Next-generation database interfaces: A survey of llm-based text-to-sql

Z Hong, Z Yuan, Q Zhang, H Chen, J Dong… - arxiv preprint arxiv …, 2024‏ - arxiv.org
Generating accurate SQL from natural language questions (text-to-SQL) is a long-standing
challenge due to the complexities in user question understanding, database schema …

Macro graph neural networks for online billion-scale recommender systems

H Chen, Y Bei, Q Shen, Y Xu, S Zhou… - Proceedings of the …, 2024‏ - dl.acm.org
Predicting Click-Through Rate (CTR) in billion-scale recommender systems poses a long-
standing challenge for Graph Neural Networks (GNNs) due to the overwhelming …

Generative adversarial framework for cold-start item recommendation

H Chen, Z Wang, F Huang, X Huang, Y Xu… - Proceedings of the 45th …, 2022‏ - dl.acm.org
The cold-start problem has been a long-standing issue in recommendation. Embedding-
based recommendation models provide recommendations by learning embeddings for each …

Neighbor enhanced graph convolutional networks for node classification and recommendation

H Chen, Z Huang, Y Xu, Z Deng, F Huang, P He… - Knowledge-based …, 2022‏ - Elsevier
Abstract The recently proposed Graph Convolutional Networks (GCNs) have achieved
significantly superior performance on various graph-related tasks, such as node …

Multi-behavior collaborative filtering with partial order graph convolutional networks

Y Zhang, Y Bei, H Chen, Q Shen, Z Yuan… - Proceedings of the 30th …, 2024‏ - dl.acm.org
Representing information of multiple behaviors in the single graph collaborative filtering
(CF) vector has been a long-standing challenge. This is because different behaviors …

Graph Cross-Correlated Network for Recommendation

H Chen, Y Bei, W Huang, S Chen… - … on Knowledge and …, 2024‏ - ieeexplore.ieee.org
Collaborative filtering (CF) models have demonstrated remarkable performance in
recommender systems, which represent users and items as embedding vectors. Recently …

Non-recursive cluster-scale graph interacted model for click-through rate prediction

Y Bei, H Chen, S Chen, X Huang, S Zhou… - Proceedings of the 32nd …, 2023‏ - dl.acm.org
Extracting users' interests from their behavior, particularly their 1-hop neighbors, has been
shown to enhance Click-Through Rate (CTR) prediction performance. However, online …

Content-based graph reconstruction for cold-start item recommendation

J Kim, E Kim, K Yeo, Y Jeon, C Kim, S Lee… - Proceedings of the 47th …, 2024‏ - dl.acm.org
Graph convolutions have been successfully applied to recommendation systems, utilizing
high-order collaborative signals present in the user-item interaction graph. This idea …

Can graph neural networks go deeper without over-smoothing? Yes, with a randomized path exploration!

K Bose, S Das - IEEE Transactions on Emerging Topics in …, 2023‏ - ieeexplore.ieee.org
Graph Neural Networks (GNNs) have emerged as one of the most powerful approaches for
learning on graph-structured data, even though they are mostly restricted to being shallow in …

A Survey of Graph Retrieval-Augmented Generation for Customized Large Language Models

Q Zhang, S Chen, Y Bei, Z Yuan, H Zhou… - arxiv preprint arxiv …, 2025‏ - arxiv.org
Large language models (LLMs) have demonstrated remarkable capabilities in a wide range
of tasks, yet their application to specialized domains remains challenging due to the need for …