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Clustering is a fundamental task in the computer vision and machine learning community. Although various methods have been proposed, the performance of existing approaches drops dramatically when handling incomplete high-dimensional data…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Mingjie Luo , Siwei Wang , Xinwang Liu , Wenxuan Tu , Yi Zhang , Xifeng Guo , Sihang Zhou , En Zhu

In the event of natural or man-made disasters in an urban environment, such as fires, floods, and earthquakes, a swarm of unmanned aerial vehicles (UAVs) can rapidly sweep and provide coverage to monitor the area of interest and locate…

机器人学 · 计算机科学 2024-06-17 Wai Lun Leong , Jiawei Cao , Rodney Teo

In the stochastic submodular cover problem, the goal is to select a subset of stochastic items of minimum expected cost to cover a submodular function. Solutions in this setting correspond to sequential decision processes that select items…

数据结构与算法 · 计算机科学 2021-07-01 Rohan Ghuge , Anupam Gupta , Viswanath Nagarajan

Existing domain generalization aims to learn a generalizable model to perform well even on unseen domains. For many real-world machine learning applications, the data distribution often shifts gradually along domain indices. For example, a…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Qiuhao Zeng , Wei Wang , Fan Zhou , Charles Ling , Boyu Wang

Swarms of drones are being more and more used in many practical scenarios, such as surveillance, environmental monitoring, search and rescue in hardly-accessible areas, etc.. While a single drone can be guided by a human operator, the…

计算机视觉与模式识别 · 计算机科学 2021-07-02 Claudio Piciarelli , Gian Luca Foresti

Direction relations between extended spatial objects are important commonsense knowledge. Recently, Goyal and Egenhofer proposed a formal model, known as Cardinal Direction Calculus (CDC), for representing direction relations between…

人工智能 · 计算机科学 2010-07-01 Xiaotong Zhang , Weiming Liu , Sanjiang Li , Mingsheng Ying

Machine learning approaches for image classification have led to impressive advances in that field. For example, convolutional neural networks are able to achieve remarkable image classification accuracy across a wide range of applications…

机器学习 · 统计学 2025-10-30 Christopher T. Franck , Anne R. Driscoll , Zoe Szajnfarber , William H. Woodall

While previous distribution shift detection approaches can identify if a shift has occurred, these approaches cannot localize which specific features have caused a distribution shift -- a critical step in diagnosing or fixing any underlying…

机器学习 · 计算机科学 2021-07-16 Sean Kulinski , Saurabh Bagchi , David I. Inouye

Drone-captured images present significant challenges in object detection due to varying shooting conditions, which can alter object appearance and shape. Factors such as drone altitude, angle, and weather cause these variations, influencing…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Chanyeong Park , Heegwang Kim , Joonki Paik

Conformal prediction (CP) offers distribution-free marginal coverage guarantees under an exchangeability assumption, but these guarantees can fail if the data distribution shifts. We analyze the use of pseudo-calibration as a tool to…

机器学习 · 计算机科学 2026-02-17 Farbod Siahkali , Ashwin Verma , Vijay Gupta

This paper introduces a novel method for the automatic detection and handling of nonlinearities in a generic transformation. A nonlinearity index that exploits second order Taylor expansions and polynomial bounding techniques is first…

数值分析 · 数学 2024-02-05 Matteo Losacco , Alberto Fossà , Roberto Armellin

Repeated exploration of a water surface to detect objects of interest and their subsequent monitoring is important in search-and-rescue or ocean clean-up operations. Since the location of any detected object is dynamic, we propose to…

机器人学 · 计算机科学 2023-08-15 František Nekovář , Jan Faigl , Martin Saska

We propose a novel density based numerical method for uncertainty propagation under certain partial differential equation dynamics. The main idea is to translate them into objects that we call cellular probabilistic automata and to evolve…

数值分析 · 数学 2013-02-06 Dominic Kohler , Johannes Müller , Utz Wever

We introduce Observation-aware Conformal Uncertainty Local-Calibration (OCULAR), a conformal prediction-based algorithm that uses perception information to provide uncertainty quantification guarantees for unseen test-time environments.…

机器人学 · 计算机科学 2026-05-14 Luís Marques , Dmitry Berenson

It is always a challenging task to service sudden events in non-convex and uncertain environments, and multi-agent coverage control provides a powerful theoretical framework to investigate the deployment problem of mobile robotic networks…

最优化与控制 · 数学 2022-09-07 Chao Zhai , Pengyang Fan

Catastrophic transitions, where a system shifts abruptly between alternate steady states, are a generic feature of many nonlinear systems. Recently these regime shift were suggested as the mechanism underlies many ecological catastrophes,…

种群与进化 · 定量生物学 2015-06-11 Haim Weissmann , Nadav M. Shnerb

The diffusion strategy for distributed learning from streaming data employs local stochastic gradient updates along with exchange of iterates over neighborhoods. In Part I [2] of this work we established that agents cluster around a network…

多智能体系统 · 计算机科学 2019-07-04 Stefan Vlaski , Ali H. Sayed

This paper addresses the sweep coverage problem of multi-agent systems in uncertain regions. A new formulation of distributed sweep coverage is proposed to cooperatively complete the workload in the uncertain region. Specifically, each…

最优化与控制 · 数学 2017-11-30 Chao Zhai

We consider a strategic decision-making problem where a logistics provider (LP) seeks to locate collection and delivery points (CDPs) with the objective to reduce total logistics costs. The customers maximize utility that depends on their…

最优化与控制 · 数学 2025-12-09 David Pinzon Ulloa , Ammar Metnani , Emma Frejinger

Diffusion models have become the de facto standard for modern visual generation, including well-established frameworks such as latent diffusion and flow matching. Recently, modeling high-order dynamics has emerged as a promising frontier in…

机器学习 · 计算机科学 2026-04-14 Zhao Song