Search Results for author: Zirui Guo

Found 6 papers, 4 papers with code

LightPROF: A Lightweight Reasoning Framework for Large Language Model on Knowledge Graph

no code implementations4 Apr 2025 Tu Ao, Yanhua Yu, Yuling Wang, Yang Deng, Zirui Guo, Liang Pang, Pinghui Wang, Tat-Seng Chua, Xiao Zhang, Zhen Cai

Next, through a Transformer-based Knowledge Adapter, it finely extracts and integrates factual and structural information from the KG, then maps this information to the LLM's token embedding space, creating an LLM-friendly prompt to be used by the LLM for the final reasoning.

Knowledge Graphs Language Modeling +2

PathRAG: Pruning Graph-based Retrieval Augmented Generation with Relational Paths

1 code implementation18 Feb 2025 BoYu Chen, Zirui Guo, Zidan Yang, Yuluo Chen, Junze Chen, Zhenghao Liu, Chuan Shi, Cheng Yang

Typical RAG approaches split the text database into chunks, organizing them in a flat structure for efficient searches.

RAG Retrieval

LightRAG: Simple and Fast Retrieval-Augmented Generation

1 code implementation8 Oct 2024 Zirui Guo, Lianghao Xia, Yanhua Yu, Tu Ao, Chao Huang

Retrieval-Augmented Generation (RAG) systems enhance large language models (LLMs) by integrating external knowledge sources, enabling more accurate and contextually relevant responses tailored to user needs.

Information Retrieval RAG +1

Intent-aware Recommendation via Disentangled Graph Contrastive Learning

no code implementations6 Mar 2024 Yuling Wang, Xiao Wang, Xiangzhou Huang, Yanhua Yu, Haoyang Li, Mengdi Zhang, Zirui Guo, Wei Wu

The other is different behaviors have different intent distributions, so how to establish their relations for a more explainable recommender system.

Contrastive Learning Graph Neural Network

GraphEdit: Large Language Models for Graph Structure Learning

1 code implementation23 Feb 2024 Zirui Guo, Lianghao Xia, Yanhua Yu, Yuling Wang, Zixuan Yang, Wei Wei, Liang Pang, Tat-Seng Chua, Chao Huang

Graph Structure Learning (GSL) focuses on capturing intrinsic dependencies and interactions among nodes in graph-structured data by generating novel graph structures.

Graph structure learning

Improving Expressive Power of Spectral Graph Neural Networks with Eigenvalue Correction

1 code implementation28 Jan 2024 Kangkang Lu, Yanhua Yu, Hao Fei, Xuan Li, Zixuan Yang, Zirui Guo, Meiyu Liang, Mengran Yin, Tat-Seng Chua

Moreover, we theoretically establish that the number of distinguishable eigenvalues plays a pivotal role in determining the expressive power of spectral graph neural networks.

Node Classification

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