Results 1 to 10 of about 6,383 (70)

Event-based performance guaranteed tracking control for constrained nonlinear system via adaptive dynamic programming method

open access: yesJournal of Automation and Intelligence, 2023
An optimal tracking control problem for a class of nonlinear systems with guaranteed performance and asymmetric input constraints is discussed in this paper.
Xingyi Zhang   +3 more
doaj   +1 more source

Short-term load forecasting based on EEMD-Adaboost-BP

open access: yesSystems Science & Control Engineering, 2022
In order to realize short-time load forecasting, an Adaboost-BP method with a weight update mechanism is proposed based on ensemble learning theory.
Wenshuai Lin   +3 more
doaj   +1 more source

A real‐time decoupling trajectory planning method for on‐road autonomous driving

open access: yesIET Control Theory & Applications, 2023
Trajectory planning is a core technology for autonomous vehicle directlyreflecting the driving safety and efficiency. In this paper, a spatial‐speed decoupled planning method is studied for real‐time trajectory generation in the on‐road environment.
Yongkang Lu   +4 more
doaj   +1 more source

Trajectory Tracking With Constrained Sensors and Unreliable Communication Networks

open access: yesIEEE Access, 2019
This work investigates the remote vehicle tracking issue over constrained monitoring sensors and unreliable communication networks. A saturation function is used to describe the bounded time varying acceleration of the vehicle.
Chang Liu, Fen Liu, Hongxia Rao, Yong Xu
doaj   +1 more source

Pedestrian Detection and Tracking from Low-Resolution Unmanned Aerial Vehicle Thermal Imagery

open access: yesSensors, 2016
Driven by the prominent thermal signature of humans and following the growing availability of unmanned aerial vehicles (UAVs), more and more research efforts have been focusing on the detection and tracking of pedestrians using thermal infrared images ...
Yalong Ma   +4 more
doaj   +1 more source

A Hybrid Vehicle Detection Method Based on Viola-Jones and HOG + SVM from UAV Images

open access: yesSensors, 2016
A new hybrid vehicle detection scheme which integrates the Viola-Jones (V-J) and linear SVM classifier with HOG feature (HOG + SVM) methods is proposed for vehicle detection from low-altitude unmanned aerial vehicle (UAV) images.
Yongzheng Xu   +4 more
doaj   +1 more source

Multi-UAV Area Coverage Based on Relative Localization: Algorithms and Optimal UAV Placement

open access: yesSensors, 2021
This paper is concerned with relative localization-based optimal area coverage placement using multiple unmanned aerial vehicles (UAVs). It is assumed that only one of the UAVs has its global position information before performing the area coverage task ...
Ziyong Zhang   +3 more
doaj   +1 more source

Car Detection from Low-Altitude UAV Imagery with the Faster R-CNN

open access: yesJournal of Advanced Transportation, 2017
UAV based traffic monitoring holds distinct advantages over traditional traffic sensors, such as loop detectors, as UAVs have higher mobility, wider field of view, and less impact on the observed traffic.
Yongzheng Xu   +4 more
doaj   +1 more source

Analytical Model for the Change of Travel Time Savings With Waiting Time and Service Level

open access: yesIEEE Access, 2019
An extended classical time allocation model with travel time reliability constraint is proposed in this study. The valuation function of travel time savings is deduced, and the relationship between the value of travel time savings and other social ...
Junjie Zhang   +4 more
doaj   +1 more source

Cooperative Obstacle Avoidance for Multiple UAVs Using Spline_VO Method

open access: yesSensors, 2022
In order to solve multiple unmanned aerial vehicle (UAV) dynamic collision avoidance, a cooperative obstacle avoidance algorithm considering UAV’s kinematic constraints has been developed.
Mingzhu Peng, Wei Meng
doaj   +1 more source

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