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DKE
2008
108views more  DKE 2008»
13 years 11 months ago
The thematic and citation landscape of Data and Knowledge Engineering
The thematic and citation structures of Data and Knowledge Engineering (DKE) (1985-2007) are identified based on text analysis and citation analysis of the bibliographic records o...
Chaomei Chen, Il-Yeol Song, Xiaojun Yuan, Jian Zha...
DKE
2008
74views more  DKE 2008»
13 years 11 months ago
Mining taxonomies of process models
Gianluigi Greco, Antonella Guzzo, Luigi Pontieri
DKE
2008
104views more  DKE 2008»
13 years 11 months ago
Improving the performance of question answering with semantically equivalent answer patterns
In this paper, we discuss a novel technique based on semantic constraints to improve the performance and portability of a reformulation-based question answering system. First, we ...
Leila Kosseim, Jamileh Yousefi
DKE
2008
113views more  DKE 2008»
13 years 11 months ago
An efficient algorithm for mining closed inter-transaction itemsets
In this paper, we propose an efficient algorithm, called ICMiner (Inter-transaction Closed patterns Miner), for mining closed inter-transaction itemsets. Our proposed algorithm co...
Anthony J. T. Lee, Chun-sheng Wang, Wan-Yu Weng, Y...
DKE
2008
79views more  DKE 2008»
13 years 11 months ago
Extracting k most important groups from data efficiently
We study an important data analysis operator, which extracts the k most important groups from data (i.e., the k groups with the highest aggregate values). In a data warehousing co...
Man Lung Yiu, Nikos Mamoulis, Vagelis Hristidis
DKE
2008
208views more  DKE 2008»
13 years 11 months ago
Deploying defeasible logic rule bases for the semantic web
Logic is currently the target of the majority of the upcoming efforts towards the realization of the Semantic Web vision, namely making the content of the Web accessible not only t...
Efstratios Kontopoulos, Nick Bassiliades, Grigoris...