Sciweavers

4482 search results - page 635 / 897
» The Crowdsourcing Design Space
Sort
View
EDBTW
2004
Springer
14 years 3 months ago
P2PR-Tree: An R-Tree-Based Spatial Index for Peer-to-Peer Environments
Abstract. The unprecedented growth and increased importance of geographically distributed spatial data has created a strong need for efficient sharing of such data. Interestingly, ...
Anirban Mondal, Yi Lifu, Masaru Kitsuregawa
GECCO
2004
Springer
123views Optimization» more  GECCO 2004»
14 years 3 months ago
Heuristic Methods for Solving Euclidean Non-uniform Steiner Tree Problems
In this paper, we consider a variation of the Euclidean Steiner Tree Problem in which the space underlying the set of nodes has a specified non-uniform cost structure. This proble...
Ian Frommer, Bruce L. Golden, Guruprasad Pundoor
ICDAR
2003
IEEE
14 years 3 months ago
A Constraint-based Approach to Table Structure Derivation
er presents an approach to deriving an abstract geometric model of a table from a physical representation. The technique developed uses a graph of constraints between cells which ...
Matthew Hurst
INFOVIS
2003
IEEE
14 years 3 months ago
Constant Density Displays Using Diversity Sampling
The Informedia Digital Video Library user interface summarizes query results with a collage of representative keyframes. We present a user study in which keyframe occlusion caused...
Mark Derthick, Michael G. Christel, Alexander G. H...
SPAA
2003
ACM
14 years 2 months ago
On local algorithms for topology control and routing in ad hoc networks
An ad hoc network is a collection of wireless mobile hosts forming a temporary network without the aid of any fixed infrastructure. Indeed, an important task of an ad hoc network...
Lujun Jia, Rajmohan Rajaraman, Christian Scheidele...