2 papers
cs.LG2025
On the Problem of Best Arm Retention
Houshuang Chen, Yuchen He, Chihao Zhang
This paper presents a comprehensive study on the problem of Best Arm Retention (BAR), which has recently found applications in streaming algorithms for multi-armed bandits. In the…
cs.DS2025
On the query complexity of sampling from non-log-concave distributions
Yuchen He, Chihao Zhang
We study the problem of sampling from a -dimensional distribution with density , which does not necessarily satisfy good isoperimetric conditions. Specifi…