Sciweavers

8810 search results - page 445 / 1762
» Openness
Sort
View
GD
2004
Springer
16 years 5 days ago
Fast Algorithms for Hard Graph Problems: Bidimensionality, Minors, and Local Treewidth
Abstract. This paper surveys the theory of bidimensional graph problems. We summarize the known combinatorial and algorithmic results of this theory, the foundational Graph Minor r...
Erik D. Demaine, Mohammad Taghi Hajiaghayi
JCDCG
2004
Springer
16 years 4 days ago
The Geometry of Musical Rhythm
Abstract. Musical rhythm is considered from the point of view of geometry. The interaction between the two fields yields new insights into rhythm and music theory, as well as new ...
Godfried T. Toussaint
173
Voted
MFCS
2004
Springer
16 years 4 days ago
Crossing Number Is Hard for Cubic Graphs
It was proved by [Garey and Johnson, 1983] that computing the crossing number of a graph is an NP-hard problem. Their reduction, however, used parallel edges and vertices of very h...
Petr Hlinený
FOCS
2003
IEEE
16 years 2 days ago
Polynomial Degree vs. Quantum Query Complexity
The degree of a polynomial representing (or approximating) a function f is a lower bound for the quantum query complexity of f. This observation has been a source of many lower bo...
Andris Ambainis
JCDL
2003
ACM
141views Education» more  JCDL 2003»
16 years 1 days ago
A System for Building Expandable Digital Libraries
Expandability is one of the main requirements of future digital libraries. This paper introduces a digital library service system, OpenDLib, that has been designed to be highly ex...
Donatella Castelli, Pasquale Pagano