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Retrieval-Augmented Generation (RAG) enables large language models (LLMs) to access external knowledge sources, but the effectiveness of RAG relies on the coordination between the retriever and the generator. Since these components are…

Computation and Language · Computer Science 2025-09-24 Junlin Wang , Zehao Wu , Shaowei Lu , Yanlan Li , Xinghao Huang

The collaboration between agents has gradually become an important topic in multi-agent systems. The key is how to efficiently solve the credit assignment problems. This paper introduces MGAN for collaborative multi-agent reinforcement…

Multiagent Systems · Computer Science 2021-05-14 Zhiwei Xu , Bin Zhang , Yunpeng Bai , Dapeng Li , Guoliang Fan

In a variety of application domains the content to be recommended to users is associated with text. This includes research papers, movies with associated plot summaries, news articles, blog posts, etc. Recommendation approaches based on…

Machine Learning · Statistics 2016-09-12 Trapit Bansal , David Belanger , Andrew McCallum

Graph neural networks have demonstrated state-of-the-art performance on knowledge graph tasks such as link prediction. However, interpreting GNN predictions remains a challenging open problem. While many GNN explainability methods have been…

Machine Learning · Computer Science 2025-06-17 Ryoji Kubo , Djellel Difallah

Effective knowledge management is critical for preserving institutional expertise and improving the efficiency of workforce training in state transportation agencies. Traditional approaches, such as static documentation, classroom-based…

Computation and Language · Computer Science 2026-03-05 Divija Amaram , Lu Gao , Gowtham Reddy Gudla , Tejaswini Sanjay Katale

Naive Retrieval-Augmented Generation (RAG) focuses on individual documents during retrieval and, as a result, falls short in handling networked documents which are very popular in many applications such as citation graphs, social media, and…

Machine Learning · Computer Science 2025-07-15 Yuntong Hu , Zhihan Lei , Zheng Zhang , Bo Pan , Chen Ling , Liang Zhao

To tackle long-context reasoning tasks without the quadratic complexity of standard attention mechanisms, approaches based on agent memory have emerged, which typically maintain a dynamically updated memory when linearly processing document…

Computation and Language · Computer Science 2026-05-12 Baibei Ji , Xiaoyang Weng , Juntao Li , Zecheng Tang , Yihang Lou , Min Zhang

In multi-agent reinforcement learning (MARL), the integration of a communication mechanism, allowing agents to better learn to coordinate their actions and converge on their objectives by sharing information. Based on an interaction graph,…

Machine Learning · Computer Science 2026-04-30 Valentin Cuzin-Rambaud , Laetitia Matignon , Maxime Morge

We present a novel deep recurrent neural network architecture that learns to build implicit plans in an end-to-end manner by purely interacting with an environment in reinforcement learning setting. The network builds an internal plan,…

Artificial Intelligence · Computer Science 2016-06-16 Alexander , Vezhnevets , Volodymyr Mnih , John Agapiou , Simon Osindero , Alex Graves , Oriol Vinyals , Koray Kavukcuoglu

Existing LLM-driven knowledge graph (KG) construction methods predominantly employ stateless batch processing pipelines, exhibiting structural deficiencies in cross-chunk semantic relation capture, entity disambiguation, and construction…

Artificial Intelligence · Computer Science 2026-05-19 Chengrui Han , Zesheng Cheng

With the constant increase of available data in various domains, such as the Internet of Things, Social Networks or Smart Cities, it has become fundamental that agents are able to process and reason with such data in real time. Whereas…

Artificial Intelligence · Computer Science 2021-06-17 João Ferreira , Diogo Lavado , Ricardo Gonçalves , Matthias Knorr , Ludwig Krippahl , João Leite

The ever-increasing demand for high-quality and heterogeneous wireless communication services has driven extensive research on dynamic optimization strategies in wireless networks. Among several possible approaches, multi-agent deep…

Networking and Internet Architecture · Computer Science 2024-10-28 Lorenzo Mario Amorosa , Marco Skocaj , Roberto Verdone , Deniz Gündüz

Enabling a machine to read and comprehend the natural language documents so that it can answer some questions remains an elusive challenge. In recent years, the popularity of deep learning and the establishment of large-scale datasets have…

Computation and Language · Computer Science 2019-06-11 Boyu Qiu , Xu Chen , Jungang Xu , Yingfei Sun

Text-to-image generation has advanced rapidly, but existing models still struggle with faithfully composing multiple objects and preserving their attributes in complex scenes. We propose coDrawAgents, an interactive multi-agent dialogue…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Chunhan Li , Qifeng Wu , Jia-Hui Pan , Ka-Hei Hui , Jingyu Hu , Yuming Jiang , Bin Sheng , Xihui Liu , Wenjuan Gong , Zhengzhe Liu

Reading comprehension models are based on recurrent neural networks that sequentially process the document tokens. As interest turns to answering more complex questions over longer documents, sequential reading of large portions of text…

Computation and Language · Computer Science 2018-09-11 Mor Geva , Jonathan Berant

Graph Retrieval-Augmented Generation (GRAG or Graph RAG) architectures aim to enhance language understanding and generation by leveraging external knowledge. However, effectively capturing and integrating the rich semantic information…

Computation and Language · Computer Science 2025-01-29 Karishma Thakrar

The advent of large pre-trained language models has made it possible to make high-quality predictions on how to add or change a sentence in a document. However, the high branching factor inherent to text generation impedes the ability of…

Computation and Language · Computer Science 2021-06-15 Zeqiu Wu , Michel Galley , Chris Brockett , Yizhe Zhang , Bill Dolan

Document-level relation extraction aims to extract relations among entities within a document. Different from sentence-level relation extraction, it requires reasoning over multiple sentences across a document. In this paper, we propose…

Computation and Language · Computer Science 2020-09-30 Shuang Zeng , Runxin Xu , Baobao Chang , Lei Li

We consider a scenario where an artificial agent is reading a stream of text composed of a set of narrations, and it is informed about the identity of some of the individuals that are mentioned in the text portion that is currently being…

Computation and Language · Computer Science 2020-04-29 Marco Maggini , Giuseppe Marra , Stefano Melacci , Andrea Zugarini

Deep Research agents are rapidly emerging as primary consumers of modern retrieval systems. Unlike human users who issue and refine queries without documenting their intermediate thought processes, Deep Research agents generate explicit…

Computation and Language · Computer Science 2026-03-10 Zijian Chen , Xueguang Ma , Shengyao Zhuang , Jimmy Lin , Akari Asai , Victor Zhong