Non-Parametric Product Life Cycle Modeling

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In this notebook we present an example of how to use a combination of Bayesian hierarchical models and the non-parametric methods , namely bayesian additive trees ( BART ), to model the product life cycles. This approach is motivated by previous work in cohort analysis, see here . 
 As a case study we use the Google search index (trends) data for iPhones worldwide. We use the data of four…

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