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math.PR2026
Dimension Dependent Correlation Gap Bounds under Restricted Independence
Arjun Ramachandra
The pairwise independent correlation gap is the ratio of the maximum expected value of a set function under arbitrary dependence to that under pairwise independence, measuring the…
math.OC2026
Counterexample to a conjecture on the pairwise independent correlation gap using AI
Arjun Ramachandra, Karthik Natarajan
Aided by the AI tool GPT5.5 Pro, we provide a counterexample to a conjecture made by Ramachandra and Natarajan (2025) [Pairwise independent correlation gap, Operations Research Let…