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New bandit algorithms incorporate risk-sensitive Cumulative Prospect Theory

Researchers have developed new algorithms for non-parametric and kernel bandits that incorporate Cumulative Prospect Theory (CPT) for risk-sensitive decision-making. These algorithms, named Non-Parametric CPT Bandits (NPCB) and Kernel-CPT bandits, aim to optimize for CPT-based regret rather than traditional expected reward. The proposed methods achieve regret bounds comparable to existing non-parametric bandit algorithms, indicating that incorporating CPT risk sensitivity does not incur additional order-wise regret costs. AI

IMPACT Introduces novel algorithms for risk-sensitive decision-making in machine learning, potentially impacting areas where risk aversion is critical.

RANK_REASON The cluster contains a research paper detailing new algorithms in machine learning. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.LG →

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New bandit algorithms incorporate risk-sensitive Cumulative Prospect Theory

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The cluster contains a research paper detailing new algorithms in machine learning. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Devdan Dey, Sujoy Bhore, Avishek Ghosh ·

    Risk-Sensitive Non-Parametric and Kernel Bandits

    arXiv:2611.06489v1 Announce Type: cross Abstract: We study non-parametric bandits in which arms are evaluated using Cumulative Prospect Theory (CPT) rather than expected reward. We consider continuous action spaces with arm-dependent noise and propose Non-Parametric CPT Bandits (…