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We introduce a new dynamic model with the capability of recognizing both activities that an individual is performing as well as where that ndividual is located. Our model is novel in that it utilizes a dynamic graphical model to jointly…

人工智能 · 计算机科学 2012-07-02 Amarnag Subramanya , Alvin Raj , Jeff A. Bilmes , Dieter Fox

This paper investigates the usefulness of reasoning about the uncertain presence of obstacles during path planning, which typically stems from the usage of probabilistic occupancy grid maps for representing the environment when mapping via…

机器人学 · 计算机科学 2022-05-31 Jacopo Banfi , Lindsey Woo , Mark Campbell

Accurate perception of dynamic traffic scenes is crucial for high-level autonomous driving systems, requiring robust object motion estimation and instance segmentation. However, traditional methods often treat them as separate tasks,…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Yinqi Chen , Meiying Zhang , Qi Hao , Guang Zhou

This paper addresses the problem of tracking moving objects of variable appearance in challenging scenes rich with features and texture. Reliable tracking is of pivotal importance in surveillance applications. It is made particularly…

计算机视觉与模式识别 · 计算机科学 2013-09-26 Rhys Martin , Ognjen Arandjelović

We propose Material Fingerprinting, a new method for the rapid discovery of mechanical material models from direct or indirect data that avoids solving potentially non-convex optimization problems. The core assumption of Material…

计算工程、金融与科学 · 计算机科学 2025-12-09 Moritz Flaschel , Denisa Martonová , Carina Veil , Ellen Kuhl

Despite the long history of modelling human mobility, we continue to lack a highly accurate approach with low data requirements for predicting mobility patterns in cities. Here, we present a population-weighted opportunities model without…

物理与社会 · 物理学 2017-10-03 Xiao-Yong Yan , Chen Zhao , Ying Fan , Zengru Di , Wen-Xu Wang

Smart cities around the world have begun monitoring parking areas in order to estimate available parking spots and help drivers looking for parking. The current results are promising, indeed. However, existing approaches are limited by the…

机器学习 · 计算机科学 2019-08-13 Andrei Ionita , André Pomp , Michael Cochez , Tobias Meisen , Stefan Decker

Human motion prediction is essential for the safe and smooth operation of mobile service robots and intelligent vehicles around people. Commonly used neural network-based approaches often require large amounts of complete trajectories to…

机器人学 · 计算机科学 2023-06-07 Yufei Zhu , Andrey Rudenko , Tomasz P. Kucner , Achim J. Lilienthal , Martin Magnusson

One of the greatest concerns related to the popularity of GPS-enabled devices and applications is the increasing availability of the personal location information generated by them and shared with application and service providers.…

密码学与安全 · 计算机科学 2015-07-20 Luca Rossi , James Walker , Mirco Musolesi

The recent availability of digital traces from Information and Communications Technologies (ICT) has facilitated the study of both individual- and population-level movement with unprecedented spatiotemporal resolution, enabling us to better…

物理与社会 · 物理学 2023-10-10 Surendra Hazarie , Hugo Barbosa , Adam Frank , Ronaldo Menezes , Gourab Ghoshal

We discuss the process of building semantic maps, how to interactively label entities in them, and how to use them to enable context-aware navigation behaviors in human environments. We utilize planar surfaces, such as walls and tables, and…

机器人学 · 计算机科学 2018-08-15 Akansel Cosgun , Henrik Christensen

Place recognition is a challenging task in computer vision, crucial for enabling autonomous vehicles and robots to navigate previously visited environments. While significant progress has been made in learnable multimodal methods that…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Alexander Melekhin , Dmitry Yudin , Ilia Petryashin , Vitaly Bezuglyj

Given that observational and numerical climate data are being produced at ever more prodigious rates, increasingly sophisticated and automated analysis techniques have become essential. Deep learning is quickly becoming a standard approach…

流体动力学 · 物理学 2017-09-12 A. Rupe , J. P. Crutchfield , K. Kashinath , Prabhat

Visual place recognition tasks often encounter significant challenges in landmark detection due to the presence of irrelevant objects such as humans, cars, and trees, despite the remarkable progress achieved by previous models, especially…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Mohammad Javad Rajabi , Morteza Mirzai , Ahmad Nickabadi

Accurate localization in diverse environments is a fundamental challenge in computer vision and robotics. The task involves determining a sensor's precise position and orientation, typically a camera, within a given space. Traditional…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Luca Di Giammarino , Boyang Sun , Giorgio Grisetti , Marc Pollefeys , Hermann Blum , Daniel Barath

Critical for the coexistence of humans and robots in dynamic environments is the capability for agents to understand each other's actions, and anticipate their movements. This paper presents Stochastic Process Anticipatory Navigation…

机器人学 · 计算机科学 2020-11-13 Weiming Zhi , Tin Lai , Lionel Ott , Fabio Ramos

Model-based approaches bear great promise for decision making of agents interacting with the physical world. In the context of spatial environments, different types of problems such as localisation, mapping, navigation or autonomous…

In autonomous driving, accurate motion prediction is crucial for safe and efficient motion planning. To ensure safety, planners require reliable uncertainty estimates of the predicted behavior of surrounding agents, yet this aspect has…

机器人学 · 计算机科学 2025-03-03 Aron Distelzweig , Andreas Look , Eitan Kosman , Faris Janjoš , Jörg Wagner , Abhinav Valada

We propose an autonomous exploration algorithm designed for decentralized multi-robot teams, which takes into account map and localization uncertainties of range-sensing mobile robots. Virtual landmarks are used to quantify the combined…

机器人学 · 计算机科学 2024-03-08 Yewei Huang , Xi Lin , Brendan Englot

Localization in GPS-denied environments is critical for autonomous systems, and traditional methods like SLAM have limitations in generalizability across diverse environments. Magnetic-based navigation (MagNav) offers a robust solution by…

机器人学 · 计算机科学 2024-07-30 Aditya Penumarti , Kristy Waters , Humberto Ramos , Kevin Brink , Jane Shin