Social Bots Detection: A Discussion about Traditional Approaches Lifetime
Abstract
Social bot detection algorithms seem to aim a common thread: accuracy. However, if accuracy can be lost as bots evolve, the lifetime of these solutions must also be discussed. Using datasets from 2010 to 2018 to represent this evolution, three traditional models were evaluated to understand this lifetime. Looking at the performance changes, it was possible to see a loss of accuracy over the years and that it reflects a gradual change in the behavior of bots. Other factors such as heterogeneity of data and the ability to remain capable of detecting human accounts over the years (true negatives) are also discussed.
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