def dices(x,y):
    import sets
    x = sets.Set(x)
    y = sets.Set(y)
    common = len(x.intersection(y))
    total = float(len(x) + len(y))
    return 2*common/total
Read the sequence information from a Final Cut Pro XML hierarchy.
dataset/ETHPy150Open radlab/sparrow/src/main/python/third_party/stats.py/dices--crossover with--dataset/ETHPy150Open CountZer0/PipelineConstructionSet/python/maya/site-packages/pymel-1.0.5/extras/completion/py/maya/app/edl/fcp.py/FCP.getSequence