Python-KaggleInstacart市场篮子阐发

Python-KaggleInstacart市场篮子阐发
Python-KaggleInstacart市场篮子阐发orders(3.4mrows,206kusers):order_id:orderidentifieruser_id:customeridentifiereval_set:whichevaluationsetthisorderbelongsin(seeSETdescribedbelow)order_number:theordersequencenumberforthisuser(1=first,n=nth)order_dow:thedayoftheweektheorderwasplacedonorder_hour_of_day:thehourofthedaytheorderwasplacedondays_since_prior:dayssincethelastorder,cappedat30(withNAsfororder_number=1)products(50krows):product_id:productidentifierproduct_name:nameoftheproductaisle_id:foreignkeydepartment_id:foreignkeyaisles(134rows):aisle_id:aisleidentifieraisle:thenameoftheaisledeptartments(21rows):department_id:departmentidentifierdepartment:thenameofthedepartmentorder_products__SET(30m+rows):order_id:foreignkeyproduct_id:foreignkeyadd_to_cart_order:orderinwhicheachproductwasaddedtocartreordered:1ifthisproducthasbeenorderedbythisuserinthepast,0otherwisewhereSETisoneofthefourfollowingevaluationsets(eval_setinorders):"prior":orderspriortothatusersmostrecentorder(~3.2morders)"train":trainingdatasuppliedtoparticipants(~131korders)"test":testdatareservedformachinelearningcompetitions(~75korders)