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MARAGS: A Multi-Adapter System for Multi-Task Retrieval Augmented Generation Question Answering

2024/09/05 by Mitchell DeHaven, DeHaven, Mitchell
Computer Science · #Computation and Language (cs.CL) #FOS: Computer and information sciences #Intelligent Tutoring Systems and Adaptive Learning #Speech and dialogue systems #Topic Modeling

paper · pdf · doi:10.48550/arxiv.2409.03171

openalex publication_date 2024/09/05 · openalex created_date 2024/10/19 · openalex updated_date 2026/07/28

Abstract

In this paper we present a multi-adapter retrieval augmented generation system (MARAGS) for Meta's Comprehensive RAG (CRAG) competition for KDD CUP 2024. CRAG is a question answering dataset contains 3 different subtasks aimed at realistic question and answering RAG related tasks, with a diverse set of question topics, question types, time dynamic answers, and questions featuring entities of varying popularity. Our system follows a standard setup for web based RAG, which uses processed web pages to provide context for an LLM to produce generations, while also querying API endpoints for additional information. MARAGS also utilizes multiple different adapters to solve the various requirements for these tasks with a standard cross-encoder model for ranking candidate passages relevant for answering the question. Our system achieved 2nd place for Task 1 as well as 3rd place on Task 2.

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