effectiveSizeAvg = effectiveSizeSum / distinctCommentersCount.doubleValue();
constraintAvg = constraintSum / distinctCommentersCount.doubleValue();
hierarchyAvg = hierarchySum / distinctCommentersCount.doubleValue();
// Weighted geometric average: issue > committers + commits ////////
final long[][] committersCommitsPerIssue = pairFileDAO.calculeCommittersXCommits(
repository, fileFile.getFileName(), fileFile.getFileName2(), beginDate, endDate);
final double geometricAverageCommittersCommits
= MathUtils.calculateWeightedGeometricAverage(committersCommitsPerIssue);
// Commit-based metrics ////////////////////////////////////////////