Esempio n. 1
0
def test_most_popular():

    mpop = pyreclab.MostPopular(dataset='dataset/u1.base',
                                dlmchar=b'\t',
                                header=False,
                                usercol=0,
                                itemcol=1,
                                ratingcol=2)

    mpop.train(5)

    ranking = mpop.recommend('457', 5, includeRated=False)
    assert ranking == expected_ranking
Esempio n. 2
0
import time
import pyreclab

if __name__ == '__main__':

    model = pyreclab.MostPopular(dataset='dataset/u1.base',
                                 dlmchar=b'\t',
                                 header=False,
                                 usercol=0,
                                 itemcol=1,
                                 ratingcol=2)

    print('-> training model')
    start = time.clock()
    model.train(5, progress=True)
    end = time.clock()
    print('training time: ' + str(end - start))

    print('-> individual test')
    ranking = model.recommend('457', 5, includeRated=False)
    print('user 457, recommended items ' + str(ranking))

    print('-> recommendation test')
    start = time.clock()
    recommendList, maprec, ndcg = model.testrec(input_file='dataset/u1.test',
                                                dlmchar=b'\t',
                                                header=False,
                                                usercol=0,
                                                itemcol=1,
                                                ratingcol=2,
                                                topn=10,