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  • User based center new model test results on NYC dataset(updated 11th/Sep)

    User based center, and using the negative examples around the center:

    testsize: 1000

    results:

    this is the model with user negative examples
    dataset NYC, this is test for new lightfm,max_sampled 10,and 1000 checkins,and radius as 5 and th_center 0
    unique user&venue checkin combination in test 195
    unique user&venue checkin combination in test 778
    max num in matrix 3
    max num in train 4
    I am beginning to get negtive examples
    object preprocess created
    Time used for negative examples: 70.58932300000001
    I am beginning to model,this is the new model
    model has been fitted
    this is the model that consider the checkin times
    Time used: 0.13614900000000318
    Train_auc is 0.617768
    test auc is 0.306076
    train prek 0.012468
    test prek 0.000000
    I am beginning to model,this is the original model
    model has been fitted
    this is the model that consider the checkin times
    Time used: 0.10517300000000773
    Train_auc is 0.940273
    test auc is 0.180400
    train prek 0.172010
    test prek 0.001299

    testsize:10000

    results:

    this is test for new lightfm of nyc, 10000 checkins, radius 10, max_Sampled:10, th_center: 0.200000
    unique user&venue checkin combination in test 1414
    unique user&venue checkin combination in test 5654
    max num in matrix 9
    max num in train 14
    I am beginning to get negtive examples
    object preprocess created
    Time used for negative examples: 2975.53179
    I am beginning to model,this is the new model
    model has been fitted
    this is the model that consider the checkin times
    Time used: 0.33353200000010474
    Train_auc is 0.551031
    Test_aus is 0.473606
    I am beginning to model,this is the original model
    model has been fitted
    this is the model that consider the checkin times
    Time used: 0.40079700000023877
    Train_auc is 0.999947
    Test_aus is 0.322601
    train prek is 0.546246
    test prek is 0.000846
    /home/s2013258/.local/lib/python3.5/site-packages/sklearn/cross_validation.py:44: DeprecationWarning: This module was deprecated in version 0.18 in favor of the model_selection module into which all the refactored classes and functions are moved. Also note that the interface of the new CV iterators are different from that of this module. This module will be removed in 0.20.
      "This module will be removed in 0.20.", DeprecationWarning)
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  • 原文地址:https://www.cnblogs.com/fassy/p/7506472.html
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