Exemplo n.º 1
0
  /*Calculates the average of a value and maps it to a cqi value. a place at cqi[i] that doesnt have a value is represented as something
  big negative */
  public double[] avgValPerCqi(double val[], int minNrFoundXaxisVals) {

    int value_ind = 0;
    int counter_ind = 1;

    int counter = 0;
    double currentVal = 0;
    double[][] tempValPerCqi = new double[2][NR_OF_CQI_VALS];

    double[] valPerCqi = new double[NR_OF_CQI_VALS];
    BasicCalc.init(valPerCqi);
    for (int i = 0; i < cqi.length; i++) {
      // we've found legit tbs data, accumulate counter, tbs, bW and see if we have peak data rate.
      if (SIB[i] != -1 && val[i] != NOT_A_VALUE) {
        currentVal = currentVal + val[i];
        counter++;
      }
      if (SIB[i] != -1 && cqi[i] >= MIN_CQI_VAL && cqi[i] <= MAX_CQI_VAL) {
        tempValPerCqi[value_ind][cqi[i]] =
            tempValPerCqi[value_ind][cqi[i]] + currentVal; // accumulated cqi
        tempValPerCqi[counter_ind][cqi[i]] = tempValPerCqi[counter_ind][cqi[i]] + counter;
        counter = 0;
        currentVal = 0;
      }
    }
    for (int j = 0; j < valPerCqi.length; j++)
      if (tempValPerCqi[counter_ind][j] >= minNrFoundXaxisVals)
        valPerCqi[j] = tempValPerCqi[value_ind][j] / tempValPerCqi[counter_ind][j];
    return valPerCqi;
  }
Exemplo n.º 2
0
  public double[] maxValPerCqi(int[] val) {

    double currentMaxVal = 0;
    double[] maxValPerCqi = new double[NR_OF_CQI_VALS];
    BasicCalc.init(maxValPerCqi);
    for (int i = 0; i < cqi.length; i++) {

      currentMaxVal = Math.max((double) (val[i]), currentMaxVal);

      if (cqi[i] != NOT_A_VALUE && cqi[i] >= MIN_CQI_VAL && cqi[i] <= MAX_CQI_VAL) {
        maxValPerCqi[cqi[i]] = Math.max(maxValPerCqi[cqi[i]], currentMaxVal);
        currentMaxVal = 0;
      }
    }
    Print.array(maxValPerCqi);
    return maxValPerCqi;
  }
Exemplo n.º 3
0
  public double[] avgValPerMcs(double[] val, int[] mcs) {

    // indexes
    int counter_ind = 0;
    int currentCqi_ind = 1;

    // values from the inputarrays
    int counter = 0;
    double currentCqi = -1; // dummy default value
    int currentMcs = -1; // dummy default value

    double[][] tempCqiPerMcs = new double[NR_OF_DL_MCS_VALS][2];
    double[] cqiPerMcs = new double[NR_OF_DL_MCS_VALS];
    BasicCalc.init(cqiPerMcs);
    for (int i = 0; i < val.length; i++) {
      // we've found legit Prb data, accumulate counter, Prb, bW and see if we have peak data rate.
      if (SIB[i] != -1 && val[i] != NOT_A_VALUE) {
        currentCqi = currentCqi + val[i];
        counter++;
      }

      if (currentMcs != mcs[i] && mcs[i] >= MIN_DL_MCS_VAL && mcs[i] <= MAX_DL_MCS_VAL) {
        tempCqiPerMcs[mcs[i]][counter_ind] =
            tempCqiPerMcs[mcs[i]][counter_ind] + counter; // accumulated Counter
        tempCqiPerMcs[mcs[i]][currentCqi_ind] =
            tempCqiPerMcs[mcs[i]][currentCqi_ind]
                + currentCqi; // accumulated Prb//System.out.println(currentMcs + " "
                              // +tempCqiPerMcs[mcs[i]-1][counter_ind] + " " +
                              // tempCqiPerMcs[mcs[i]][currentCqi_ind]);
        // reset values
        currentCqi = 0;
        counter = 0;
        currentMcs = mcs[i];
      }
    }
    for (int j = 0; j < tempCqiPerMcs.length; j++)
      if (tempCqiPerMcs[j][counter_ind]
          >= 0) // dummy value, we thrash Cqi values that we havn't got enough of.
      cqiPerMcs[j] =
            ((float) tempCqiPerMcs[j][currentCqi_ind]
                / tempCqiPerMcs[j][counter_ind]); // divide by thousand, we get Mbits/s/Cqi
    return cqiPerMcs;
  }