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DATAMINE
1999
113views more  DATAMINE 1999»
13 years 7 months ago
A Fast Parallel Clustering Algorithm for Large Spatial Databases
The clustering algorithm DBSCAN relies on a density-based notion of clusters and is designed to discover clusters of arbitrary shape as well as to distinguish noise. In this paper,...
Xiaowei Xu, Jochen Jäger, Hans-Peter Kriegel
DEXAW
2010
IEEE
172views Database» more  DEXAW 2010»
13 years 9 months ago
Monte Carlo Study of Taxonomy Evaluation
: Monte Carlo Study of Taxonomy Evaluation Alexander Ulanov, Georgy Shevlyakov, Nikolay Lyubomishchenko, Pankaj Mehra, Vladimir Polutin HP Laboratories HPL-2010-147 Taxonomy evalu...
Alexander Ulanov, Georgy Shevlyakov, Nikolay Lyubo...
SIGMOD
2007
ACM
179views Database» more  SIGMOD 2007»
14 years 8 months ago
How to barter bits for chronons: compression and bandwidth trade offs for database scans
Two trends are converging to make the CPU cost of a table scan a more important component of database performance. First, table scans are becoming a larger fraction of the query p...
Allison L. Holloway, Vijayshankar Raman, Garret Sw...
PODS
2004
ACM
137views Database» more  PODS 2004»
14 years 8 months ago
On the Memory Requirements of XPath Evaluation over XML Streams
The important challenge of evaluating XPath queries over XML streams has sparked much interest in the past few years. A number of algorithms have been proposed, supporting wider f...
Ziv Bar-Yossef, Marcus Fontoura, Vanja Josifovski
DEXAW
2010
IEEE
215views Database» more  DEXAW 2010»
13 years 9 months ago
An Evaluation Approach for Dynamics-Aware Applications Using Linked Data
One possible threat to linked data quality is the lack of knowledge about the dynamics in dependent remote datasets. Linked data consuming applications often need to be aware of ch...
Niko Popitsch, Bernhard Haslhofer, Elaheh Momeni R...