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A factored Nonlinear Program (Factored-NLP) explicitly models the dependencies between a set of continuous variables and nonlinear constraints, providing an expressive formulation for relevant robotics problems such as manipulation planning…

Robotics · Computer Science 2023-05-24 Joaquim Ortiz-Haro , Jung-Su Ha , Danny Driess , Erez Karpas , Marc Toussaint

Multitask learning poses significant challenges due to the highly multimodal and diverse nature of robot action distributions. However, effectively fitting policies to these complex task distributions is often difficult, and existing…

Robotics · Computer Science 2026-04-27 Chaoqi Liu , Haonan Chen , Sigmund H. Høeg , Shaoxiong Yao , Yunzhu Li , Kris Hauser , Yilun Du

Robotic manipulation in high-precision tasks is essential for numerous industrial and real-world applications where accuracy and speed are required. Yet current diffusion-based policy learning methods generally suffer from low computational…

Robotics · Computer Science 2025-06-23 Sen Wang , Le Wang , Sanping Zhou , Jingyi Tian , Jiayi Li , Haowen Sun , Wei Tang

Existing optical flow methods are erroneous in challenging scenes, such as fog, rain, and night because the basic optical flow assumptions such as brightness and gradient constancy are broken. To address this problem, we present an…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Haipeng Li , Kunming Luo , Shuaicheng Liu

For an autonomous vehicle it is essential to observe the ongoing dynamics of a scene and consequently predict imminent future scenarios to ensure safety to itself and others. This can be done using different sensors and modalities. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Andrea Ciamarra , Federico Becattini , Lorenzo Seidenari , Alberto Del Bimbo

Existing optical flow methods make generic, spatially homogeneous, assumptions about the spatial structure of the flow. In reality, optical flow varies across an image depending on object class. Simply put, different objects move…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Laura Sevilla-Lara , Deqing Sun , Varun Jampani , Michael J. Black

Normalizing flow (NF) has gained popularity over traditional maximum likelihood based methods due to its strong capability to model complex data distributions. However, the standard approach, which maps the observed data to a normal…

Machine Learning · Computer Science 2022-11-22 Hanze Dong , Shizhe Diao , Weizhong Zhang , Tong Zhang

Effective robot navigation in unseen environments is a challenging task that requires precise control actions at high frequencies. Recent advances have framed it as an image-goal-conditioned control problem, where the robot generates…

A common strategy in modern learning systems is to learn a representation that is useful for many tasks, a.k.a. representation learning. We study this strategy in the imitation learning setting for Markov decision processes (MDPs) where…

Machine Learning · Computer Science 2020-02-26 Sanjeev Arora , Simon S. Du , Sham Kakade , Yuping Luo , Nikunj Saunshi

Self-supervised representation learning is able to learn semantically meaningful features; however, much of its recent success relies on multiple crops of an image with very few objects. Instead of learning view-invariant representation…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Yuwen Xiong , Mengye Ren , Wenyuan Zeng , Raquel Urtasun

In this paper, we present a novel deep learning approach, deeply-fused nets. The central idea of our approach is deep fusion, i.e., combine the intermediate representations of base networks, where the fused output serves as the input of the…

Computer Vision and Pattern Recognition · Computer Science 2016-05-26 Jingdong Wang , Zhen Wei , Ting Zhang , Wenjun Zeng

Learning latent actions from large-scale videos is crucial for the pre-training of scalable embodied foundation models, yet existing methods often struggle with action-irrelevant distractors. Although incorporating action supervision can…

Robotics · Computer Science 2026-03-24 Xizhou Bu , Jiexi Lyu , Fulei Sun , Ruichen Yang , Zhiqiang Ma , Wei Li

Generative modeling has recently shown remarkable promise for visuomotor policy learning, enabling flexible and expressive control across diverse embodied AI tasks. However, existing generative policies often struggle with data…

Robotics · Computer Science 2025-12-16 Jianlei Chang , Ruofeng Mei , Wei Ke , Xiangyu Xu

Disentangled representations can be useful in many downstream tasks, help to make deep learning models more interpretable, and allow for control over features of synthetically generated images that can be useful in training other models…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Aadhithya Sankar , Matthias Keicher , Rami Eisawy , Abhijeet Parida , Franz Pfister , Seong Tae Kim , Nassir Navab

The Federated Learning paradigm facilitates effective distributed machine learning in settings where training data is decentralized across multiple clients. As the popularity of the strategy grows, increasingly complex real-world problems…

Machine Learning · Computer Science 2025-07-10 Maria Hartmann , Grégoire Danoy , Pascal Bouvry

In this paper, we propose a novel factored agent architecture designed to overcome the limitations of traditional single-agent systems in agentic AI. Our approach decomposes the agent into two specialized components: (1) a large language…

Artificial Intelligence · Computer Science 2025-04-03 Nicholas Roth , Christopher Hidey , Lucas Spangher , William F. Arnold , Chang Ye , Nick Masiewicki , Jinoo Baek , Peter Grabowski , Eugene Ie

In this paper, we show how the Federated Learning (FL) framework enables learning collectively from distributed data in connected robot teams. This framework typically works with clients collecting data locally, updating neural network…

Robotics · Computer Science 2020-10-20 Nathalie Majcherczyk , Nishan Srishankar , Carlo Pinciroli

Value factorization is a popular and promising approach to scaling up multi-agent reinforcement learning in cooperative settings, which balances the learning scalability and the representational capacity of value functions. However, the…

Machine Learning · Computer Science 2021-11-02 Jianhao Wang , Zhizhou Ren , Beining Han , Jianing Ye , Chongjie Zhang

The objective of this paper is to design novel multi-layer neural network architectures for multiscale simulations of flows taking into account the observed data and physical modeling concepts. Our approaches use deep learning concepts…

Numerical Analysis · Mathematics 2018-06-14 Yating Wang , Siu Wun Cheung , Eric T. Chung , Yalchin Efendiev , Min Wang

Imitation learning is a promising approach for enabling generalist capabilities in humanoid robots, but its scaling is fundamentally constrained by the scarcity of high-quality expert demonstrations. This limitation can be mitigated by…

Robotics · Computer Science 2025-08-21 Quentin Rouxel , Clemente Donoso , Fei Chen , Serena Ivaldi , Jean-Baptiste Mouret
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