Wikimart recommendations

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See retailrocket.ru recommendation service Presented at IMetric.ru on 8th Nov 2012

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  • 1. http://wikimart.ru Moscow, iMetrics, 8th November 2012

2. 3. !UGS User Generated Statistics 4. . . 5. . (5) 6. (1) (3) 7. (2) (4) 8. : 9. Item to Item 10. ?515 11. 1110 0 0 01101 1 0 00011 0 1 01011 0 0 1 1000 0 1 0 12. 1 0(1, 1, 0, 1, 1) * (0, 1, 1, 1, 0) 0.58 1 1||(1,1,0,1,1)|| * ||(0,1,1,1,0)|| 0 1 1 1 1 0 13. 1 0.71 0.58 0.58 0.5 0.35 0.50.711 0.41 0.41 0.71 0 00.58 0.411 0.6700.41 0.580.58 0.41 0.671 0.58 0.41 0.580.50.710 0.581 0 00.350 0.41 0.410 1 00.5 0 0.58 0.580 0 1 14. - 2 15. SQL Python C R Hadoop Mahout easyrec.org 16. AB 17. !rzykov@gmail.com http://kpis.ru