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Recent advances in deep reinforcement learning have showcased its potential in tackling complex tasks. However, experiments on visual control tasks have revealed that state-of-the-art reinforcement learning models struggle with…

机器学习 · 计算机科学 2023-11-30 Rudra P. K. Poudel , Harit Pandya , Chao Zhang , Roberto Cipolla

Sequence modeling requires both compositional reasoning and local static knowledge retrieval, yet standard Transformers handle both through dense computation. Engram partially decouples retrieval from the backbone, but its token-based keys…

计算与语言 · 计算机科学 2026-05-26 Yunao Zheng , Guoyang Xia , Xiaojie Wang , Lei Ren

Imitation learning has emerged as a powerful paradigm in robot manipulation, yet its generalization capability remains constrained by object-specific dependencies in limited expert demonstrations. To address this challenge, we propose…

机器人学 · 计算机科学 2025-06-27 Zhuochen Miao , Jun Lv , Hongjie Fang , Yang Jin , Cewu Lu

There is no limit to how much a robot might explore and learn, but all of that knowledge needs to be searchable and actionable. Within language research, retrieval augmented generation (RAG) has become the workhorse of large-scale…

As embodied agents operate in increasingly complex environments, the ability to perceive, track, and reason about individual object instances over time becomes essential, especially in tasks requiring sequenced interactions with visually…

Embodied intelligence aims to enable robots to learn, reason, and generalize robustly across complex real-world environments. However, existing approaches often struggle with partial observability, fragmented spatial reasoning, and…

Pre-trained language models demonstrate general intelligence and common sense, but long inputs quickly become a bottleneck for memorizing information at inference time. We resurface a simple method, Memorizing Transformers (Wu et al.,…

机器学习 · 计算机科学 2024-06-05 Phoebe Klett , Thomas Ahle

Imitation learning trains control policies by mimicking pre-recorded expert demonstrations. In partially observable settings, imitation policies must rely on observation histories, but many seemingly paradoxical results show better…

机器学习 · 计算机科学 2021-06-14 Chuan Wen , Jierui Lin , Jianing Qian , Yang Gao , Dinesh Jayaraman

We present a memory-augmented approach to condition an autoregressive language model on a knowledge graph. We represent the graph as a collection of relation triples and retrieve relevant relations for a given context to improve text…

计算与语言 · 计算机科学 2022-01-25 Qi Liu , Dani Yogatama , Phil Blunsom

Self-evolving language-model agents must decide what to learn next and how to preserve what they have learned across iterations. Existing systems typically carry this cross-iteration knowledge as natural-language feedback, flat episodic…

人工智能 · 计算机科学 2026-05-12 Ruiyi Yang , Zechen Li , Hao Xue , Imran Razzak , Flora D. Salim

Embodied task planning requires agents to execute long-horizon, goal-directed actions in complex 3D environments, where success depends on both immediate perception and accumulated experience across tasks. However, most existing LLM-based…

机器人学 · 计算机科学 2026-04-21 Xiaoyu Ma , Lianyu Hu , Wenbing Tang , Zixuan Hu , Zeqin Liao , Zhizhen Wu , Yang Liu

Humans have impressive generalization capabilities when it comes to manipulating objects and tools in completely novel environments. These capabilities are, at least partially, a result of humans having internal models of their bodies and…

机器人学 · 计算机科学 2021-06-28 Sarah Bechtle , Neha Das , Franziska Meier

Robotic world models are a promising paradigm for forecasting future environment states, yet their inference speed and the physical plausibility of generated trajectories remain critical bottlenecks, limiting their real-world applications.…

机器人学 · 计算机科学 2025-09-26 Sibo Li , Qianyue Hao , Yu Shang , Yong Li

Reinforcement learning is a promising framework for solving control problems, but its use in practical situations is hampered by the fact that reward functions are often difficult to engineer. Specifying goals and tasks for autonomous…

机器学习 · 计算机科学 2019-02-22 Justin Fu , Anoop Korattikara , Sergey Levine , Sergio Guadarrama

Recent advances in legged locomotion learning are still dominated by the utilization of geometric representations of the environment, limiting the robot's capability to respond to higher-level semantics such as human instructions. To…

机器人学 · 计算机科学 2026-02-12 I Made Aswin Nahrendra , Seunghyun Lee , Dongkyu Lee , Hyun Myung

World models enable agents to plan within imagined environments by predicting future states conditioned on past observations and actions. However, their ability to plan over long horizons is limited by the effective memory span of the…

人工智能 · 计算机科学 2025-12-09 Eli J. Laird , Corey Clark

Recent efforts on training visual navigation agents conditioned on language using deep reinforcement learning have been successful in learning policies for different multimodal tasks, such as semantic goal navigation and embodied question…

机器学习 · 计算机科学 2019-02-05 Devendra Singh Chaplot , Lisa Lee , Ruslan Salakhutdinov , Devi Parikh , Dhruv Batra

Given a natural language instruction and an input scene, our goal is to train a model to output a manipulation program that can be executed by the robot. Prior approaches for this task possess one of the following limitations: (i) rely on…

This paper addresses the problems of missing reasoning chains and insufficient entity-level semantic understanding in large language models when dealing with tasks that require structured knowledge. It proposes a fine-tuning algorithm…

计算与语言 · 计算机科学 2025-08-21 Wuyang Zhang , Yexin Tian , Xiandong Meng , Mengjie Wang , Junliang Du

Controlling robots through natural language is pivotal for enhancing human-robot collaboration and synthesizing complex robot behaviors. Recent works that are trained on large robot datasets show impressive generalization abilities.…

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