[DL-Learner SVN] SF.net SVN: dl-learner:[3739] trunk/components-ext/src/main/java/org/ dllearner/algorithm/tbsl/learning/SPARQLTemplateBasedLearner2.java

[<lor...@us...>]

Revision: 3739
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=3739&view=rev
Author:   lorenz_b
Date:     2012-06-13 20:51:06 +0000 (Wed, 13 Jun 2012)
Log Message:
-----------
Added hack for REGEX filter when resource slot is empty and predicate is dataproperty - has to be tested.

Modified Paths:
--------------
    trunk/components-ext/src/main/java/org/dllearner/algorithm/tbsl/learning/SPARQLTemplateBasedLearner2.java

Modified: trunk/components-ext/src/main/java/org/dllearner/algorithm/tbsl/learning/SPARQLTemplateBasedLearner2.java
===================================================================
--- trunk/components-ext/src/main/java/org/dllearner/algorithm/tbsl/learning/SPARQLTemplateBasedLearner2.java	2012-06-13 14:56:37 UTC (rev 3738)
+++ trunk/components-ext/src/main/java/org/dllearner/algorithm/tbsl/learning/SPARQLTemplateBasedLearner2.java	2012-06-13 20:51:06 UTC (rev 3739)
@@ -31,7 +31,12 @@
 import org.dllearner.algorithm.tbsl.nlp.WordNet;
 import org.dllearner.algorithm.tbsl.sparql.Allocation;
 import org.dllearner.algorithm.tbsl.sparql.Query;
+import org.dllearner.algorithm.tbsl.sparql.SPARQL_Filter;
+import org.dllearner.algorithm.tbsl.sparql.SPARQL_Pair;
+import org.dllearner.algorithm.tbsl.sparql.SPARQL_PairType;
 import org.dllearner.algorithm.tbsl.sparql.SPARQL_QueryType;
+import org.dllearner.algorithm.tbsl.sparql.SPARQL_Term;
+import org.dllearner.algorithm.tbsl.sparql.SPARQL_Triple;
 import org.dllearner.algorithm.tbsl.sparql.Slot;
 import org.dllearner.algorithm.tbsl.sparql.SlotType;
 import org.dllearner.algorithm.tbsl.sparql.Template;
@@ -452,6 +457,11 @@
 				}
 			}
 			for(Slot slot : t.getSlots()){
+				if(slot.getSlotType() == SlotType.PROPERTY || slot.getSlotType() == SlotType.OBJECTPROPERTY || slot.getSlotType() == SlotType.DATATYPEPROPERTY){
+					sortedSlots.add(slot);
+				}
+			}
+			for(Slot slot : t.getSlots()){
 				if(!sortedSlots.contains(slot)){
 					sortedSlots.add(slot);
 				}
@@ -566,6 +576,22 @@
 					queries.clear();
 					queries.addAll(tmp);//System.out.println(tmp);
 					tmp.clear();
+				} else {//Add REGEX FILTER if resource slot is empty and predicate is datatype property
+					if(slot.getSlotType() == SlotType.RESOURCE){
+						for(WeightedQuery query : queries){
+							Query q = query.getQuery();
+							for(SPARQL_Triple triple : q.getTriplesWithVar(slot.getAnchor())){
+								String objectVar = triple.getValue().getName();
+								q.addFilter(new SPARQL_Filter(new SPARQL_Pair(
+										new SPARQL_Term(objectVar), "'" + slot.getWords().get(0) + "'", SPARQL_PairType.REGEX)));
+								
+							}
+							
+						}
+						
+					}
+					
+					
 				}
 				
 			}

This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.