birdCLEF_evaluate.py 文件源码

def calcAvgPrecision(p, gt):

    precision = 0
    rcnt = 0

    #parse ordered predictions
    for i in range(0, len(p)):

        #relevant species
        if p[i][0] in gt:            
            rcnt += 1
            precision += float(rcnt) / (i + 1)

    #precision by relevant species from ground truth
    avgp = precision / len(gt)

    return avgp