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Computational fluid dynamics (CFD) is a powerful tool for modeling turbulent flow and is commonly used for urban microclimate simulations. However, traditional CFD methods are computationally intensive, requiring substantial hardware…

Current robotic pick-and-place policies typically require consistent gripper configurations across training and inference. This constraint imposes high retraining or fine-tuning costs, especially for imitation learning-based approaches,…

Robust generalization in robotic manipulation is crucial for robots to adapt flexibly to diverse environments. Existing methods usually improve generalization by scaling data and networks, but model tasks independently and overlook…

Robotics · Computer Science 2026-01-19 Aoshen Huang , Jiaming Chen , Jiyu Cheng , Ran Song , Wei Pan , Wei Zhang

We present Roto-Translation Equivariant Spherical Deconvolution (RT-ESD), an $E(3)\times SO(3)$ equivariant framework for sparse deconvolution of volumes where each voxel contains a spherical signal. Such 6D data naturally arises in…

Image and Video Processing · Electrical Eng. & Systems 2023-04-14 Axel Elaldi , Guido Gerig , Neel Dey

Diffusion Transformers (DiTs) excel at visual generation yet remain hampered by slow sampling. Existing training-free accelerators - step reduction, feature caching, and sparse attention - enhance inference speed but typically rely on a…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Wangbo Zhao , Yizeng Han , Zhiwei Tang , Jiasheng Tang , Pengfei Zhou , Kai Wang , Bohan Zhuang , Zhangyang Wang , Fan Wang , Yang You

Computer vision techniques play a central role in the perception stack of autonomous vehicles. Such methods are employed to perceive the vehicle surroundings given sensor data. 3D LiDAR sensors are commonly used to collect sparse 3D point…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Lucas Nunes , Rodrigo Marcuzzi , Benedikt Mersch , Jens Behley , Cyrill Stachniss

Explainable robots require not only successful task execution but also the ability to expose internal decision-making process in a user-friendly manner. However, most imitation learning methods are trained solely on task-level…

Robotics · Computer Science 2026-05-19 Site Hu , Takato Horii

Drawing upon recent advances in language model alignment, we formulate offline Reinforcement Learning as a two-stage optimization problem: First pretraining expressive generative policies on reward-free behavior datasets, then fine-tuning…

Machine Learning · Computer Science 2024-10-31 Huayu Chen , Kaiwen Zheng , Hang Su , Jun Zhu

Virtual fixtures assist human operators in teleoperation settings by constraining their actions. This extended abstract introduces a novel virtual fixture formulation \emph{on surfaces} for tactile robotics tasks. Unlike existing methods,…

Robotics · Computer Science 2024-11-05 Cem Bilaloglu , Tobias Löw , Sylvain Calinon

Recent work has demonstrated the potential of diffusion models in robot bimanual skill learning. However, existing methods ignore the learning of posture-dependent task features, which are crucial for adapting dual-arm configurations to…

Robotics · Computer Science 2025-10-28 Zhuo Li , Junjia Liu , Dianxi Li , Tao Teng , Miao Li , Sylvain Calinon , Darwin Caldwell , Fei Chen

Humanoids have the potential to be the ideal embodiment in environments designed for humans. Thanks to the structural similarity to the human body, they benefit from rich sources of demonstration data, e.g., collected via teleoperation,…

Robotics · Computer Science 2024-11-05 Oleg Kaidanov , Firas Al-Hafez , Yusuf Suvari , Boris Belousov , Jan Peters

We present PoseDiff, a conditional diffusion model that unifies robot state estimation and control within a single framework. At its core, PoseDiff maps raw visual observations into structured robot states-such as 3D keypoints or joint…

Robotics · Computer Science 2025-11-03 Haozhuo Zhang , Michele Caprio , Jing Shao , Qiang Zhang , Jian Tang , Shanghang Zhang , Wei Pan

Contact-rich manipulation is central to many everyday human activities, requiring continuous adaptation to contact uncertainty and external disturbances through multi-modal perception, particularly vision and tactile feedback. While…

Robotics · Computer Science 2026-04-28 Teng Xue , Alberto Rigo , Bingjian Huang , Jiayi Shen , Zhengtong Xu , Nick Colonnese , Amirhossein H. Memar

This paper presents a novel decentralized approach for achieving emergent behavior in multi-agent systems with minimal information sharing. Based on prior work in simple orbits, our method produces a broad class of stable, periodic…

Robotics · Computer Science 2025-11-17 Dimitria Silveria , Kleber Cabral , Peter Jardine , Sidney Givigi

Robotic control policies learned from human demonstrations have achieved impressive results in many real-world applications. However, in scenarios where initial performance is not satisfactory, as is often the case in novel open-world…

Diffusion-based visuomotor policies effectively capture multimodal action distributions through iterative denoising, but their high inference latency limits real-time robotic control. Recent flow matching and consistency-based methods…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Chongyang Xu , Yixian Zou , Ziliang Feng , Fanman Meng , Shuaicheng Liu

Automated 3D scene generation is pivotal for applications spanning virtual reality, digital content creation, and Embodied AI. While computer graphics prioritizes aesthetic layouts, vision and robotics demand scenes that mirror real-world…

Graphics · Computer Science 2026-03-31 Minzhang Li , Kuixiang Shao , Xuebing Li , Yuyang Jiao , Yinuo Bai , Hengan Zhou , Sixian Shen , Jiayuan Gu , Jingyi Yu

Humans can perform various combinations of physical skills without having to relearn skills from scratch every single time. For example, we can swing a bat when walking without having to re-learn such a policy from scratch by composing the…

Robotics · Computer Science 2024-10-24 Omkar Patil , Anant Sah , Nakul Gopalan

Synthesizing novel 3D models that resemble the input example has long been pursued by graphics artists and machine learning researchers. In this paper, we present Sin3DM, a diffusion model that learns the internal patch distribution from a…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Rundi Wu , Ruoshi Liu , Carl Vondrick , Changxi Zheng

Classical motion planning for robotic manipulation includes a set of general algorithms that aim to minimize a scene-specific cost of executing a given plan. This approach offers remarkable adaptability, as they can be directly used…