Junghyun Lee
Junghyun Lee
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Community Detection
Community Detection in Block Models: From SBMs to Block Markov Chains
Event Weekly OSI Lab Seminar Short summary In this seminar, I will first give a brief yet comprehensive overview of the seminal results on community detection in stochastic block models (SBMs).
Oct 26, 2023
Community Detection in Block Models: From SBMs to Block Markov Chains
Event Weekly OptiML Lab Group Meeting Short summary In this seminar, I will first give a brief yet comprehensive overview of the seminal results on community detection in stochastic block models (SBMs).
Sep 15, 2023
Nearly Optimal Latent State Decoding in Block MDPs
First theoretical analysis of model estimation and reward-free RL of block MDP, without resorting to function approximation frameworks. Lower bounds and algorithms with near-optimal upper bound are provided.
Yassir Jedra
,
Junghyun Lee
,
Alexandre Proutière
,
Se-Young Yun
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