Beyond Single Pass, Looping Through Time: KG-IRAG with Iterative Knowledge Retrieval

Fuente: arXiv
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Hauptverfasser: Yang, Ruiyi, Xue, Hao, Razzak, Imran, Hacid, Hakim, Salim, Flora D.
Format: Preprint
Veröffentlicht: 2025
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author Yang, Ruiyi
Xue, Hao
Razzak, Imran
Hacid, Hakim
Salim, Flora D.
author_facet Yang, Ruiyi
Xue, Hao
Razzak, Imran
Hacid, Hakim
Salim, Flora D.
contents Graph Retrieval-Augmented Generation (GraphRAG) has proven highly effective in enhancing the performance of Large Language Models (LLMs) on tasks that require external knowledge. By leveraging Knowledge Graphs (KGs), GraphRAG improves information retrieval for complex reasoning tasks, providing more precise and comprehensive retrieval and generating more accurate responses to QAs. However, most RAG methods fall short in addressing multi-step reasoning, particularly when both information extraction and inference are necessary. To address this limitation, this paper presents Knowledge Graph-Based Iterative Retrieval-Augmented Generation (KG-IRAG), a novel framework that integrates KGs with iterative reasoning to improve LLMs' ability to handle queries involving temporal and logical dependencies. Through iterative retrieval steps, KG-IRAG incrementally gathers relevant data from external KGs, enabling step-by-step reasoning. The proposed approach is particularly suited for scenarios where reasoning is required alongside dynamic temporal data extraction, such as determining optimal travel times based on weather conditions or traffic patterns. Experimental results show that KG-IRAG improves accuracy in complex reasoning tasks by effectively integrating external knowledge with iterative, logic-based retrieval. Additionally, three new datasets: weatherQA-Irish, weatherQA-Sydney, and trafficQA-TFNSW, are formed to evaluate KG-IRAG's performance, demonstrating its potential beyond traditional RAG applications.
format Preprint
id arxiv_https___arxiv_org_abs_2503_14234
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Beyond Single Pass, Looping Through Time: KG-IRAG with Iterative Knowledge Retrieval
Yang, Ruiyi
Xue, Hao
Razzak, Imran
Hacid, Hakim
Salim, Flora D.
Artificial Intelligence
Multiagent Systems
Graph Retrieval-Augmented Generation (GraphRAG) has proven highly effective in enhancing the performance of Large Language Models (LLMs) on tasks that require external knowledge. By leveraging Knowledge Graphs (KGs), GraphRAG improves information retrieval for complex reasoning tasks, providing more precise and comprehensive retrieval and generating more accurate responses to QAs. However, most RAG methods fall short in addressing multi-step reasoning, particularly when both information extraction and inference are necessary. To address this limitation, this paper presents Knowledge Graph-Based Iterative Retrieval-Augmented Generation (KG-IRAG), a novel framework that integrates KGs with iterative reasoning to improve LLMs' ability to handle queries involving temporal and logical dependencies. Through iterative retrieval steps, KG-IRAG incrementally gathers relevant data from external KGs, enabling step-by-step reasoning. The proposed approach is particularly suited for scenarios where reasoning is required alongside dynamic temporal data extraction, such as determining optimal travel times based on weather conditions or traffic patterns. Experimental results show that KG-IRAG improves accuracy in complex reasoning tasks by effectively integrating external knowledge with iterative, logic-based retrieval. Additionally, three new datasets: weatherQA-Irish, weatherQA-Sydney, and trafficQA-TFNSW, are formed to evaluate KG-IRAG's performance, demonstrating its potential beyond traditional RAG applications.
title Beyond Single Pass, Looping Through Time: KG-IRAG with Iterative Knowledge Retrieval
topic Artificial Intelligence
Multiagent Systems
url https://arxiv.org/abs/2503.14234