Пример #1
0
    def __init__(self,  nbr_users = 4, nbr_items = 6, parameters = False, filename = False):
        MFRecommender.__init__(self, nbr_users, nbr_items, filename)

        # Initialize the training parameters with the default value
        self.nbr_epochs = 200
        self.feature_init = 0.1
        self.learning_rate = 0.01
        self.learning_rate_users = 0.01
        self.learning_rate_items = 0.01
        self.K_users = 0.1
        self.K_items = 0.1
        self.K_bias = 0.007
        self.dimensionality = 40

        if parameters:
            self.set_parameters(parameters)

        self.rating_cache = None
        self.nbr_ratings = None
        self.global_avg = None
        self.components_mean = None
        self.N = None
        self.items_feedback = None
        self.feedback_rated = None
        self.feedback_hash = None
Пример #2
0
    def __init__(self,
                 nbr_users=4,
                 nbr_items=6,
                 parameters=False,
                 filename=False):
        MFRecommender.__init__(self, nbr_users, nbr_items, parameters)

        # Initialize the training parameters with the default value
        self.min_epochs = 275
        self.max_epochs = 275
        self.min_improvement = 0.0001
        self.feature_init = 0.1
        self.learning_rate = 0.001
        self.learning_rate_users = 0.001
        self.learning_rate_items = 0.001
        self.K = 0.05
        self.K2 = 0.01
        self.K3 = 0.01
        self.dimensionality = 40

        if parameters:
            self.set_parameters(parameters)

        self.batch_size = 10
        self.rmse_history = np.zeros(self.max_epochs)
        self.rating_cache = None
        self.nbr_ratings = None
        self.global_avg = None
        self.mongodb_iterator = None
        self.components_mean = None
        self.N = None
        self.items_feedback = None
        self.feedback_rated = None
        self.feedback_hash = None
Пример #3
0
    def __init__(self,  nbr_users = 4, nbr_items = 6, parameters = False, filename = False):
        MFRecommender.__init__(self, nbr_users, nbr_items, parameters)

        # Initialize the training parameters with the default value
        self.min_epochs = 275
        self.max_epochs = 275
        self.min_improvement = 0.0001
        self.feature_init = 0.1
        self.learning_rate = 0.001
        self.learning_rate_users = 0.001
        self.learning_rate_items = 0.001
        self.K = 0.05
        self.K2 = 0.01
        self.K3 = 0.01
        self.dimensionality = 40

        if parameters:
            self.set_parameters(parameters)

        self.batch_size = 10
        self.rmse_history = np.zeros(self.max_epochs)
        self.rating_cache = None
        self.nbr_ratings = None
        self.global_avg = None
        self.mongodb_iterator = None
        self.components_mean = None
        self.N = None
        self.items_feedback = None
        self.feedback_rated = None
        self.feedback_hash = None
Пример #4
0
    def __init__(self,
                 nbr_users=4,
                 nbr_items=6,
                 parameters=False,
                 filename=False):
        MFRecommender.__init__(self, nbr_users, nbr_items, filename)

        # Initialize the training parameters with the default value
        self.nbr_epochs = 200
        self.feature_init = 0.1
        self.learning_rate = 0.01
        self.learning_rate_users = 0.01
        self.learning_rate_items = 0.01
        self.K_users = 0.1
        self.K_items = 0.1
        self.K_bias = 0.007
        self.dimensionality = 40

        if parameters:
            self.set_parameters(parameters)

        self.rating_cache = None
        self.nbr_ratings = None
        self.global_avg = None
        self.components_mean = None
        self.N = None
        self.items_feedback = None
        self.feedback_rated = None
        self.feedback_hash = None
Пример #5
0
    def __init__(self,  nbr_users = 4, nbr_items = 6, parameters = False, filename = False):
        MFRecommender.__init__(self, nbr_users, nbr_items, filename)

        # Initialize the training parameters with the default value
        self.dimensionality = 150

        if parameters:
            self.set_parameters(parameters)
Пример #6
0
    def __init__(self,  nbr_users = 4, nbr_items = 6, parameters = False, filename = False):
        MFRecommender.__init__(self, nbr_users, nbr_items, filename)

        # Initialize the training parameters with the default value
        self.k = 80
        self.k_min = 2
        self.sim_threshold = 0.18
        self.dimensionality = 40

        if parameters:
            self.set_parameters(parameters)
Пример #7
0
    def __init__(self,
                 nbr_users=4,
                 nbr_items=6,
                 parameters=False,
                 filename=False):
        MFRecommender.__init__(self, nbr_users, nbr_items, filename)

        # Initialize the training parameters with the default value
        self.dimensionality = 150

        if parameters:
            self.set_parameters(parameters)
Пример #8
0
    def __init__(self,
                 nbr_users=4,
                 nbr_items=6,
                 parameters=False,
                 filename=False):
        MFRecommender.__init__(self, nbr_users, nbr_items, filename)

        # Initialize the training parameters with the default value
        self.k = 80
        self.k_min = 2
        self.sim_threshold = 0.18
        self.dimensionality = 40

        if parameters:
            self.set_parameters(parameters)
Пример #9
0
    def __init__(self, nbr_users=4, nbr_items=6, parameters=None):
        MFRecommender.__init__(self, nbr_users, nbr_items, parameters)

        # Initialize the training parameters with the default value
        self.nbr_epochs = 20
        self.feature_init = 0.1
        self.K = 0.025
        self.dimensionality = 20
        self.neighborhood = 500

        self.batch_size = 10
        self.rating_cache = None
        self.nbr_ratings = None
        self.global_avg = None
        self.mongodb_iterator = None
        self.components_mean = None
        self.N = None
        self.items_feedback = None
        self.feedback_rated = None
        self.feedback_hash = None

        if parameters:
            self.set_parameters(parameters)
Пример #10
0
    def __init__(self,  nbr_users = 4, nbr_items = 6, parameters = None):
        MFRecommender.__init__(self, nbr_users, nbr_items, parameters)

        # Initialize the training parameters with the default value
        self.nbr_epochs = 20
        self.feature_init = 0.1
        self.K = 0.025
        self.dimensionality = 20
        self.neighborhood = 500

        self.batch_size = 10
        self.rating_cache = None
        self.nbr_ratings = None
        self.global_avg = None
        self.mongodb_iterator = None
        self.components_mean = None
        self.N = None
        self.items_feedback = None
        self.feedback_rated = None
        self.feedback_hash = None

        if parameters:
            self.set_parameters(parameters)