Nishant A. Mehta
9 papers · 2013–2026 · 5 venues · across top CS/AI venues
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Achievements
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🌉 Interdisciplinary Bridge · Bronze 🏃 Academic Marathon · Half 🗺️ Taxonomy Completionist (19) 🐣 Hot Topic Early Bird 🌍 Conference Polyglot · Silver
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Conference Pioneer
📈
Trend Setter
Venues
Top co-authors
Research topics
Keywords
regret bound
(4)
multi-armed bandit
(3)
empirical risk minimization
(3)
online learning
(2)
loss function
(2)
excess risk bound
(2)
statistical learning
(2)
rademacher complexity
(1)
ucb algorithm
(1)
thompson sampling
(1)
proper loss functions
(1)
stochastic mixability
(1)
higher-order statistics
(1)
convergence rate
(1)
heavy-tailed distribution
(1)
linear bandit
(1)
stochastic bandit
(1)
piecewise constant reward
(1)
learning halfspace
(1)
scalable algorithm
(1)
Papers
Toward Simultaneously Optimal Regret in U-Calibration
COLT 2026
Open Problem: Optimal Rates for Stochastic Decision-Theoretic Online Learning Under Differentially Privacy
COLT 2024
Thresholded linear bandits
AISTATS 2023
Fast Rates for General Unbounded Loss Functions: From ERM to Generalized Bayes
JMLR 2020
A tight excess risk bound via a unified PAC-Bayesian–Rademacher–Shtarkov–MDL complexity
ALT 2019
Multi-Observation Regression
AISTATS 2019
Problem-dependent Regret Bounds for Online Learning with Feedback Graphs
UAI 2019
Fast Rates in Statistical and Online Learning
JMLR 2015
MLPACK: A Scalable C++ Machine Learning Library
JMLR 2013