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recall at k calculate python

def precision(actual, predicted, k):
    act_set = set(actual)
    pred_set = set(predicted[:k])
    result = len(act_set & pred_set) / float(k)
    return result

def recall(actual, predicted, k):
    act_set = set(actual)
    pred_set = set(predicted[:k])
    result = len(act_set & pred_set) / float(len(act_set))
    return result

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recall at k calculate python

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