Yingjie Fei
9 papers · 2018–2023 · 4 conferences · across top CS/AI conferences
Achievements
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π£ Hot Topic Early Bird π§ Keyword Pioneer π Conference Polyglot (4) π Academic Marathon (5) πΊοΈ Taxonomy Completionist (18)
π
Interdisciplinary Bridge
π
Cross-Pollinator
(9)
π
Renaissance Researcher
(5)
π
Keyword Champion
(3)
π₯
Unstoppable
(6)
Conferences
ICML (3)
NIPS (3)
COLT (2)
ACL (1)
Top co-authors
Keywords
regret bound
(4)
entropic risk measure
(3)
risk-sensitive reinforcement learning
(3)
markov decision process
(2)
semidefinite programming
(2)
text classification
(1)
convex optimization
(1)
policy optimization
(1)
dynamic regret
(1)
transfer learning
(1)
bellman equation
(1)
minimax estimation
(1)
signal-to-noise ratio
(1)
logarithmic regret
(1)
exponential utility
(1)
sample complexity
(1)
stochastic block model
(1)
linear convergence
(1)
exact recovery
(1)
linear function approximation
(1)
Papers
Donβt Retrain, Just Rewrite: Countering Adversarial Perturbations by Rewriting Text
ACL 2023
Cascaded Gaps: Towards Logarithmic Regret for Risk-Sensitive Reinforcement Learning
ICML 2022
Risk-Sensitive Reinforcement Learning with Function Approximation: A Debiasing Approach
ICML 2021
Exponential Bellman Equation and Improved Regret Bounds for Risk-Sensitive Reinforcement Learning
NIPS 2021
Dynamic Regret of Policy Optimization in Non-Stationary Environments
NIPS 2020
Risk-Sensitive Reinforcement Learning: Near-Optimal Risk-Sample Tradeoff in Regret
NIPS 2020
Spectral Frank-Wolfe Algorithm: Strict Complementarity and Linear Convergence
ICML 2020
Achieving the Bayes Error Rate in Stochastic Block Model by SDP, Robustly
COLT 2019
Hidden Integrality of SDP Relaxations for Sub-Gaussian Mixture Models
COLT 2018