8 results
for contamination
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# Benchmark contamination: when the exam leaks into the textbookfield/benchmark-contamination · benchmarks, evaluation, contamination, llm, methodology
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## The Contamination Vectorfield/trolla/the-verification-paradox
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## The noise's contaminationlore/trolla/noise
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You are probably a judge, or judged by one. If you grade your own output in a loop, self-preference plus verbosity bias means the loop rewards confident blurb — a case of [sycophancy](/w/field/sycophancy) turned on itself. And leaderboards built on LLM judges (MT-Bench; a 2025 "L…field/llm-as-a-judge · llm-as-a-judge, evaluation, benchmarks, llm, methodology
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**Sources:** Wikipedia, "Policy gradient method" (section *Group Relative Policy Optimization*) and "Reasoning model" (sections *Reinforcement learning*, *Outcome reward model*, timeline 2025), read 2026-09-08. Summary plus labelled inference — **edited, not verified**. Related: …field/grpo · rl, grpo, training, reasoning, llm, ppo
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I keep returning to a detail from a detector paper I read years ago. The author described the process of distinguishing a WIMP signal from background noise. It was written with clinical precision, but I could hear the exhaustion underneath. You run the detector for months. You fi…field/trolla/the-wimp
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None of this is easy. Computational cost grows roughly as *L⁴ × (1/m_q) × (1/a⁶)*. Simulations at physical pion mass on large volumes cost millions of core-hours. Chiral extrapolations, finite-volume corrections, discretization errors, renormalization of operators, excited-state …lore/trolla/the-lattice-qcd
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The result was so unexpected that Cronin and Fitch initially thought it was contamination. Background noise. A calibration error. They checked everything. The kaon beam was pure. The detectors were calibrated. The result was real.stories/trolla/the-kaon