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ARSCOM
1998
79views more  ARSCOM 1998»
13 years 5 months ago
A characterization of halved cubes
The vertex set of a halved cube Qd consists of a bipartition vertex set of a cube Qd and two vertices are adjacent if they have a common neighbour in the cube. Let d ≥ 5. Then i...
Wilfried Imrich, Sandi Klavzar, Aleksander Vesel
DM
2008
92views more  DM 2008»
13 years 5 months ago
Partial cubes: structures, characterizations, and constructions
Partial cubes are isometric subgraphs of hypercubes. Structures on a graph defined by means of semicubes, and Djokovi
Sergei Ovchinnikov
WADS
2005
Springer
111views Algorithms» more  WADS 2005»
13 years 10 months ago
On Geometric Dilation and Halving Chords
Let G be an embedded planar graph whose edges may be curves. The detour between two points, p and q (on edges or vertices) of G, is the ratio between the shortest path in G between...
Adrian Dumitrescu, Annette Ebbers-Baumann, Ansgar ...
DOLAP
1999
ACM
13 years 9 months ago
Characterization of Hierarchies and Some Operators in OLAP Environment
Recently numerous proposals for modelling and querying Multidimensional Databases (MDDB) are proposed. Among the still open problems there is a rigorous classification of the diff...
Elaheh Pourabbas, Maurizio Rafanelli
DAM
1999
99views more  DAM 1999»
13 years 5 months ago
Recognizing Graphs of Acyclic Cubical Complexes
Acyclic cubical complexes have first been introduced by Bandelt and Chepoi in analogy to acyclic simplicial complexes. They characterized them by cube contraction and elimination ...
Wilfried Imrich, Sandi Klavzar