HIGHLIGHTS
- who: Riccardo Di Clemente from the Massachusetts Institute University College have published the research work: Sequences of purchases in credit card data reveal lifestyles in urban populations, in the Journal: NATURE COMMUNICATIONS NATURE COMMUNICATIONS
- what: The authors show that the selection of significant sequences is a critical step in the process; it improves the TF-IDF method that is not able to discern the spending habits within the data. But in several cases, the frequency of the generated words has a small number of 4 occurrences; in Supplementary Figures 3, 4, the authors show the . . .
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