/**
* 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 org.apache.ctakes.coreference.util;
import libsvm.svm_node;
public class SvmUtils {
/* Convert a 'vector' in string format into the libsvm format */
public static svm_node[] getNodes(String nodeStr) {
String[] vals = nodeStr.substring(2).split(" ");
svm_node[] nodes = new svm_node[vals.length];
for(int i = 0; i < vals.length; i++){
String[] map = vals[i].split(":");
nodes[i] = new svm_node();
nodes[i].index = Integer.parseInt(map[0]);
nodes[i].value = Double.parseDouble(map[1]);
}
return nodes;
}
}