Results 61 to 70 of about 5,507 (139)

Automatic measurement of rice tiller angle from unmanned aerial vehicle images

open access: yesThe Plant Phenome Journal, Volume 9, Issue 1, December 2026.
Abstract Rice (Oryza sativa L.) tiller angle is an important trait that influences plant architecture, canopy light interception, and yield potential. In this study, we proposed a deep learning‐based pipeline for automated measurement of rice tiller angle and plant base width using unmanned aerial vehicle (UAV) imagery.
Tan‐Hanh Pham   +10 more
wiley   +1 more source

An unmanned aerial vehicle optimal selection methodology for object tracking

open access: yesAdvances in Mechanical Engineering, 2018
In this article, an optimal method of unmanned aerial vehicle selection for following a moving ground target is presented. The most suitable unmanned aerial vehicle from an aircraft operating fleet is selected for tracking task.
Antoni Kopyt   +2 more
doaj   +1 more source

Computer Vision for Monitoring Wild Bees and Wasps: A Structured Literature Review

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
This review surveys recent (2020–2026) computer vision research on automated monitoring of wild bees and wasps, covering tasks such as species detection, habitat observation, and behavior analysis. It analyzes datasets, public resources, hardware, and software development.
Chenchang Liu   +2 more
wiley   +1 more source

The Franciscana (Pontoporia blainvillei) in the Northern Limit of the FMA II: Strandings and Habitat Use in Ilha Grande Bay

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT The presence of the franciscana (Pontoporia blainvillei) at the northern limit of the FMA II was investigated using a range of methods, including monitoring of strandings, boat surveys, and passive acoustic monitoring (PAM). Franciscana strandings were recorded within the distributional gap between Macaé (22°55′ S) and Ilha Grande (23°09′ S ...
Alexandre F. Azevedo   +10 more
wiley   +1 more source

Quantifying Southern Sea Otter (Enhydra lutris nereis) Reactions to a Quadcopter Drone in Central California

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT Drones are useful for wildlife research and management, but they can cause disturbance and harassment to wildlife. Sea otters (Enhydra lutris) are candidates for drone‐based observation and monitoring but are vulnerable to disturbance. No studies have evaluated drone effects on sea otter behavior, but based on prior disturbance studies, we ...
Colleen Young   +5 more
wiley   +1 more source

Image fusion algorithm for the collaborative use of unmanned aerial vehicles

open access: yesНаучный вестник МГТУ ГА
Currently, the applicable scope of unmanned aircraft application is increasingly expanding. The promising field of unmanned aircraft enhancement is the implementation of some collaborative actions during controlled flight.
N. V. Levshonkov   +2 more
doaj   +1 more source

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