6. 使ããã® â Apache Spark ⢠SparkSQL & DataFrame ã»ã»ã»ãã¼ã¿æä½ï¼å å·¥ ⢠Spark MLlib ⢠Pipeline ã»ã»ã»ã¯ã¼ã¯ãã㼠⢠HashingTrick ã»ã»ã»ç¹å¾´ã®ãã¯ãã«åã次å åæ¸ â¢ LogisticRegression ã»ã»ã»ãã¸ã¹ãã£ãã¯å帰 ⢠CrossValidator ã»ã»ã»æé©ã¢ãã«ã®é¸æ â databricks/spark-csv ã»ã»ã»CSVãã¼ãµ 6 8. ãã¼ã¿æ§é 8 ⢠id: ad identifier ⢠click: 0/1 for non-click/click ⢠hour: YYMMDDHH ⢠C1 -- anonymized categorical variable ⢠banner_pos ⢠site_id ⢠site_domain ⢠site_category ⢠a
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