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Changan Zhang is a Business Analytics Consultant and Data Scientist. He got the PhD in Business Analytics at Bentley university. He is the BI manager, Advanced Data Engineer and Scientist at Ctrip.com. His specialties are predictive modeling, data mining, Bayesian analysis, social network analysis, and Big Data analysis. 

His doctor thesis focused on data-driving marketing, and provided a road map to practitioners who might wish to implement the data and big data analytics on marketing from the perspectives of competition, social networking connectedness, and unstructured text data. First, He demonstrated the possibility that unknown advertising activity of a competitor can be estimated ...

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