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Learning to cooperate is crucially important in multi-agent environments. The key is to understand the mutual interplay between agents. However, multi-agent environments are highly dynamic, where agents keep moving and their neighbors…

Machine Learning · Computer Science 2020-02-12 Jiechuan Jiang , Chen Dun , Tiejun Huang , Zongqing Lu

Temporal knowledge graphs (TKGs) support reasoning over time-evolving facts, yet state-of-the-art models are often computationally heavy and costly to deploy. Existing compression and distillation techniques are largely designed for static…

Computation and Language · Computer Science 2026-02-17 Wang Xing , Wei Song , Siyu Lin , Chen Wu , Man Wang

Knowledge graph reasoning (KGR), aiming to deduce new facts from existing facts based on mined logic rules underlying knowledge graphs (KGs), has become a fast-growing research direction. It has been proven to significantly benefit the…

Artificial Intelligence · Computer Science 2024-10-28 Ke Liang , Lingyuan Meng , Meng Liu , Yue Liu , Wenxuan Tu , Siwei Wang , Sihang Zhou , Xinwang Liu , Fuchun Sun

In today's rapidly expanding data landscape, knowledge extraction from unstructured text is vital for real-time analytics, temporal inference, and dynamic memory frameworks. However, traditional static knowledge graph (KG) construction…

Artificial Intelligence · Computer Science 2026-01-27 Yassir Lairgi , Ludovic Moncla , Khalid Benabdeslem , Rémy Cazabet , Pierre Cléau

Reinforcement learning agents deployed in the real world often have to cope with partially observable environments. Therefore, most agents employ memory mechanisms to approximate the state of the environment. Recently, there have been…

Machine Learning · Computer Science 2023-10-30 Fabian Paischer , Thomas Adler , Markus Hofmarcher , Sepp Hochreiter

Knowledge graphs (KGs) are the cornerstone of the semantic web, offering up-to-date representations of real-world entities and relations. Yet large language models (LLMs) remain largely static after pre-training, causing their internal…

Computation and Language · Computer Science 2026-03-24 Songlin Zhai , Guilin Qi , Yue Wang , Yuan Meng

Predicting future locations of agents in the scene is an important problem in self-driving. In recent years, there has been a significant progress in representing the scene and the agents in it. The interactions of agents with the scene and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Görkay Aydemir , Adil Kaan Akan , Fatma Güney

Advancements in the capabilities of Large Language Models (LLMs) have created a promising foundation for developing autonomous agents. With the right tools, these agents could learn to solve tasks in new environments by accumulating and…

Artificial Intelligence · Computer Science 2025-05-16 Petr Anokhin , Nikita Semenov , Artyom Sorokin , Dmitry Evseev , Andrey Kravchenko , Mikhail Burtsev , Evgeny Burnaev

In model-based learning, an agent's model is commonly defined over transitions between consecutive states of an environment even though planning often requires reasoning over multi-step timescales, with intermediate states either…

Machine Learning · Computer Science 2020-10-06 Alexey Zakharov , Matthew Crosby , Zafeirios Fountas

Knowledge is inherently time-sensitive and continuously evolves over time. Although current Retrieval-Augmented Generation (RAG) systems enrich LLMs with external knowledge, they largely ignore this temporal nature. This raises two…

Information Retrieval · Computer Science 2025-10-16 Jiale Han , Austin Cheung , Yubai Wei , Zheng Yu , Xusheng Wang , Bing Zhu , Yi Yang

Knowledge Graph (KG) reasoning that predicts missing facts for incomplete KGs has been widely explored. However, reasoning over Temporal KG (TKG) that predicts facts in the future is still far from resolved. The key to predict future facts…

Artificial Intelligence · Computer Science 2021-04-22 Zixuan Li , Xiaolong Jin , Wei Li , Saiping Guan , Jiafeng Guo , Huawei Shen , Yuanzhuo Wang , Xueqi Cheng

There has been an increasing interest in inferring future links on temporal knowledge graphs (KG). While links on temporal KGs vary continuously over time, the existing approaches model the temporal KGs in discrete state spaces. To this…

Machine Learning · Computer Science 2022-06-03 Zhen Han , Zifeng Ding , Yunpu Ma , Yujia Gu , Volker Tresp

Large Language Models (LLMs) based agents have demonstrated remarkable potential in autonomous task-solving across complex, open-ended environments. A promising approach for improving the reasoning capabilities of LLM agents is to better…

Computation and Language · Computer Science 2025-11-12 Siyu Xia , Zekun Xu , Jiajun Chai , Wentian Fan , Yan Song , Xiaohan Wang , Guojun Yin , Wei Lin , Haifeng Zhang , Jun Wang

In the last few years, the solution to Knowledge Graph (KG) completion via learning embeddings of entities and relations has attracted a surge of interest. Temporal KGs(TKGs) extend traditional Knowledge Graphs (KGs) by associating static…

Artificial Intelligence · Computer Science 2023-02-14 Zhongwu Chen , Chengjin Xu , Fenglong Su , Zhen Huang , You Dou

Structured memory representations such as knowledge graphs are central to autonomous agents and other long-lived systems. However, most existing approaches model time as discrete metadata, either sorting by recency (burying…

Computation and Language · Computer Science 2026-04-14 Weixian Waylon Li , Jiaxin Zhang , Xianan Jim Yang , Tiejun Ma , Yiwen Guo

Knowledge graphs have emerged as an effective tool for managing and standardizing semistructured domain knowledge in a human- and machine-interpretable way. In terms of graph-based domain applications, such as embeddings and graph neural…

Artificial Intelligence · Computer Science 2022-07-21 Franz Krause , Tobias Weller , Heiko Paulheim

Temporal Knowledge Graph Forecasting (TKGF) aims to predict future events based on the observed events in history. Recently, Large Language Models (LLMs) have exhibited remarkable capabilities, generating significant research interest in…

Information Retrieval · Computer Science 2025-01-22 He Chang , Jie Wu , Zhulin Tao , Yunshan Ma , Xianglin Huang , Tat-Seng Chua

Most knowledge graph completion (KGC) methods learn latent representations of entities and relations of a given graph by mapping them into a vector space. Although the majority of these methods focus on static knowledge graphs, a large…

Machine Learning · Computer Science 2023-09-29 Duygu Sezen Islakoglu , Mel Chekol , Yannis Velegrakis

Recently there is an increasing scholarly interest in time-varying knowledge graphs, or temporal knowledge graphs (TKG). Previous research suggests diverse approaches to TKG reasoning that uses historical information. However, less…

Machine Learning · Computer Science 2022-09-14 Jihoon Sohn , Mingyu Derek Ma , Muhao Chen

Knowledge graph (KG) embedding encodes the entities and relations from a KG into low-dimensional vector spaces to support various applications such as KG completion, question answering, and recommender systems. In real world, knowledge…

Databases · Computer Science 2022-06-02 Tianxing Wu , Arijit Khan , Melvin Yong , Guilin Qi , Meng Wang