Kohei Hatano
8 papers · 2010–2025 · 3 venues · across top CS/AI venues
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Achievements
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π Conference Polyglot Β· Bronze π Academic Marathon Β· Full π Interdisciplinary Bridge Β· Silver πΊοΈ Taxonomy Completionist (15) π£ Hot Topic Early Bird
π
Conference Pioneer
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Research topics
Keywords
online learning
(4)
online convex optimization
(3)
regret bound
(2)
semidefinite programming
(1)
low-rank approximation
(1)
side information
(1)
sample complexity
(1)
sparse model
(1)
sparse modeling
(1)
sparse optimization
(1)
kernel reconstruction
(1)
rank aggregation
(1)
sequential minimal optimization
(1)
expert advice
(1)
support vector machine
(1)
bradley-terry model
(1)
arm selection
(1)
collaborative filtering
(1)
stochastic bandit
(1)
stochastic optimization
(1)
Papers
Multi-thresholding Good Arm Identification with Bandit Feedback
ACML 2025
An online semi-definite programming with a generalised log-determinant regularizer and its applications
ACML 2021
Expert advice problem with noisy low rank loss
ACML 2021
Simultaneous Safe Screening of Features and Samples in Doubly Sparse Modeling
ICML 2016
Online Density Estimation of Bradley-Terry Models
COLT 2015
Online matrix prediction for sparse loss matrices
ACML 2014
Online Rank Aggregation
ACML 2012
Ellipsoidal Support Vector Machines
ACML 2010