Java Math.sqrt示例

示例#1

文件： ModelRunner.java 项目： andrejadd/ABC

  private static double sd(double[] ada_x, double ad_mean) {

    double sum = 0;

    for (int i = 0; i < ada_x.length; i++) {
      sum += Math.pow((ada_x[i] - ad_mean), 2);
    }

    return Math.sqrt(sum / ada_x.length);
  }