Predict Visitor Purchases with a Classification Model in BigQuery ML Reviews

Ashif K. · Reviewed 11 minutes ago

Pʀᴀʙᴀʟ P. · Reviewed about 1 hour ago

Ricky R. · Reviewed about 2 hours ago

HARI MEGHANA K. · Reviewed about 2 hours ago

Two queries are incorrect unable to complete it, please verify and correct. 1st one: SELECT * FROM ml.PREDICT(MODEL `ecommerce.classification_model_2`, ( WITH all_visitor_stats AS ( SELECT fullvisitorid, IF(COUNTIF(totals.transactions > 0 AND totals.newVisits IS NULL) > 0, 1, 0) AS will_buy_on_return_visit FROM `data-to-insights.ecommerce.web_analytics` GROUP BY fullvisitorid ) SELECT CONCAT(fullvisitorid, '-',CAST(visitId AS STRING)) AS unique_session_id, 2nd: SELECT roc_auc, CASE WHEN roc_auc > .9 THEN 'good' WHEN roc_auc > .8 THEN 'fair' WHEN roc_auc > .7 THEN 'decent' WHEN roc_auc > .6 THEN 'not great' ELSE 'poor' END AS model_quality FROM ML.EVALUATE(MODEL ecommerce.classification_model, ( SELECT * EXCEPT(fullVisitorId) FROM # features (SELECT fullVisitorId, IFNULL(totals.bounces, 0) AS bounces, IFNULL(totals.timeOnSite, 0) AS time_on_site FROM `data-to-insights.ecommerce.web_analytics` WHERE totals.newVisits = 1 AND date BETWEEN '20170501' AND '20170630') # eval on 2 months JOIN (SELECT fullvisitorid, IF(COUNTIF(totals.transactions > 0 AND totals.newVisits IS NULL) > 0, 1, 0) AS will_buy_on_return_visit FROM `data-to-insights.ecommerce.web_a

Ravi Kumar D. · Reviewed about 2 hours ago

Shatarupa S. · Reviewed about 2 hours ago

Anwesa H. · Reviewed about 2 hours ago

Prashant G. · Reviewed about 3 hours ago

nice

Baldev R. · Reviewed about 3 hours ago

Done

Wey Jie G. · Reviewed about 3 hours ago

sanchari K. · Reviewed about 3 hours ago

Aashish T. · Reviewed about 3 hours ago

Renaldi A. · Reviewed about 3 hours ago

Digant M. · Reviewed about 3 hours ago

VELDANDA R. · Reviewed about 3 hours ago

Tamal A. · Reviewed about 4 hours ago

Rakesh A. · Reviewed about 5 hours ago

Perfeito !

Rogério S. · Reviewed about 5 hours ago

Wilda A. · Reviewed about 6 hours ago

Cool lab.

Armin M. · Reviewed about 6 hours ago

Mulyana A. · Reviewed about 6 hours ago

Nur A. · Reviewed about 7 hours ago

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Asdrubal R. · Reviewed about 8 hours ago

Amaan P. · Reviewed about 8 hours ago