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Autonomous mobile agents often operate in hazardous environments, necessitating an awareness of safety. These agents can have non-linear, stochastic dynamics that must be considered during planning to guarantee bounded risk. Most state of…

Robotics · Computer Science 2024-04-11 Marlyse Reeves , Brian C. Williams

Current volumetric biomedical foundation models struggle to generalize as public 3D datasets are small and do not cover the broad diversity of medical procedures, conditions, anatomical regions, and imaging protocols. We address this by…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Neel Dey , Benjamin Billot , Hallee E. Wong , Clinton J. Wang , Mengwei Ren , P. Ellen Grant , Adrian V. Dalca , Polina Golland

This paper proposes a novel contrastive learning framework, called FOCAL, for extracting comprehensive features from multimodal time-series sensing signals through self-supervised training. Existing multimodal contrastive frameworks mostly…

Artificial Intelligence · Computer Science 2023-11-01 Shengzhong Liu , Tomoyoshi Kimura , Dongxin Liu , Ruijie Wang , Jinyang Li , Suhas Diggavi , Mani Srivastava , Tarek Abdelzaher

We propose Domain-Conditioned Meta-Contrastive Learning, a framework for improving the cross-domain generalization of vision-language models. While contrastive models such as CLIP achieve strong performance through large-scale training,…

Optimization and Control · Mathematics 2026-03-31 Merham Fouladvand , Peuroly Batra

Pre-trained language models have been shown to improve performance in many natural language tasks substantially. Although the early focus of such models was single language pre-training, recent advances have resulted in cross-lingual and…

Computation and Language · Computer Science 2021-04-22 Ozan Caglayan , Menekse Kuyu , Mustafa Sercan Amac , Pranava Madhyastha , Erkut Erdem , Aykut Erdem , Lucia Specia

Although deep learning has achieved appealing results on several machine learning tasks, most of the models are deterministic at inference, limiting their application to single-modal settings. We propose a novel general-purpose framework…

Machine Learning · Computer Science 2020-10-12 Sameera Ramasinghe , Kanchana Ranasinghe , Salman Khan , Nick Barnes , Stephen Gould

Continual learning aims to learn multiple tasks sequentially while preserving prior knowledge, but faces the challenge of catastrophic forgetting when adapting to new tasks. Recently, approaches leveraging pre-trained models have gained…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Quan Cheng , Yuanyu Wan , Lingyu Wu , Chenping Hou , Lijun Zhang

Robot autonomy in unknown, GPS-denied, and complex underground environments requires real-time, robust, and accurate onboard pose estimation and mapping for reliable operations. This becomes particularly challenging in perception-degraded…

Compressive Learning is an emerging topic that combines signal acquisition via compressive sensing and machine learning to perform inference tasks directly on a small number of measurements. Many data modalities naturally have a…

Computer Vision and Pattern Recognition · Computer Science 2020-10-22 Dat Thanh Tran , Mehmet Yamac , Aysen Degerli , Moncef Gabbouj , Alexandros Iosifidis

We introduce Correlational Image Modeling (CIM), a novel and surprisingly effective approach to self-supervised visual pre-training. Our CIM performs a simple pretext task: we randomly crop image regions (exemplars) from an input image…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Wei Li , Jiahao Xie , Chen Change Loy

Recently, the topic of table pre-training has attracted considerable research interest. However, how to employ table pre-training to boost the performance of tabular prediction remains an open challenge. In this paper, we propose TapTap,…

Machine Learning · Computer Science 2023-05-18 Tianping Zhang , Shaowen Wang , Shuicheng Yan , Jian Li , Qian Liu

Due to the lack of depth cues in images, multi-frame inputs are important for the success of vision-based perception, prediction, and planning in autonomous driving. Observations from different angles enable the recovery of 3D object states…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Yichen Xie , Hongge Chen , Gregory P. Meyer , Yong Jae Lee , Eric M. Wolff , Masayoshi Tomizuka , Wei Zhan , Yuning Chai , Xin Huang

Collaborative navigation of heterogeneous robots in unknown environments poses significant challenges due to sensing, communication, and computational limitations. In this work, a lead robot navigates toward a target while a mobile sensor…

Robotics · Computer Science 2026-05-27 Evangelos Psomiadis , Dipankar Maity , Panagiotis Tsiotras

In robotics, diffusion models can capture multi-modal trajectories from demonstrations, making them a transformative approach in imitation learning. However, achieving optimal performance following this regiment requires a large-scale…

LiDAR point cloud compression is vital for autonomous systems to handle massive data from high-resolution sensors. While learned entropy modeling built upon octree structures yields high compression gains, it faces two critical bottlenecks:…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Jiahao Zhu , Kang You , Dandan Ding , Zhan Ma

Spatial-temporal data modeling aims to mine the underlying spatial relationships and temporal dependencies of objects in a system. However, most existing methods focus on the modeling of spatial-temporal data in a single mode, lacking the…

Machine Learning · Computer Science 2023-08-23 Zihang Liu , Le Yu , Tongyu Zhu , Leiei Sun

Pre-trained Vision Foundation Models (VFMs) provide strong visual representations for a wide range of applications. In this paper, we continually pre-train prevailing VFMs in a multimodal manner such that they can effortlessly process…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Yitong Chen , Lingchen Meng , Wujian Peng , Zuxuan Wu , Yu-Gang Jiang

Multi-modal learning relates information across observation modalities of the same physical phenomenon to leverage complementary information. Most multi-modal machine learning methods require that all the modalities used for training are…

Machine Learning · Computer Science 2021-03-10 Vandana Rajan , Alessio Brutti , Andrea Cavallaro

Spatial understanding is a crucial capability that enables robots to perceive their surroundings, reason about their environment, and interact with it meaningfully. In modern robotics, these capabilities are increasingly provided by…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Chan Hee Song , Valts Blukis , Jonathan Tremblay , Stephen Tyree , Yu Su , Stan Birchfield

Modeling dynamics is often the first step to making a vehicle autonomous. While on-road autonomous vehicles have been extensively studied, off-road vehicles pose many challenging modeling problems. An off-road vehicle encounters highly…