本文整理汇总了Java中cc.mallet.types.LabelVector.getValues方法的典型用法代码示例。如果您正苦于以下问题:Java LabelVector.getValues方法的具体用法?Java LabelVector.getValues怎么用?Java LabelVector.getValues使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cc.mallet.types.LabelVector
的用法示例。
在下文中一共展示了LabelVector.getValues方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: add
import cc.mallet.types.LabelVector; //导入方法依赖的package包/类
/**
* Adds classification results to the ROC data
*
* @param trial Trial results to add to ROC data
*/
public void add(Classification classification) {
int correctIndex = classification.getInstance().getLabeling().getBestIndex();
LabelVector lv = classification.getLabelVector();
double[] values = lv.getValues();
if (!Alphabet.alphabetsMatch(this, lv)) {
throw new IllegalArgumentException ("Alphabets do not match");
}
int numLabels = this.labelAlphabet.size();
for (int label = 0; label < numLabels; label++) {
double labelValue = values[label];
int[][] thresholdCounts = this.counts[label];
int threshold = 0;
// add the trial to all the thresholds it would be positive for
for (; threshold < this.thresholds.length && labelValue >= this.thresholds[threshold]; threshold++) {
if (correctIndex == label) {
thresholdCounts[threshold][TRUE_POSITIVE]++;
} else {
thresholdCounts[threshold][FALSE_POSITIVE]++;
}
}
// add the trial to the thresholds it would be negative for
for (; threshold < this.thresholds.length; threshold++) {
if (correctIndex == label) {
thresholdCounts[threshold][FALSE_NEGATIVE]++;
} else {
thresholdCounts[threshold][TRUE_NEGATIVE]++;
}
}
}
}