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Autoregressive models excel in modeling sequential dependencies by enforcing causal constraints, yet they struggle to capture complex bidirectional patterns due to their unidirectional nature. In contrast, mask-based models leverage…

Computation and Language · Computer Science 2024-09-18 S. Rohollah Hosseyni , Ali Ahmad Rahmani , S. Jamal Seyedmohammadi , Sanaz Seyedin , Arash Mohammadi

End-to-end imitation learning offers a promising approach for training robot policies. However, generalizing to new settings remains a significant challenge. Although large-scale robot demonstration datasets have shown potential for…

Robotics · Computer Science 2025-02-12 Jaden Clark , Suvir Mirchandani , Dorsa Sadigh , Suneel Belkhale

Mental simulation is a critical cognitive function for goal-directed behavior because it is essential for assessing actions and their consequences. When a self-generated or externally specified goal is given, a sequence of actions that is…

Robotics · Computer Science 2019-03-13 Minju Jung , Takazumi Matsumoto , Jun Tani

In this paper, we introduce MAAD, a novel, sample-efficient on-policy algorithm for Imitation Learning from Observations. MAAD utilizes a surrogate reward signal, which can be derived from various sources such as adversarial games,…

Machine Learning · Computer Science 2025-10-01 João A. Cândido Ramos , Lionel Blondé , Naoya Takeishi , Alexandros Kalousis

Active learning shows promise to decrease test bench time for model-based drivability calibration. This paper presents a new strategy for active output selection, which suits the needs of calibration tasks. The strategy is actively learning…

Machine Learning · Computer Science 2021-02-24 Adrian Prochaska , Julien Pillas , Bernard Bäker

Learning high-performance control policies that remain consistent with expert behavior is a fundamental challenge in robotics. Reinforcement learning can discover high-performing strategies but often departs from desirable human behavior,…

Robotics · Computer Science 2026-04-06 Siwei Ju , Jan Tauberschmidt , Oleg Arenz , Peter van Vliet , Jan Peters

We develop a hybrid control approach for robot learning based on combining learned predictive models with experience-based state-action policy mappings to improve the learning capabilities of robotic systems. Predictive models provide an…

Robotics · Computer Science 2020-06-09 Ian Abraham , Alexander Broad , Allison Pinosky , Brenna Argall , Todd D. Murphey

We present ActionDiffusion -- a novel diffusion model for procedure planning in instructional videos that is the first to take temporal inter-dependencies between actions into account in a diffusion model for procedure planning. This…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Lei Shi , Paul Bürkner , Andreas Bulling

The emerging field of action prediction plays a vital role in various computer vision applications such as autonomous driving, activity analysis and human-computer interaction. Despite significant advancements, accurately predicting future…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Izzeddin Teeti , Rongali Sai Bhargav , Vivek Singh , Andrew Bradley , Biplab Banerjee , Fabio Cuzzolin

Multimodal behavior involves multiple processing stations distributed across distant brain regions, but our understanding of how such distributed processing is coordinated in the brain is limited. Here we take a decoding approach to this…

Neurons and Cognition · Quantitative Biology 2019-01-25 Ohad Felsenstein , Idan Tal , Michal Ben-Shachar , Moshe Abeles , Gal Chechik

We present a method for learning a human-robot collaboration policy from human-human collaboration demonstrations. An effective robot assistant must learn to handle diverse human behaviors shown in the demonstrations and be robust when the…

Robotics · Computer Science 2023-09-21 Chen Wang , Claudia Pérez-D'Arpino , Danfei Xu , Li Fei-Fei , C. Karen Liu , Silvio Savarese

The field of visual representation learning has seen explosive growth in the past years, but its benefits in robotics have been surprisingly limited so far. Prior work uses generic visual representations as a basis to learn (task-specific)…

Robotics · Computer Science 2023-08-16 Jianren Wang , Sudeep Dasari , Mohan Kumar Srirama , Shubham Tulsiani , Abhinav Gupta

Real-time execution is essential for cyber-physical systems such as robots. These systems operate in dynamic real-world environments where even small delays can undermine responsiveness and compromise performance. Asynchronous inference has…

Robotics · Computer Science 2026-01-29 Haoxuan Wang , Gengyu Zhang , Yan Yan , Yuzhang Shang , Ramana Rao Kompella , Gaowen Liu

Efficient action prediction is of central importance for the fluent workflow between humans and equally so for human-robot interaction. To achieve prediction, actions can be encoded by a series of events, where every event corresponds to a…

Pedestrian behavior prediction is one of the major challenges for intelligent driving systems. Pedestrians often exhibit complex behaviors influenced by various contextual elements. To address this problem, we propose BiPed, a multitask…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Amir Rasouli , Mohsen Rohani , Jun Luo

Workers spend a significant amount of time learning how to make good decisions. Evaluating the efficacy of a given decision, however, can be complicated -- e.g., decision outcomes are often long-term and relate to the original decision in…

Machine Learning · Computer Science 2024-03-20 Hamsa Bastani , Osbert Bastani , Wichinpong Park Sinchaisri

Agentic AI workflows (systems that autonomously plan and act) are becoming widespread, yet their task success rate on complex tasks remains low. A promising solution is inference-time alignment, which uses extra compute at test time to…

Prompt-based continual learning (CL) provides a parameter-efficient approach for adapting large language models (LLMs) across task sequences. However, most existing methods rely on task-aware inference and maintain a growing set of…

Machine Learning · Computer Science 2025-10-02 Anushka Tiwari , Sayantan Pal , Rohini K. Srihari , Kaiyi Ji

When the agent's observations or interactions are delayed, classic reinforcement learning tools usually fail. In this paper, we propose a simple yet new and efficient solution to this problem. We assume that, in the undelayed environment,…

Machine Learning · Computer Science 2022-05-12 Pierre Liotet , Davide Maran , Lorenzo Bisi , Marcello Restelli

We study generalizable policy learning from demonstrations for complex low-level control (e.g., contact-rich object manipulations). We propose a novel hierarchical imitation learning method that utilizes sub-optimal demos. Firstly, we…

Machine Learning · Computer Science 2024-07-09 Zhiwei Jia , Vineet Thumuluri , Fangchen Liu , Linghao Chen , Zhiao Huang , Hao Su