/* | |
* Licensed to the Apache Software Foundation (ASF) under one or more | |
* contributor license agreements. See the NOTICE file distributed with | |
* this work for additional information regarding copyright ownership. | |
* The ASF licenses this file to You under the Apache License, Version 2.0 | |
* (the "License"); you may not use this file except in compliance with | |
* the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package opennlp.tools.fca; | |
import java.util.ArrayList; | |
import java.util.Set; | |
public class FcaConverter { | |
public FcaConverter (){ | |
} | |
public int [][] latticeToContext(ConceptLattice cl){ | |
int newAttrCount = cl.conceptList.size(); | |
int [][] binaryContext = null; | |
ArrayList<FormalConcept> cList = new ArrayList<FormalConcept>(); | |
cList.addAll(cl.conceptList); | |
boolean run = true; | |
int k=0; | |
while (run && k<cl.conceptList.size()){ | |
if (cl.conceptList.get(k).intent.size() == cl.attributeCount){ | |
for (Integer i:cl.conceptList.get(k).parents){ | |
//cList.remove(cl.conceptList.get(i)); | |
} | |
//cList.remove(cl.conceptList.get(k)); | |
run=false; | |
} | |
else{ | |
//cList.add(arg0, arg1); | |
} | |
} | |
//System.out.println("cList.size() " + cList.size()); | |
run = true; | |
k=0; | |
while (run && k<=newAttrCount){ | |
if (cList.get(k).extent.size()==0) | |
k++; | |
run = false; | |
} | |
newAttrCount = cList.size(); | |
Set<Integer> nodeExtend; | |
binaryContext = new int[cl.objectCount][newAttrCount]; | |
for (int j = 0; j<newAttrCount; j++){ | |
nodeExtend = cList.get(j).extent; | |
//System.out.println(cList.get(j).position+" nodeExtend " + nodeExtend); | |
for (Integer i: nodeExtend){ | |
binaryContext[i][j]=1; | |
} | |
} | |
return binaryContext; | |
} | |
} |