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COMPGEOM
1999
ACM
15 years 10 months ago
Motion Planning for a Rigid Body Using Random Networks on the Medial Axis of the Free Space
Several motion planning methods using networks of randomly generated nodes in the free space have been shown to perform well in a number of cases, however their performance degrad...
Steven A. Wilmarth, Nancy M. Amato, Peter F. Still...
VLDB
1998
ACM
180views Database» more  VLDB 1998»
15 years 10 months ago
nD-SQL: A Multi-Dimensional Language for Interoperability and OLAP
We propose a multi-dimensional language called nD-SQL with the following features: (i) nD-SQL supports queries that interoperate amongst multiple relational sources with heterogen...
Frédéric Gingras, Laks V. S. Lakshma...
COMPGEOM
1997
ACM
15 years 10 months ago
Robust Proximity Queries: An Illustration of Degree-Driven Algorithm Design
Abstract. In the context of methodologies intended to confer robustness to geometric algorithms, we elaborate on the exact-computation paradigm and formalize the notion of degree o...
Giuseppe Liotta, Franco P. Preparata, Roberto Tama...
INCDM
2010
Springer
152views Data Mining» more  INCDM 2010»
15 years 10 months ago
The Impact of Experimental Setup on Prepaid Churn Modeling: Data, Population and Outcome Definition
Prepaid customers in mobile telecommunications are not bound by a contract and can therefore change operators (‘churn’) at their convenience and without notification. This make...
Dejan Radosavljevik, Peter van der Putten, Kim Kyl...
GROUP
2007
ACM
15 years 10 months ago
Supporting creativity with awareness in distributed collaboration
Based on qualitative analysis of three groups collaborating on a research task in a distributed setting, we identify four breakdowns in creativity: (1) Minority ideas were under-c...
Umer Farooq, John M. Carroll, Craig H. Ganoe