نتایج جستجو برای: aerial

تعداد نتایج: 32001  

2015
Lan Zhang Bing Wang Weilong Peng Chao Li Zeping Lu Yan Guo

This software provide functions on processing UAV (unmanned aerial vehicle) aerial image data according to the requirements of forestry area application on UAV platform. It gives a real-time and remote watch on fire in Greater Xing’ an Mountains, simultaneously the UAV is flying and getting the aerial data, helping users quickly master the number and location of fire points. Monitoring software...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2006
Stefano Dall'Acqua Michela Giorgetti Rinaldo Cervellati Gabbriella Innocenti

Deoxypodophyllotoxin content of the aerial parts of Anthriscus sylvestris Hoffm. growing at different altitudes was evaluated in comparison to the roots. The lignan accumulation in ground parts was at least double compared to aerial ones. In addition antioxidant-guided fractionation of the crude methanol extract of aerial parts was performed with the 2,2-diphenyl-1-picrylhydrazyl (DPPH) test. A...

2013
Soheil Mehralian Maziar Palhang

Aerial images segmentation is a principal task in many applications of remote sensing such as natural disaster monitoring, residential area detection and etc. This paper presents a new method for aerial images segmentation. The method can distinct urban terrains from non-urban terrains using a supervised learning algorithm. Extracted feature for image description is based on principal component...

Journal: :CoRR 2011
Serge Kernbach Kristof Jebens

Performing rescuing and surveillance operations with autonomous ground and aerial vehicles become more and more apparent task. Involving unmanned robot systems allows making these operations more efficient, safe and reliable especially in hazardous areas. This work is devoted to the development of a cost-efficient micro aerial vehicle in a quadrocopter shape for developmental purposes within in...

2016
Ryan W. Wohleber Gerald Matthews Gregory J. Funke Jinchao Lin

The development of closed-loop systems is fraught with many challenges. One of the many important decisions to be made in this development is the selection of suitable metrics to detect operator state. Successful metrics can inform adaptations in an interface’s design, features, or task elements allocated to automated systems. This paper will discuss various challenges and considerations involv...

2006
Frank Manning Gerardo Cornejo

[1] ABSTRACT The International Aerial Robotics Competition (IARC) is designed for colleges and universities to compete in the design and construction of an autonomous aerial vehicle. Pima Community College is being represented by the Unmanned Aerial Vehicle (UAV) Club. The UAV Club has designed a primary vehicle and three subvehicles that will be used in the competition. The vehicles were desig...

2017
Sina Sharif Mansouri Christoforos Kanellakis Emil Fresk Dariusz Kominiak George Nikolakopoulos

This article presents an aerial tool towards the autonomous cooperative coverage and inspection of a 3D infrastructure using multiple Unmanned Aerial Vehicles (UAVs). In the presented approach the UAVs are relying only on their onboard computer and sensory system, deployed for inspection of the 3D structure. In this application each agent covers a different part of the scene autonomously, while...

2014
BRIAN W. JOHNS

Since the discovery of nesting whooping cranes in Wood Buffalo National Park, the Canadian Wildlife Service has conducted aerial surveys to monitor the population. Aerial survey techniques have varied over the years; however, they have generally followed the techniques used by the author since 1991. The technique involves flying a combination of circular flights and transects over known nesting...

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 2002
Dong-Gyu Sim Rae-Hong Park

This paper proposes the localization algorithm that estimates translation parameters of an aircraft by comparing the sampled elevation map recovered from aerial sequence images, and the digital elevation model (DEM) with the given orientation and altitude parameters obtained from a gyroscope. It consists of two stages: recovering the sampled elevation map from multiple aerial image pairs and ma...

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