calculateComparisonData | Calculate the comparison data frame for a given session... |
calculateConfusionMatrix | Calculate confusion matrix for a given set of comparison data |
calculateRecencyFrequency | Calculate recency and frequency statistics from session... |
calculateROC | Calculate ROC curve for a given set of comparison data |
calculate_sss | Calculate sensitivity + specificity statistic for a given set... |
comparison_test_data_homogeneous | Data frame for testing the output of the calculate_sps... |
comparison_test_data_perfect_prediction | Data frame for testing the output of the calculate_sps... |
comparison_test_data_random_prediction | Data frame for testing the output of the calculate_sps... |
comparison_test_data_terrible_prediction | Data frame for testing the output of the calculate_sps... |
cost | Cost function for BG/BB model |
cost_d | Derivative of cost function |
estimateExpectedTransactions | Estimate the expected number of active weeks that a user will... |
estimateReturnProbability | Estimate the probability that a user is still alive, given... |
fetchSessDurData | Fetch session duration data for a given group of users |
getFirstChamp | Categorize users according to their first champion (REVEAL,... |
loglikelihood | Log-Likelihood function for BG/BB model |
loglikelihood0 | Log-Likelihood function for BG/BB model (single user) |
loglikelihood_d | Derivative of log-Likelihood function for BG/BB model |
loglikelihood_d0 | Derivative of log-Likelihood function for BG/BB model (single... |
query_get_user_ids | A string containing the user ids query. |
query_session_duration_data | A string containing the session duration data query. |
query_session_duration_data_sub | A string containing the session duration data query, with... |
query_user_first_champ | A string containing the user_first_champ query. |
query_user_first_champ_sub | A string containing the user_first_champ query, with... |
recency_frequency_mini_test | A data.frame containing the recency/frequency statistics for... |
regularization | Regularization function for BG/BB model |
regularization_d | Derivative of regularization function for BG/BB model |
test_data_cRF_NA | A data frame containing the session duration data that... |
trainModel | Function to train model |
user_id_sample_mini | A random sample of 10 user ids. |
user_id_sample_small | A random sample of 100 user ids. |
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