scholarly journals The Description Logic for Relational Databases

Author(s):  
Ma Yue ◽  
Shen Yuming ◽  
Sui Yuefei ◽  
Cao Cungen
2017 ◽  
Vol 48 (1) ◽  
pp. 220-242 ◽  
Author(s):  
Fu Zhang ◽  
Z. M. Ma ◽  
Qiang Tong ◽  
Jingwei Cheng

2011 ◽  
Vol 18 (2) ◽  
pp. 181-200 ◽  
Author(s):  
Z.M. Ma ◽  
Fu Zhang ◽  
Li Yan ◽  
Jingwei Cheng

2012 ◽  
Vol 06 (04) ◽  
pp. 429-446 ◽  
Author(s):  
NICOLA FANIZZI ◽  
CLAUDIA D'AMATO ◽  
FLORIANA ESPOSITO ◽  
PASQUALE MINERVINI

In the context of semantic knowledge bases, among the possible problems that may be tackled by means of data-driven inductive strategies, one can consider those that require the prediction of the unknown values of existing numeric features or the definition of new features to be derived from the data model. These problems can be cast as regression problems so that suitable solutions can be devised based on those found for multi-relational databases. In this paper, a new framework for the induction of logical regression trees is presented. Differently from the classic logical regression trees and the recent fork of the terminological classification trees, the novel terminological regression trees aim at predicting continuous values, while tests at the tree nodes are expressed with Description Logic concepts. They are intended for multiple uses with knowledge bases expressed in the standard ontology languages for the Semantic Web. A top-down method for growing such trees is proposed as well as algorithms for making predictions with the trees and deriving rules. The system that implements these methods is experimentally evaluated on ontologies selected from popular repositories.


2011 ◽  
Vol 34 (2) ◽  
pp. 291-303 ◽  
Author(s):  
Li YAN ◽  
Zong-Min MA ◽  
Jian LIU ◽  
Fu ZHANG

2012 ◽  
Vol 35 (4) ◽  
pp. 767-785
Author(s):  
Jing-Wei CHENG ◽  
Zong-Min MA ◽  
Li YAN ◽  
Fu ZHANG

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