Results 51 to 60 of about 48,962 (279)

Towards the development of a smart flying sensor: illustration in the field of precision agriculture [PDF]

open access: yes, 2015
Sensing is an important element to quantify productivity, product quality and to make decisions. Applications, such as mapping, surveillance, exploration and precision agriculture, require a reliable platform for remote sensing.
Copot, Cosmin   +3 more
core   +2 more sources

MusA: Using Indoor Positioning and Navigation to Enhance Cultural Experiences in a museum [PDF]

open access: yes, 2013
In recent years there has been a growing interest into the use of multimedia mobile guides in museum environments. Mobile devices have the capabilities to detect the user context and to provide pieces of information suitable to help visitors discovering ...
Alciatore   +47 more
core   +3 more sources

Recognition of Banana Fusarium Wilt Based on UAV Remote Sensing [PDF]

open access: yesRemote Sensing, 2020
Fusarium wilt (Panama disease) of banana currently threatens banana production areas worldwide. Timely monitoring of Fusarium wilt disease is important for the disease treatment and adjustment of banana planting methods. The objective of this study was to establish a method for identifying the banana regions infested or not infested with Fusarium wilt ...
Huichun Ye   +7 more
openaire   +2 more sources

Bioinspired Adaptive Leg‐Claw Enables Robust Perching and Grasping for UAVs

open access: yesAdvanced Science, EarlyView.
Inspired by owl limb morphology and bat roosting behavior, this study presents a bioinspired adaptive leg‐claw mechanism that enables UAVs to perform robust and versatile perching and grasping. The design integrates a four‐link tibial structure, tension‐driven deformable feet, and active control, enabling stable perching on various branches and ...
Tianyu Cheng   +6 more
wiley   +1 more source

Application of Unmanned Aerial Vehicle Remote Sensing for Agricultural Monitoring [PDF]

open access: yesE3S Web of Conferences
Precision agriculture and Smart farming have become the essential backbone for sustainable agricultural production by leveraging cutting-edge remote sensing and communication technologies.
Han Yuyao
doaj   +1 more source

Discussion on Problem and Methods of Monitoring Sediment Deposition of Warping Dams in Loess Plateau

open access: yesShuitu baochi tongbao, 2022
[Objective] A scientific monitoring methods for sediment-retaining amount in check dams were studied in order to provide practical support for accurately obtaining the sediment-retaining amount, and to realize the safe operation of check dams and the ...
Jianguo Zhang   +3 more
doaj   +1 more source

Aluminium Feeds for Reflector for NadirSAR [PDF]

open access: yes, 2018
With the long term aim of developing a NadirSAR quadrotor UAV system specialized for monitoring broad acre grain fields, a large aperture load bearing antenna to use as the main structural element was sort.
Gray, Derek, Le Kernec, Julien
core   +1 more source

Is Precision Agriculture Technology Adoption Persistently Overestimated?

open access: yesAgribusiness, EarlyView.
ABSTRACT Precision agriculture is sometimes assumed to diffuse steadily over time, and industry planning frequently extrapolates early adoption trends forward. This study evaluates the accuracy of such expectations by comparing agricultural input dealers' forecasts of future service offerings with the actual levels of offerings that dealerships ...
Trey Malone   +5 more
wiley   +1 more source

A new method to determine multi-angular reflectance factor from lightweight multispectral cameras with sky sensor in a target-less workflow applicable to UAV

open access: yes, 2019
A new physically based method to estimate hemispheric-directional reflectance factor (HDRF) from lightweight multispectral cameras that have a downwelling irradiance sensor is presented.
Cubero-Castan, Manuel   +3 more
core   +1 more source

Investigation on the automatic geo-referencing of archaeological UAV photographs by correlation with pre-existing ortho-photos [PDF]

open access: yes, 2014
We present a method for the automatic geo-referencing of archaeological photographs captured aboard unmanned aerial vehicles (UAVs), termed UPs. We do so by help of pre-existing ortho-photo maps (OPMs) and digital surface models (DSMs).
Briese, Christian   +4 more
core   +2 more sources

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