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Related papers: Chameleon: Episodic Memory for Long-Horizon Roboti…

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We present a novel deep neural network architecture for representing robot experiences in an episodic-like memory which facilitates encoding, recalling, and predicting action experiences. Our proposed unsupervised deep episodic memory model…

Artificial Intelligence · Computer Science 2018-07-17 Jonas Rothfuss , Fabio Ferreira , Eren Erdal Aksoy , You Zhou , Tamim Asfour

Conventionally, memory in end-to-end robotic learning involves inputting a sequence of past observations into the learned policy. However, in complex multi-stage real-world tasks, the robot's memory must represent past events at multiple…

Machine learning, artificial intelligence and especially deep learning based approaches are often used to simplify or eliminate the burden of programming industrial robots. Using these approaches robots inherently learn a skill instead of…

Robotics · Computer Science 2021-04-22 Sanaz Behbahani , Siddharth Chhatpar , Said Zahrai , Vishakh Duggal , Mohak Sukhwani

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…

Humans routinely rely on memory to perform tasks, yet most robot policies lack this capability; our goal is to endow robot policies with the same ability. Naively conditioning on long observation histories is computationally expensive and…

Robotics · Computer Science 2025-10-24 Ajay Sridhar , Jennifer Pan , Satvik Sharma , Chelsea Finn

Although Transformers with fully connected self-attentions are powerful to model long-term dependencies, they are struggling to scale to long texts with thousands of words in language modeling. One of the solutions is to equip the model…

Computation and Language · Computer Science 2022-04-27 Haozhe Ji , Rongsheng Zhang , Zhenyu Yang , Zhipeng Hu , Minlie Huang

Mobile robots, performing long-term manipulation activities in human environments, have to perceive a wide variety of objects possessing very different visual characteristics and need to reliably keep track of these throughout the execution…

Robotics · Computer Science 2019-04-01 Ferenc Balint-Benczedi , Michael Beetz

In humans, intrinsic motivation is an important mechanism for open-ended cognitive development; in robots, it has been shown to be valuable for exploration. An important aspect of human cognitive development is $\textit{episodic memory}$…

Robotics · Computer Science 2024-05-21 Jack Vice , Natalie Ruiz-Sanchez , Pamela K. Douglas , Gita Sukthankar

Robots must verbalize their past experiences when users ask "Where did you put my keys?" or "Why did the task fail?" Yet maintaining life-long episodic memory (EM) from continuous multimodal perception quickly exceeds storage limits and…

Robotics · Computer Science 2026-05-06 Leonard Bärmann , Joana Plewnia , Alex Waibel , Tamim Asfour

Humans navigate unfamiliar environments using episodic simulation and episodic memory, which facilitate a deeper understanding of the complex relationships between environments and objects. Developing an imaginative memory system inspired…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Yiyuan Pan , Yunzhe Xu , Zhe Liu , Hesheng Wang

Recent vision-language-action (VLA) systems have demonstrated strong capabilities in embodied manipulation. However, most existing VLA policies rely on limited observation windows and end-to-end action prediction, which makes them brittle…

Robotics · Computer Science 2026-04-16 Zhen Liu , Xinyu Ning , Zhe Hu , Xinxin Xie , Weize Li , Zhipeng Tang , Chongyu Wang , Zejun Yang , Hanlin Wang , Yitong Liu , Zhongzhu Pu

Deploying Multimodal Large Language Models as the brain of embodied agents remains challenging, particularly under long-horizon observations and limited context budgets. Existing memory assisted methods often rely on textual summaries,…

Robotics · Computer Science 2026-03-03 Ji Li , Bo Wang , Jing Xia , Mingyi Li , Shiyan Hu

Temporal context is essential for robotic manipulation because such tasks are inherently non-Markovian, yet mainstream VLA models typically overlook it and struggle with long-horizon, temporally dependent tasks. Cognitive science suggests…

Robotics · Computer Science 2026-02-02 Hao Shi , Bin Xie , Yingfei Liu , Lin Sun , Fengrong Liu , Tiancai Wang , Erjin Zhou , Haoqiang Fan , Xiangyu Zhang , Gao Huang

Robots need to have a memory of previously observed, but currently occluded objects to work reliably in realistic environments. We investigate the problem of encoding object-oriented memory into a multi-object manipulation reasoning and…

Robotics · Computer Science 2024-05-28 Yixuan Huang , Jialin Yuan , Chanho Kim , Pupul Pradhan , Bryan Chen , Li Fuxin , Tucker Hermans

Navigating and understanding complex environments over extended periods of time is a significant challenge for robots. People interacting with the robot may want to ask questions like where something happened, when it occurred, or how long…

Robotics · Computer Science 2024-09-23 Abrar Anwar , John Welsh , Joydeep Biswas , Soha Pouya , Yan Chang

Most current AI models have little ability to store and later retrieve a record or representation of what they do. In human cognition, episodic memories play an important role in both recall of the past as well as planning for the future.…

Artificial Intelligence · Computer Science 2025-01-23 Chad DeChant

Long-horizon embodied planning underpins embodied AI. To accomplish long-horizon tasks, one of the most feasible ways is to decompose abstract instructions into a sequence of actionable steps. Foundation models still face logical errors and…

Robotics · Computer Science 2025-03-14 Siyuan Liu , Jiawei Du , Sicheng Xiang , Zibo Wang , Dingsheng Luo

Many robotic applications require the agent to perform long-horizon tasks in partially observable environments. In such applications, decision making at any step can depend on observations received far in the past. Hence, being able to…

Machine Learning · Computer Science 2019-03-12 Kuan Fang , Alexander Toshev , Li Fei-Fei , Silvio Savarese

Imitation learning from human demonstrations has achieved significant success in robotic control, yet most visuomotor policies still condition on single-step observations or short-context histories, making them struggle with non-Markovian…

Robotics · Computer Science 2026-03-06 Yuheng Lei , Zhixuan Liang , Hongyuan Zhang , Ping Luo

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…

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