Sciweavers

2736 search results - page 172 / 548
» Indexing uncertain data
Sort
View
BDA
2007
15 years 8 months ago
BMatch: a Semantically Context-based Tool Enhanced by an Indexing Structure to Accelerate Schema Matching
Schema matching is a crucial task to gather information of the same domain. This is more true on the web, where a large number of data sources are available and require to be matc...
Fabien Duchateau, Zohra Bellahsene, Mathieu Roche
NIPS
2007
15 years 7 months ago
On Ranking in Survival Analysis: Bounds on the Concordance Index
In this paper, we show that classical survival analysis involving censored data can naturally be cast as a ranking problem. The concordance index (CI), which quantifies the quali...
Vikas C. Raykar, Harald Steck, Balaji Krishnapuram...
ICDE
2003
IEEE
146views Database» more  ICDE 2003»
16 years 7 months ago
Similarity Search in Sets and Categorical Data Using the Signature Tree
Data mining applications analyze large collections of set data and high dimensional categorical data. Search on these data types is not restricted to the classic problems of minin...
Nikos Mamoulis, David W. Cheung, Wang Lian
DEXAW
2006
IEEE
153views Database» more  DEXAW 2006»
16 years 15 days ago
Extracting Partition Statistics from Semistructured Data
The effective grouping, or partitioning, of semistructured data is of fundamental importance when providing support for queries. Partitions allow items within the data set that sh...
John N. Wilson, Richard Gourlay, Robert Japp, Math...
ADBIS
2010
Springer
145views Database» more  ADBIS 2010»
15 years 8 months ago
On Support of Ordering in Multidimensional Data Structures
Multidimensional data structures are applied in many areas, e.g. in data mining, indexing multimedia data and text documents, and so on. There are some applications where the range...
Filip Krizka, Michal Krátký, Radim B...