Recommendation systems converge to popularity bias when the majority-user fraction exceeds a threshold p*, and to symmetric retention under mean-separation conditions; a two-timescale ODE model proves this.
Biases in recommendation system
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Stay or Stray - A Dynamical Systems Viewpoint of Popularity Bias
Recommendation systems converge to popularity bias when the majority-user fraction exceeds a threshold p*, and to symmetric retention under mean-separation conditions; a two-timescale ODE model proves this.