Sciweavers

589 search results - page 96 / 118
» Location-dependent query processing: Where we are and where ...
Sort
View
JCDL
2009
ACM
127views Education» more  JCDL 2009»
14 years 2 months ago
Finding topic trends in digital libraries
We propose a generative model based on latent Dirichlet allocation for mining distinct topics in document collections by integrating the temporal ordering of documents into the ge...
Levent Bolelli, Seyda Ertekin, Ding Zhou, C. Lee G...
IS
2008
13 years 7 months ago
DFL: A dataflow language based on Petri nets and nested relational calculus
In this paper we propose DFL -- a formal, graphical workflow language for dataflows, i.e., workflows where large amounts of complex data are manipulated, and the structure of the ...
Jan Hidders, Natalia Kwasnikowska, Jacek Sroka, Je...
ER
2010
Springer
104views Database» more  ER 2010»
13 years 6 months ago
Provenance Management in BioSciences
: Data provenance is becoming increasingly important for biosciences with the advent of large-scale collaborative environments such as the iPlant collaborative, where scientists co...
Sudha Ram, Jun Liu
ICOODB
2010
171views Database» more  ICOODB 2010»
13 years 5 months ago
Data Model Driven Implementation of Web Cooperation Systems with Tricia
Abstract. We present the data modeling concepts of Tricia, an opensource Java platform used to implement enterprise web information systems as well as social software solutions inc...
Thomas Büchner, Florian Matthes, Christian Ne...
GIS
2008
ACM
14 years 8 months ago
Mapping geographic coverage of the web
In this paper, we describe a methodology to estimate the geographic coverage of the web without the need for secondary knowledge or complex geo-tagging. This is achieved by random...
Robert Pasley, Paul Clough, Ross S. Purves, Floria...