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2.1 Hallucinations
| Term | Definition |
|---|---|
| AI Hallucination | When a generative AI tool presents false |
| Pattern-Prediction Machine | How Generative AI functions; it builds sentences word-by-word based on math and probabilities rather than checking a database of true facts. |
| Rule of 2 | The fact-checking guideline stating you must verify any AI-generated fact using at least 2 trusted |
| Search Engine | A web tool (like Google) that searches an index of existing internet pages created by humans to return matching links. |
| Generative AI | A type of AI (like ChatGPT or Gemini) that creates brand-new text |
| Primary Source | An original document |
| Trusted Web Domains | Website endings like .edu (educational institutions) and .gov (official government) that are reliable places to fact-check AI information. |
| Made-Up Citations | A common AI error where the tool invents fake authors |
| Fact-Checking | The process of verifying that statements |
| Word Prediction | The step in AI text generation where the system guesses which realistic word is statistically most likely to follow the previous word. |