PulseAugur
EN
LIVE 16:14:51

How LLMs 'know' facts: statistical prediction vs. true understanding

Large Language Models (LLMs) function by predicting the next token, which can be a word or part of a word, effectively acting as advanced auto-complete systems. While their core mechanism involves complex mathematics and next-token prediction, they undergo a crucial fine-tuning phase where human raters evaluate outputs for helpfulness and accuracy. This fine-tuning process adjusts the model to favor highly-rated responses, enabling it to answer coding questions coherently and perform specific tasks beyond simple text generation. The apparent intelligence of LLMs, such as knowing the sky is blue, stems not from true understanding but from statistical patterns learned from vast datasets; the model predicts 'blue' after 'The sky is' because that is the most common human response in its training data. AI

IMPACT Explains the statistical basis of LLM knowledge, clarifying that 'understanding' is a human interpretation of predictive accuracy.

RANK_REASON The item explains the inner workings of LLMs and their apparent intelligence, framing it as a commentary on how these models learn and predict rather than a new release or research finding.

Read on dev.to — LLM tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

How LLMs 'know' facts: statistical prediction vs. true understanding

COVERAGE [1]

  1. dev.to — LLM tag TIER_1 English(EN) · Anay Pandya ·

    How does an LLM "know" the sky is blue?

    <p>For most people, LLMs are a magic box that spews out language. Somehow, that language is very similar to "<strong>what a human would say</strong>". "LLMs work on neural networks", "LLMs predict the next words in a sentence", "They're trained on a large set of data", are some o…