模型bug修复

spark/featureEngSk.py

@@ -1001,9 +1001,10 @@ if __name__ == '__main__':
         card_id, 
         label,
         partition_date,
+        label_count, 
         COALESCE(SUM(label_count) OVER(PARTITION BY card_id, label ORDER BY partition_date ROWS BETWEEN {itemStatisticStartDays} PRECEDING AND 1 PRECEDING), 0) label_count_sum,
         COALESCE(AVG(label_count) OVER(PARTITION BY card_id, label ORDER BY partition_date ROWS BETWEEN {itemStatisticStartDays} PRECEDING AND 1 PRECEDING), 0) label_count_avg,
-        COALESCE(STDDEV(label_count) OVER(PARTITION BY card_id, label ORDER BY partition_date ROWS BETWEEN {itemStatisticStartDays} PRECEDING AND 1 PRECEDING), 0) label_count_stddev
+        COALESCE(STDDEV_POP(label_count) OVER(PARTITION BY card_id, label ORDER BY partition_date ROWS BETWEEN {itemStatisticStartDays} PRECEDING AND 1 PRECEDING), 0) label_count_stddev
     FROM
         itemStatisticDF
     """.format(itemStatisticStartDays = itemStatisticStartDays)