10 Clever Microsoft Excel Tricks to Use in 2026

Once data is loaded into Excel, Copilot allows users to ask questions in natural language instead of building new formulas.
IEEE

Building Advanced RAG Q&A with Multiple Data Sources Using Langchain: A Multi-Search Agent RAG Application in Ubiquitous Learning

Abstract: The integration of Large Language Models (LLMs) in Question-Answering (QA) systems has made significant progress, yet they often fail to generate precise answers for queries beyond their ...