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Avoiding hallucinations in LLM-powered Applications

Blog post from Vectara

Post Details
Company
Date Published
Author
Ofer Mendelevitch
Word Count
1,900
Company Posts That Month
12
Language
English
Hacker News Points
-
Post removed?
No
Summary

Large language models (LLMs) like GPT-4, Llama, and Bard are prone to hallucinations, which occur when they generate nonsensical or unfaithful responses. This can happen due to limited knowledge in their training datasets, lack of factual accuracy checks, and optimization for generating probable responses rather than true ones. Hallucinations can be influenced by prompt engineering, where the LLM is convinced to mimic a specific persona or respond in a certain way. Vectara's Grounded Generation approach addresses this issue by augmenting the LLM's knowledge with external sources, providing more accurate responses and increasing trust from users, allowing for safer deployment of LLM technology across various use cases.

Trends Found in this Post
Trend Post Mentions Total Month Mentions Posts Companies MoM
LLM 42 1,584 196 86 +97%
AI Model Fine-tuning 1 176 79 58 +28%
RAG 1 78 39 9 +333%
Reinforcement learning 1 142 20 13 +216%
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