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Data talk-and-beer efremov-sales_forecasting

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Data science, Retail & Opportunities. How businesses can benefit from sales forecasting and accurate sales projections.

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Data talk-and-beer efremov-sales_forecasting

  1. 1. DATA SCIENCE, RETAIL & OPPORTUNITIES Alexander Efremov
  2. 2. Agenda Trends in DS DS & Retail Opportunities
  3. 3. Trends in DS From Big Enterprises to SME Reduce human intervention Mixed Data
  4. 4. DS & Retail  Retail Industry Why A4Retail? Demand forecast, Storage planning, Price Optimization, etc. Retail System – Spec. • Dynamic, Time-Varying, Non-Linear, MIMO system Retail Data – Spec. • Missings, Outliers, Uninformative vars, Seasonality, Trend, etc.
  5. 5. Automated Workflow ……… Retail System product1: price, disc., adv., disp... sale1 … salen … weather social events other productn: price, disc., adv., disp...
  6. 6. Automated Workflow Data Prep Modelling Validation Business knowledgeData no yes Sales Forecast & Stats
  7. 7. Automated Workflow Data Prep Cleaning - Miss, Outs, LowVar Preprocessing - Vars decomp. /detrend, deseas./ - Transform - Standardization - Remove multicol., etc. Modelling & Validation Multistage modelling SWR - Model dev Model val Sales forecast & Stats Model destandardization Detransformation Add trend & seas
  8. 8. Data Prep  Missings  Seasonality
  9. 9. Modelling  SWR & Multistage Modelling Modelling 2 Modelling 1 Fact. Set 1 Product Modelling 3 Fact. Set 2 Category Fact. Set 3 Rest y e1 e2 Depend.
  10. 10. DS & Retail A4Retail – Results www.a4everyone.com
  11. 11. Opportunities Opportunities Education Business Science
  12. 12. DATA SCIENCE, RETAIL & OTHER OPPORTUNITIES Alexander Efremov THANK YOU

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