Influencing Bandits: Arm Selection for Preference Shaping

no code implementations • 29 Feb 2024 • Viraj Nadkarni, D. Manjunath, Sharayu Moharir

For the case of binary opinions, two types of opinion dynamics are considered -- decreasing elasticity (modeled as a Polya urn with increasing number of balls) and constant elasticity (using the voter model).

Recommendation Systems Thompson Sampling

ZeroSwap: Data-driven Optimal Market Making in DeFi

no code implementations • 13 Oct 2023 • Viraj Nadkarni, Jiachen Hu, Ranvir Rana, Chi Jin, Sanjeev Kulkarni, Pramod Viswanath

This ensures that the market maker balances losses to informed traders with profits from noise traders.

CRISP: Curriculum based Sequential Neural Decoders for Polar Code Family

1 code implementation • 1 Oct 2022 • S Ashwin Hebbar, Viraj Nadkarni, Ashok Vardhan Makkuva, Suma Bhat, Sewoong Oh, Pramod Viswanath

We design a principled curriculum, guided by information-theoretic insights, to train CRISP and show that it outperforms the successive-cancellation (SC) decoder and attains near-optimal reliability performance on the Polar(32, 16) and Polar(64, 22) codes.

Decoder