searches is introduced in this paper. Constructing and querying suffix arrays is reduced to...
Udi Manber, Gene Myers
SODA
1990
ACM
114views Algorithms» more  SODA 1990»
13 years 5 months ago
Finding Steiner Forests in Planar Graphs
Given an unweighted planar graph G together with nets of terminals, our problem is to find a Steiner forest, i.e., vertex-disjoint trees, each of which interconnects all the termin...
Hitoshi Suzuki, Takehiro Akama, Takao Nishizeki
DAM
2010
92views more  DAM 2010»
13 years 4 months ago
Average-case analysis of incremental topological ordering
Many applications like pointer analysis and incremental compilation require maintaining a topological ordering of the nodes of a directed acyclic graph (DAG) under dynamic updates...
Deepak Ajwani, Tobias Friedrich