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» The online set cover problem
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TCS
2008
14 years 9 months ago
On the power of lookahead in on-line server routing problems
We study the usefulness of lookahead in online server routing problems: if an online algorithm is not only informed about the requests released so far, but also has a limited abil...
Luca Allulli, Giorgio Ausiello, Vincenzo Bonifaci,...
AI
2001
Springer
15 years 2 months ago
Search Techniques for Non-linear Constraint Satisfaction Problems with Inequalities
In recent years, interval constraint-based solvers have shown their ability to efficiently solve challenging non-linear real constraint problems. However, most of the working syst...
Marius-Calin Silaghi, Djamila Sam-Haroud, Boi Falt...
AUIC
2006
IEEE
15 years 3 months ago
Usability evaluation of library online catalogues
We performed a usability evaluation of four New Zealand university online library catalogues. The evaluation found severe usability problems with online catalogues—we found so m...
Hayley White, Tim Wright, Brenda Chawner
DAM
2011
14 years 4 months ago
Optimization problems in multiple subtree graphs
We study various optimization problems in t-subtree graphs, the intersection graphs of tsubtrees, where a t-subtree is the union of t disjoint subtrees of some tree. This graph cl...
Danny Hermelin, Dror Rawitz
WG
2007
Springer
15 years 3 months ago
Minimum-Weight Cycle Covers and Their Approximability
A cycle cover of a graph is a set of cycles such that every vertex is part of exactly one cycle. An L-cycle cover is a cycle cover in which the length of every cycle is in the set ...
Bodo Manthey