Sciweavers

DAWAK
2010
Springer
13 years 9 months ago
A Model-Driven Heuristic Approach for Detecting Multidimensional Facts in Relational Data Sources
Facts are multidimensional concepts of primary interests for knowledge workers because they are related to events occurring dynamically in an organization. Normally, these concepts...
Andrea Carmè, Jose-Norberto Mazón, S...
DAWAK
2010
Springer
13 years 9 months ago
Experience in Extending Query Engine for Continuous Analytics
: Experience in Extending Query Engine for Continuous Analytics Qiming Chen, Meichun Hsu HP Laboratories HPL-2010-44 In-Database Stream Processing Combining data warehousing and s...
Qiming Chen, Meichun Hsu
DAWAK
2010
Springer
13 years 9 months ago
Frequent Sub-graph Mining on Edge Weighted Graphs
Frequent sub-graph mining entails two significant overheads. The first is concerned with candidate set generation. The second with isomorphism checking. These are also issues with ...
Chuntao Jiang, Frans Coenen, Michele Zito
DAWAK
2010
Springer
13 years 9 months ago
Benchmarking Spatial Data Warehouses
Spatial data warehouses (SDW) enable analytical multidimensional queries together with spatial analysis. Mainly, three operations are related to SDW query processing performance: (...
Thiago Luís Lopes Siqueira, Ricardo Rodrigu...
DAWAK
2010
Springer
13 years 9 months ago
Discovery and Application of Functional Dependencies in Conjunctive Query Mining
Abstract. We present an algorithm for mining frequent queries in arbitrary relational databases, over which functional dependencies are assumed. Building upon previous results, we ...
Bart Goethals, Dominique Laurent, Wim Le Page
DAWAK
2010
Springer
13 years 9 months ago
Mining Closed Itemsets in Data Stream Using Formal Concept Analysis
Mining of frequent closed itemsets has been shown to be more efficient than mining frequent itemsets for generating non-redundant association rules. The task is challenging in data...
Anamika Gupta, Vasudha Bhatnagar, Naveen Kumar
CLEF
2008
Springer
13 years 9 months ago
Diversity in Image Retrieval: DCU at ImageCLEFPhoto 2008
DCU participated in the ImageCLEF 2008 photo retrieval task, which aimed to evaluate diversity in Image Retrieval, submitting runs for both the English and Random language annotati...
Neil O'Hare, Peter Wilkins, Cathal Gurrin, Eamonn ...
CLEF
2010
Springer
13 years 9 months ago
On the Evaluation of Entity Profiles
Entity profiling is the task of identifying and ranking descriptions of a given entity. The task may be viewed as one where the descriptions being sought are terms that need to be ...
Maarten de Rijke, Krisztian Balog, Toine Bogers, A...
CLEF
2010
Springer
13 years 9 months ago
MapReduce for Information Retrieval Evaluation: "Let's Quickly Test This on 12 TB of Data"
We propose to use MapReduce to quickly test new retrieval approaches on a cluster of machines by sequentially scanning all documents. We present a small case study in which we use ...
Djoerd Hiemstra, Claudia Hauff
CLEF
2010
Springer
13 years 9 months ago
Evaluating Information Extraction
Andrea Esuli, Fabrizio Sebastiani