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AGILE
2009
Springer
210views GIS» more  AGILE 2009»
15 years 4 months ago
Detecting Hotspots in Geographic Networks
We study a point pattern detection problem on networks, motivated by geographical analysis tasks, such as crime hotspot detection. Given a network N (for example, a street, train,...
Kevin Buchin, Sergio Cabello, Joachim Gudmundsson,...
CIKM
2009
Springer
15 years 4 months ago
Graph-based seed selection for web-scale crawlers
One of the most important steps in web crawling is determining the starting points, or seed selection. This paper identifies and explores the problem of seed selection in webscal...
Shuyi Zheng, Pavel Dmitriev, C. Lee Giles
GECCO
2009
Springer
167views Optimization» more  GECCO 2009»
15 years 4 months ago
Fixed-parameter evolutionary algorithms and the vertex cover problem
In this paper, we consider multi-objective evolutionary algorithms for the Vertex Cover problem in the context of parameterized complexity. We relate the runtime of our algorithms...
Stefan Kratsch, Frank Neumann
MHCI
2009
Springer
15 years 4 months ago
Sweep-Shake: finding digital resources in physical environments
In this article we describe the Sweep-Shake system, a novel, low interaction cost approach to supporting the spontaneous discovery of geo-located information. By sweeping a mobile...
Simon Robinson, Parisa Eslambolchilar, Matt Jones
SAMT
2009
Springer
135views Multimedia» more  SAMT 2009»
15 years 4 months ago
Exploring Relationships between Annotated Images with the ChainGraph Visualization
Abstract. Understanding relationships and commonalities between digital contents based on metadata is a difficult user task that requires sophisticated presentation forms. In this ...
Steffen Lohmann, Philipp Heim, Lena Tetzlaff, Thom...