[DL-Learner SVN] SF.net SVN: dl-learner:[3167] trunk/components-core/src/main/java/org/ dllearner

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

Revision: 3167
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=3167&view=rev
Author:   lorenz_b
Date:     2011-08-30 07:47:09 +0000 (Tue, 30 Aug 2011)
Log Message:
-----------
Small fixes.

Modified Paths:
--------------
    trunk/components-core/src/main/java/org/dllearner/algorithms/properties/IrreflexiveObjectPropertyAxiomLearner.java
    trunk/components-core/src/main/java/org/dllearner/reasoning/SPARQLReasoner.java

Modified: trunk/components-core/src/main/java/org/dllearner/algorithms/properties/IrreflexiveObjectPropertyAxiomLearner.java
===================================================================
--- trunk/components-core/src/main/java/org/dllearner/algorithms/properties/IrreflexiveObjectPropertyAxiomLearner.java	2011-08-29 20:22:23 UTC (rev 3166)
+++ trunk/components-core/src/main/java/org/dllearner/algorithms/properties/IrreflexiveObjectPropertyAxiomLearner.java	2011-08-30 07:47:09 UTC (rev 3167)
@@ -31,6 +31,7 @@
 import org.dllearner.core.owl.IrreflexiveObjectPropertyAxiom;
 import org.dllearner.core.owl.ObjectProperty;
 import org.dllearner.kb.SparqlEndpointKS;
+import org.dllearner.kb.sparql.SparqlEndpoint;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -99,7 +100,7 @@
 		}
 		
 		//get number of instances s where not exists  <s p s> 
-		query = "SELECT (COUNT(DISTINCT ?s) AS ?irreflexive) WHERE {?s <%s> ?o. OPTIONAL{?s <%s> ?o1.FILTER(?s = ?o1)} FILTER(!BOUND(?o1))}";
+		query = "SELECT (COUNT(DISTINCT ?s) AS ?irreflexive) WHERE {?s <%s> ?o. FILTER(?s != ?o)}";
 		query = query.replace("%s", propertyToDescribe.getURI().toString());
 		rs = executeSelectQuery(query);
 		int irreflexive = 0;
@@ -109,7 +110,6 @@
 		}
 		
 		if(all > 0){
-			double frac = irreflexive / (double)all;
 			currentlyBestAxioms.add(new EvaluatedAxiom(new IrreflexiveObjectPropertyAxiom(propertyToDescribe),
 					computeScore(all, irreflexive)));
 		}
@@ -122,4 +122,10 @@
 		return currentlyBestAxioms;
 	}
 	
+	public static void main(String[] args) {
+		IrreflexiveObjectPropertyAxiomLearner l = new IrreflexiveObjectPropertyAxiomLearner(new SparqlEndpointKS(SparqlEndpoint.getEndpointDBpediaLiveAKSW()));
+		l.setPropertyToDescribe(new ObjectProperty("http://dbpedia.org/ontology/thumbnail"));
+		l.start();
+	}
+	
 }

Modified: trunk/components-core/src/main/java/org/dllearner/reasoning/SPARQLReasoner.java
===================================================================
--- trunk/components-core/src/main/java/org/dllearner/reasoning/SPARQLReasoner.java	2011-08-29 20:22:23 UTC (rev 3166)
+++ trunk/components-core/src/main/java/org/dllearner/reasoning/SPARQLReasoner.java	2011-08-30 07:47:09 UTC (rev 3167)
@@ -153,7 +153,7 @@
 		propertyCharacteristics.add(AxiomType.ASYMMETRIC_OBJECT_PROPERTY);
 
 		for(AxiomType type : propertyCharacteristics){
-			query = "CONSTRUCT {?s a <%s>} WHERE {?s a %s}".replaceAll("%s", type.getName());
+			query = "CONSTRUCT {?s a <http://www.w3.org/2002/07/owl#%s>} WHERE {?s a <http://www.w3.org/2002/07/owl#%s>}".replaceAll("%s", type.getName());
 			model.add(loadIncrementally(query));
 		}
 		
@@ -772,9 +772,9 @@
 		String NS = "http://dbpedia.org/ontology/";
 		SparqlEndpointKS ks = new SparqlEndpointKS(SparqlEndpoint.getEndpointDBpediaLiveAKSW());
 		SPARQLReasoner r = new SPARQLReasoner(ks);
-		
+		long startTime = System.currentTimeMillis();
 		r.loadSchema();
-		
+		System.out.println("Time needed: " + (System.currentTimeMillis()-startTime) + "ms");
 //		ObjectProperty oP = new ObjectProperty(NS + "league");
 //		for(Entry<Individual, SortedSet<Individual>> entry : r.getPropertyMembers(oP).entrySet()){
 //			System.out.println(entry.getKey());

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