arXiv:2609.15248v2 Announce Type: replace-cross Abstract: In bandits with probing, a learner selects at most $k$ of $n$ arms per round, earns the largest of their rewards, and competes with the best fixed single arm. For independent arms with i.i.d. rewards in $[0,1]$ and $2\le kSource:https://arxiv.org/abs/2609.15248