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Developing robust world model reasoning is crucial for large language model (LLM) agents to plan and interact in complex environments. While multi-turn interaction offers a superior understanding of environmental dynamics via authentic…

Artificial Intelligence · Computer Science 2025-12-01 Bao Shu , Yan Cai , Jianjian Sun , Chunrui Han , En Yu , Liang Zhao , Jingcheng Hu , Yinmin Zhang , Haoran Lv , Yuang Peng , Zheng Ge , Xiangyu Zhang , Daxin Jiang , Xiangyu Yue

It is still a challenging topic to make reactive driving behaviors in complex urban environments as road users' intentions are unknown. Model-based reinforcement learning (MBRL) offers great potential to learn a reactive policy by…

Robotics · Computer Science 2025-01-29 Yinfeng Gao , Qichao Zhang , Da-wei Ding , Dongbin Zhao

Despite remarkable progress in driving world models, their potential for autonomous systems remains largely untapped: the world models are mostly learned for world simulation and decoupled from trajectory planning. While recent efforts aim…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Zhida Zhao , Talas Fu , Yifan Wang , Lijun Wang , Huchuan Lu

World models improve a learning agent's ability to efficiently operate in interactive and situated environments. This work focuses on the task of building world models of text-based game environments. Text-based games, or interactive…

Machine Learning · Computer Science 2021-10-22 Prithviraj Ammanabrolu , Mark O. Riedl

We show that for human-object interaction detection a relatively simple factorized model with appearance and layout encodings constructed from pre-trained object detectors outperforms more sophisticated approaches. Our model includes…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Tanmay Gupta , Alexander Schwing , Derek Hoiem

Model-based methods have recently shown promising for offline reinforcement learning (RL), aiming to learn good policies from historical data without interacting with the environment. Previous model-based offline RL methods learn fully…

Machine Learning · Computer Science 2022-06-06 Zheng-Mao Zhu , Xiong-Hui Chen , Hong-Long Tian , Kun Zhang , Yang Yu

Federated learning is a method of training models on private data distributed over multiple devices. To keep device data private, the global model is trained by only communicating parameters and updates which poses scalability challenges…

This paper introduces the concept of Language-Guided World Models (LWMs) -- probabilistic models that can simulate environments by reading texts. Agents equipped with these models provide humans with more extensive and efficient control,…

Computation and Language · Computer Science 2024-09-06 Alex Zhang , Khanh Nguyen , Jens Tuyls , Albert Lin , Karthik Narasimhan

Robot assistants for older adults and people with disabilities need to interact with their users in collaborative tasks. The core component of these systems is an interaction manager whose job is to observe and assess the task, and infer…

In standard reinforcement learning settings, agents typically assume immediate feedback about the effects of their actions after taking them. However, in practice, this assumption may not hold true due to physical constraints and can…

Machine Learning · Computer Science 2024-06-27 Armin Karamzade , Kyungmin Kim , Montek Kalsi , Roy Fox

A generative recurrent neural network is quickly trained in an unsupervised manner to model popular reinforcement learning environments through compressed spatio-temporal representations. The world model's extracted features are fed into…

Machine Learning · Computer Science 2018-09-07 David Ha , Jürgen Schmidhuber

We tackle the problem of learning complex, general behaviors directly in the real world. We propose an approach for robots to efficiently learn manipulation skills using only a handful of real-world interaction trajectories from many…

Robotics · Computer Science 2023-08-22 Russell Mendonca , Shikhar Bahl , Deepak Pathak

Representation learning is a central challenge across a range of machine learning areas. In reinforcement learning, effective and functional representations have the potential to tremendously accelerate learning progress and solve more…

Machine Learning · Computer Science 2019-01-30 Dibya Ghosh , Abhishek Gupta , Sergey Levine

Learning from Demonstrations (LfD) and Reinforcement Learning (RL) have enabled robot agents to accomplish complex tasks. Reward Machines (RMs) enhance RL's capability to train policies over extended time horizons by structuring high-level…

Robotics · Computer Science 2024-12-16 Mattijs Baert , Sam Leroux , Pieter Simoens

This paper presents a novel structured knowledge representation called the functional object-oriented network (FOON) to model the connectivity of the functional-related objects and their motions in manipulation tasks. The graphical model…

Robotics · Computer Science 2020-12-01 David Paulius , Yongqiang Huang , Roger Milton , William D. Buchanan , Jeanine Sam , Yu Sun

We propose a framework to continuously learn object-centric representations for visual learning and understanding. Existing object-centric representations either rely on supervisions that individualize objects in the scene, or perform…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Chuanyu Pan , Yanchao Yang , Kaichun Mo , Yueqi Duan , Leonidas Guibas

Humans perceive the world through multiple senses, enabling them to create a comprehensive representation of their surroundings and to generalize information across domains. For instance, when a textual description of a scene is given,…

Artificial Intelligence · Computer Science 2025-06-05 Léopold Maytié , Benjamin Devillers , Alexandre Arnold , Rufin VanRullen

We focus on the task of language-conditioned object placement, in which a robot should generate placements that satisfy all the spatial relational constraints in language instructions. Previous works based on rule-based language parsing or…

Robotics · Computer Science 2023-04-07 Zhixuan Xu , Kechun Xu , Yue Wang , Rong Xiong

Learning object-centric scene representations is essential for attaining structural understanding and abstraction of complex scenes. Yet, as current approaches for unsupervised object-centric representation learning are built upon either a…

Machine Learning · Computer Science 2021-11-11 Li Nanbo , Muhammad Ahmed Raza , Hu Wenbin , Zhaole Sun , Robert B. Fisher

Transformers have increasingly outperformed gated RNNs in obtaining new state-of-the-art results on supervised tasks involving text sequences. Inspired by this trend, we study the question of how Transformer-based models can improve the…

Machine Learning · Computer Science 2020-08-19 Ricky Loynd , Roland Fernandez , Asli Celikyilmaz , Adith Swaminathan , Matthew Hausknecht