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We propose CARE (Collision Avoidance via Repulsive Estimation) to improve the robustness of learning-based visual navigation methods. Recently, visual navigation models, particularly foundation models, have demonstrated promising…

Robotics · Computer Science 2025-08-11 Joonkyung Kim , Joonyeol Sim , Woojun Kim , Katia Sycara , Changjoo Nam

Causal inference is a critical task across fields such as healthcare, economics, and the social sciences. While recent advances in machine learning, especially those based on the deep-learning architectures, have shown potential in…

Machine Learning · Statistics 2024-12-30 Manqing Liu , David R. Bellamy , Andrew L. Beam

Diffusion Policy (DP) enables robots to learn complex behaviors by imitating expert demonstrations through action diffusion. However, in practical applications, hardware limitations often degrade data quality, while real-time constraints…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Jiahua Ma , Yiran Qin , Yixiong Li , Xuanqi Liao , Yulan Guo , Ruimao Zhang

Despite recent successes of reinforcement learning (RL), it remains a challenge for agents to transfer learned skills to related environments. To facilitate research addressing this problem, we propose CausalWorld, a benchmark for causal…

Artificial Intelligence has achieved remarkable advancements in recent years, yet much of its progress relies on identifying increasingly complex correlations. Enabling causality awareness in AI has the potential to enhance its performance…

Artificial Intelligence · Computer Science 2025-10-10 Matteo Gregorini , Chiara Boldrini , Lorenzo Valerio

Robotic manipulation in complex open-world scenarios requires both reliable physical manipulation skills and effective and generalizable perception. In this paper, we propose a method where general purpose pretrained visual models serve as…

Robotics · Computer Science 2017-09-27 Coline Devin , Pieter Abbeel , Trevor Darrell , Sergey Levine

Several recent studies have demonstrated the promise of deep visuomotor policies for robot manipulator control. Despite impressive progress, these systems are known to be vulnerable to physical disturbances, such as accidental or…

Robotics · Computer Science 2018-11-30 Pooya Abolghasemi , Amir Mazaheri , Mubarak Shah , Ladislau Bölöni

Precise robot manipulations require rich spatial information in imitation learning. Image-based policies model object positions from fixed cameras, which are sensitive to camera view changes. Policies utilizing 3D point clouds usually…

Robotics · Computer Science 2024-09-11 Chenxi Wang , Hongjie Fang , Hao-Shu Fang , Cewu Lu

Eye gaze can provide rich information on human psychological activities, and has garnered significant attention in the field of Human-Robot Interaction (HRI). However, existing gaze estimation methods merely predict either the gaze…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Haoming Huang , Musen Zhang , Jianxin Yang , Zhen Li , Jinkai Li , Yao Guo

Robotic manipulation in 3D requires effective computation of N degree-of-freedom joint-space trajectories that enable precise and robust control. To achieve this, robots must integrate semantic understanding with visual perception to…

Robotics · Computer Science 2026-03-31 Vineet Bhat , Yu-Hsiang Lan , Prashanth Krishnamurthy , Ramesh Karri , Farshad Khorrami

Today's robots attempt to learn new tasks by imitating human examples. These robots watch the human complete the task, and then try to match the actions taken by the human expert. However, this standard approach to visual imitation learning…

Hierarchical coarse-to-fine policy, where a coarse branch predicts a region of interest to guide a fine-grained action predictor, has demonstrated significant potential in robotic 3D manipulation tasks by especially enhancing sample…

Robotics · Computer Science 2026-02-24 Jianshu Hu , Lidi Wang , Shujia Li , Yunpeng Jiang , Xiao Li , Paul Weng , Yutong Ban

Developing the next generation of household robot helpers requires combining locomotion and interaction capabilities, which is generally referred to as mobile manipulation (MoMa). MoMa tasks are difficult due to the large action space of…

Robotics · Computer Science 2023-09-29 Jiaheng Hu , Peter Stone , Roberto Martín-Martín

Reasoning from diverse observations is a fundamental capability for generalist robot policies to operate in a wide range of environments. Despite recent advancements, many large-scale robotic policies still remain sensitive to key sources…

Robotics · Computer Science 2025-12-08 Jonathan Yang , Chelsea Finn , Dorsa Sadigh

Scaling Vision-Language-Action (VLA) models requires massive datasets that are both semantically coherent and physically feasible. However, existing scene generation methods often lack context-awareness, making it difficult to synthesize…

Robotics · Computer Science 2026-04-13 Yaru Liu , Ao-bo Wang , Nanyang Ye

Real-world data collection for embodied agents remains costly and unsafe, calling for scalable, realistic, and simulator-ready 3D environments. However, existing scene-generation systems often rely on rule-based or task-specific pipelines,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Hongchi Xia , Xuan Li , Zhaoshuo Li , Qianli Ma , Jiashu Xu , Ming-Yu Liu , Yin Cui , Tsung-Yi Lin , Wei-Chiu Ma , Shenlong Wang , Shuran Song , Fangyin Wei

Causal induction, i.e., identifying unobservable mechanisms that lead to the observable relations among variables, has played a pivotal role in modern scientific discovery, especially in scenarios with only sparse and limited data. Humans,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Chi Zhang , Baoxiong Jia , Mark Edmonds , Song-Chun Zhu , Yixin Zhu

Acquiring a multi-task imitation policy in 3D manipulation poses challenges in terms of scene understanding and action prediction. Current methods employ both 3D representation and multi-view 2D representation to predict the poses of the…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Junjie Zhang , Chenjia Bai , Haoran He , Wenke Xia , Zhigang Wang , Bin Zhao , Xiu Li , Xuelong Li

The prevalent paradigm in robot learning attempts to generalize across environments, embodiments, and tasks with language prompts at runtime. A fundamental tension limits this approach: language is often too abstract to guide the concrete…

Imitation learning in robotics faces significant challenges in generalization due to the complexity of robotic environments and the high cost of data collection. We introduce RoCoDA, a novel method that unifies the concepts of invariance,…

Robotics · Computer Science 2025-05-21 Ezra Ameperosa , Jeremy A. Collins , Mrinal Jain , Animesh Garg