Research author

Johannes Ackermann

3 AI research papers in the One9Founders library, with summaries and links to original sources.

Papers by Johannes Ackermann

Jun 24, 2026
cs.LG

Bridging Spherical Black-Box Optimizers

Johannes Ackermann, Stefano Peluchetti

Jun 5, 2026
cs.LG

Do Coding Agents Deceive Us? Detecting and Preventing Cheating via Capped Evaluation with Randomized Tests

Thanawat Lodkaew, Johannes Ackermann, Soichiro Nishimori, et al.

4
Apr 3, 2026
cs.LG

Mitigating Reward Hacking in RLHF via Advantage Sign Robustness

Shinnosuke Ono, Johannes Ackermann, Soichiro Nishimori, et al.

Johannes Ackermann — AI Research Papers | One9Founders