evaluate.py 文件源码

def runNN(descriptors, labels, parallel, nprocs):
    """
    compute nearest neighbor from specific descriptors, given labels
    """

    distance_method = { "cosine": 'cosine' }
    ret_matrix = None
    for name, method in distance_method.iteritems():
        dist_matrix = computeDistances(descriptors, method, 
                                           parallel, nprocs)

        computeStats(name, dist_matrix, labels, parallel)
        ret_matrix = dist_matrix

    return ret_matrix