libscores.py 文件源码

def acc_stat (solution, prediction):
    ''' Return accuracy statistics TN, FP, TP, FN
     Assumes that solution and prediction are binary 0/1 vectors.'''
     # This uses floats so the results are floats
    TN = sum(np.multiply((1-solution), (1-prediction)))
    FN = sum(np.multiply(solution, (1-prediction)))
    TP = sum(np.multiply(solution, prediction))
    FP = sum(np.multiply((1-solution), prediction))
    #print "TN =",TN
    #print "FP =",FP
    #print "TP =",TP
    #print "FN =",FN
    return (TN, FP, TP, FN)