哲学:philosophy The difference between causation and correlation
Consideration of causality and correlation as the basis for models of artificial intelligence and machine learning
machine learning
哲学:philosophy 
課題解決:Problem solving Overview and practice of KPIs, KGIs and OKRs for problem analysis
Overview and practice of KPIs, KGIs and OKRs for problem analysis and problem solving for digital transformation, machine learning and artificial intelligence (top-down, bottom-up, POC, Fermi estimation, number of customer visits, number of articles sent, response from inquiries, number of new contacts, sales promotion implementation by stores, KRI, KSF, KFI)