org.apache.mahout.math.Vector.incrementQuick()方法的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中org.apache.mahout.math.Vector.incrementQuick()方法的一些代码示例,展示了Vector.incrementQuick()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Vector.incrementQuick()方法的具体详情如下:
包路径:org.apache.mahout.math.Vector
类名称:Vector
方法名:incrementQuick

Vector.incrementQuick介绍

[英]Increment the value at the given index by the given value.
[中]将给定索引处的值增加给定值。

代码示例

代码示例来源:origin: apache/mahout

@Override
public void incrementQuick(int index, double increment) {
 delegate.incrementQuick(index, increment);
}

代码示例来源:origin: apache/mahout

@Override
public void incrementQuick(int index, double increment) {
 delegate.incrementQuick(index, increment);
}

代码示例来源:origin: org.apache.mahout/mahout-math

@Override
public void incrementQuick(int index, double increment) {
 delegate.incrementQuick(index, increment);
}

代码示例来源:origin: org.apache.mahout/mahout-math

@Override
public void incrementQuick(int index, double increment) {
 delegate.incrementQuick(index, increment);
}

代码示例来源:origin: org.apache.mahout/mahout-mrlegacy

@Override
public void train(long trackingKey, String groupKey, int actual, Vector instance) {
 unseal();
 double learningRate = currentLearningRate();
 // push coefficients back to zero based on the prior
 regularize(instance);
 // update each row of coefficients according to result
 Vector gradient = this.gradient.apply(groupKey, actual, instance, this);
 for (int i = 0; i < numCategories - 1; i++) {
  double gradientBase = gradient.get(i);
  // then we apply the gradientBase to the resulting element.
  for (Element updateLocation : instance.nonZeroes()) {
   int j = updateLocation.index();
   double newValue = beta.getQuick(i, j) + gradientBase * learningRate * perTermLearningRate(j) * instance.get(j);
   beta.setQuick(i, j, newValue);
  }
 }
 // remember that these elements got updated
 for (Element element : instance.nonZeroes()) {
  int j = element.index();
  updateSteps.setQuick(j, getStep());
  updateCounts.incrementQuick(j, 1);
 }
 nextStep();
}

代码示例来源:origin: org.apache.mahout/mahout-mr

@Override
public void train(long trackingKey, String groupKey, int actual, Vector instance) {
 unseal();
 double learningRate = currentLearningRate();
 // push coefficients back to zero based on the prior
 regularize(instance);
 // update each row of coefficients according to result
 Vector gradient = this.gradient.apply(groupKey, actual, instance, this);
 for (int i = 0; i < numCategories - 1; i++) {
  double gradientBase = gradient.get(i);
  // then we apply the gradientBase to the resulting element.
  for (Element updateLocation : instance.nonZeroes()) {
   int j = updateLocation.index();
   double newValue = beta.getQuick(i, j) + gradientBase * learningRate * perTermLearningRate(j) * instance.get(j);
   beta.setQuick(i, j, newValue);
  }
 }
 // remember that these elements got updated
 for (Element element : instance.nonZeroes()) {
  int j = element.index();
  updateSteps.setQuick(j, getStep());
  updateCounts.incrementQuick(j, 1);
 }
 nextStep();
}

代码示例来源:origin: org.apache.mahout/mahout-core

@Override
public void train(long trackingKey, String groupKey, int actual, Vector instance) {
 unseal();
 double learningRate = currentLearningRate();
 // push coefficients back to zero based on the prior
 regularize(instance);
 // update each row of coefficients according to result
 Vector gradient = this.gradient.apply(groupKey, actual, instance, this);
 for (int i = 0; i < numCategories - 1; i++) {
  double gradientBase = gradient.get(i);
  // then we apply the gradientBase to the resulting element.
  for (Element updateLocation : instance.nonZeroes()) {
   int j = updateLocation.index();
   double newValue = beta.getQuick(i, j) + gradientBase * learningRate * perTermLearningRate(j) * instance.get(j);
   beta.setQuick(i, j, newValue);
  }
 }
 // remember that these elements got updated
 for (Element element : instance.nonZeroes()) {
  int j = element.index();
  updateSteps.setQuick(j, getStep());
  updateCounts.incrementQuick(j, 1);
 }
 nextStep();
}

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