Implement RAG technique using Langchain, ChromaDB on GPT 3.5 Turbo t for conversational chatbot on a PDF document. — In this blog, we will understand an advanced prompt engineering technique called retrieval augmented generation technique, with hands-on examples using Langchain, ChromaDB, and GPT 3.5 Motivation The field of Natural Language Processing (NLP) has seen significant breakthroughs with the advent of transformer-based models like GPT-3. These language models have the ability…