Sciweavers

572 search results - page 67 / 115
» SQLST: A Spatio-Temporal Data Model and Query Language
Sort
View
KDD
2006
ACM
143views Data Mining» more  KDD 2006»
15 years 10 months ago
Mining long-term search history to improve search accuracy
Long-term search history contains rich information about a user's search preferences. In this paper, we study statistical language modeling based methods to mine contextual i...
Bin Tan, Xuehua Shen, ChengXiang Zhai
CACM
1998
110views more  CACM 1998»
14 years 9 months ago
Viewing WISs as Database Applications
abstraction for modeling these problems is to view the Web as a collection of (usually small and heterogeneous) databases, and to view programs that extract and process Web data au...
Gustavo O. Arocena, Alberto O. Mendelzon
CORR
2008
Springer
84views Education» more  CORR 2008»
14 years 10 months ago
Nested Ordered Sets and their Use for Data Modelling
In this paper we present a new approach to data modelling, called the concept-oriented model (CoM), and describe its main features and characteristics including data semantics and ...
Alexandr A. Savinov
ICDT
2010
ACM
259views Database» more  ICDT 2010»
15 years 7 months ago
Forward-XPath and extended register automata on data-trees
We consider a fragment of XPath named `forward-XPath', which contains all descendant and rightwards sibling axes as well as data equality and inequality tests. The satisfiabi...
Diego Figueira
ICDE
2007
IEEE
138views Database» more  ICDE 2007»
15 years 11 months ago
Representing and Querying Correlated Tuples in Probabilistic Databases
Probabilistic databases have received considerable attention recently due to the need for storing uncertain data produced by many real world applications. The widespread use of pr...
Prithviraj Sen, Amol Deshpande