Results 161 to 170 of about 20,695 (309)

Robot Visual Simultaneous Localization and Mapping in Dynamic Environments

open access: yes, 2012
This paper focuses on the problem of moving object detection (MOD) in robot visual simultaneous localization and mapping (vSLAM) system. A MOD algorithm is designed using the spatial geometric constraint of the stationary landmarks in the environment ...
Wang, Yin-Tien; Chi, Chen-Tung; Hung, Shiun-Kai
core   +1 more source

Complementarity in alliances: How strategic compatibility and hierarchy promote efficient cooperation in international security

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract How can defense alliances reap the efficiency gains of working together when coordination and opportunism costs are high? Although specializing as part of a collective comes with economic and functional benefits, states must bargain over the distribution of those gains and ensure the costs of collective action are minimized.
J. Andrés Gannon
wiley   +1 more source

Adaptive Localization and Mapping for Planetary Rovers [PDF]

open access: yes, 2018
Future rovers will be equipped with substantial onboard autonomy as space agencies and industry proceed with missions studies and technology development in preparation for the next planetary exploration missions.
Hidalgo-Carrió, Javier
core  

Multi-robot simultaneous localization and mapping using D-SLAM framework

open access: yes, 2007
This paper presents an algorithm for the multi-robot simultaneous localization and mapping (SLAM) problem with the robot initial locations completely unknown.
Wang, Z   +5 more
core   +1 more source

Climate crisis and policy inaction in Indonesia

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract We surveyed voters and politicians in advance of the 2024 Indonesian election to measure preferences for environmental policy. We find that politicians underestimate voter concerns. We conducted an informational experiment with politicians to correct these misperceptions, and we document evidence of learning but no greater support for policy ...
Allan Hsiao, Nicholas Kuipers
wiley   +1 more source

Accurate and Efficient LiDAR SLAM by Learning Unified Neural Descriptors

open access: yesIEEE Access
Point clouds generated by LiDAR sensors have been widely exploited in Simultaneous Localization and Mapping (SLAM). However, existing LiDAR SLAM approaches based on hand-crafted features easily suffer from being either overly sparse or dense, causing low-
Baihe Feng, Ying Zhang
doaj   +1 more source

Evaluation of Simultaneous Localization and Mapping (SLAM) Algorithms

open access: yes, 2021
Simultaneous Localization and Mapping (SLAM) is a core component for the successful implementation of most autonomous robotics systems such as unmanned ground and areal vehicles and industrial mobile robots. It is crucial to have a robust localization and mapping system if the robot’s navigation depends on it while navigating through an unknown ...
openaire   +1 more source

Ad-hoc Network Communication Infrastructure for Multi-robot Systems in Disaster Scenarios

open access: yes, 2008
Witkowski U, El Habbal MAM, Herbrechtsmeier S, et al. Ad-hoc Network Communication Infrastructure for Multi-robot Systems in Disaster Scenarios. In: Proceedings of IARP/EURON Workshop on Robotics for Risky Interventions and Environmental Surveillance ...
El Habbal, Mohamed Ahmed Mostafa   +6 more
core  

The nation‐state, non‐Western empires, and the politics of cultural difference

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract While empires have been central to political theory, they almost always refer to Western forms of imperialism and colonialism to which non‐Western societies are subject. But precolonial empires have ruled much of the world for much of known history. Building on recent International Relations (IR) scholarship, this article reconstructs an ideal
Loubna El Amine
wiley   +1 more source

DRV-SLAM: An Adaptive Real-Time Semantic Visual SLAM Based on Instance Segmentation Toward Dynamic Environments

open access: yesIEEE Access
Traditional simultaneous localization and mapping (SLAM) methodologies predominantly rely on the assumption of a static environment. This constraint limits the applicability of most visual SLAM systems in various real-world scenarios.
Qiang Ji   +3 more
doaj   +1 more source

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