Results 61 to 70 of about 3,555 (201)

A high‐altitude thermal infrared method for estimating moose abundance and demography in Rocky Mountain National Park, USA

open access: yesWildlife Biology, EarlyView.
Resource managers require accurate estimates of large herbivore abundance and demography to maintain ecological integrity. Common methods to count these species, including observations from low altitude helicopter flights, may conflict with other protected area management objectives and struggle to produce precise estimates for more cryptic species. To
Hanem G. Abouelezz, N. Thompson Hobbs
wiley   +1 more source

The Use of Satellite TIR Time Series for Thermal Anomalies’ Detection on Natural and Urban Areas [PDF]

open access: yes, 2021
In this work, the land surface temperature time series derived using Thermal InfraRed (TIR) satellite data offers the possibility to detect thermal anomalies by using the PCA method. This approach produces very detailed maps of thermal anomalies, both in
Federico Rabuffi   +4 more
core   +1 more source

THERMAL IR IMAGING: IMAGE QUALITY AND ORTHOPHOTO GENERATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
This paper deals with two aspects of photogrammetric processing of thermal images: image quality and 3D reconstruction quality. The first aspect of the paper relates to the influence of day light on Thermal InfraRed (TIR) images captured by an Unmanned ...
A. Sledz, J. Unger, C. Heipke
doaj   +1 more source

Seasonal variations and challenges in estimating populations and identifying species of Korean ungulates using drone‐derived thermal orthomosaic maps

open access: yesWildlife Biology, EarlyView.
Drones equipped with thermal infrared (TIR) cameras offer significant time and labor savings in estimating wild ungulate populations. However, accurately monitoring forest‐dwelling ungulates remains challenging due to their elusive behavior and complex habitat.
Jinhwi Kim, Donggul Woo
wiley   +1 more source

Study on thermal infrared emission directionality over crop canopies with TIR camera imagery

open access: yesScience in China Series E: Technological Sciences, 2000
In order to investigate directionality of thermal infrared emission from crop canopies, a wide-angle thermal video camera (INFRAMETRICS) equipped with an 80° FOV lens was mounted on a small aircraft and used to acquire thermal imagery along several different flight traces.
Liu, Qinhuo   +8 more
openaire   +3 more sources

Conception and State of the Radiometric Analysis Breadboard (RAB) for the Mercury Radiometer and Thermal Infrared Spectrometer (MERTIS) [PDF]

open access: yes, 2006
As a part of the ESA deep space mission to mercury - BepiColombo - investigations of mercury´s surface layer using a push-broom thermal infrared imaging spectrometer (MERTIS) with a high spectral resolution is planned.
T. Saeuberlich   +5 more
core  

Visible, near‐, and thermal infrared spectra of asteroid Bennu samples: Relationship to and implications for remote sensing of carbonaceous asteroids

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract Remote spectroscopy is used to characterize the mineralogy and infer the history of planetary bodies. Carbonaceous asteroids, such as B‐type (101955) Bennu, represent the earliest stages of planet formation. B types have a blue (negative) spectral slope and comprise <5% of asteroids.
V. E. Hamilton   +32 more
wiley   +1 more source

A cross-comparison of thermal infrared versus ultraviolet ground-based retrievals of SO2 masses during Strombolian explosions

open access: yesVolcanica
This study investigates sulfur dioxide (SO2) emissions from Stromboli’s explosive activity using ground-based remote sensing techniques. We analyze the SO2 mass derived from ultraviolet (UV) and thermal infrared (TIR) cameras, alongside explosion ...
Elisabetta Del Bello   +9 more
doaj   +1 more source

Spatial and temporal scales in plant phenotyping for crop water stress assessment: A review

open access: yesThe Plant Phenome Journal, Volume 9, Issue 1, December 2026.
Abstract Water stress is a major limiting factor for crop productivity worldwide, and its impacts are intensifying due to climate variability and increasing water scarcity. This review focuses on the spatial and temporal scales in plant phenotyping as a critical approach to improving crop water‐stress assessment and supporting precision water ...
Daniel Kingsley Cudjoe   +3 more
wiley   +1 more source

Comparative analysis of high-temperature targets retrieved from SWIR and TIR data

open access: yesFrontiers in Environmental Science
IntroductionForest fires, grassland fires, heap coking, straw burning, and volcanic eruptions are thermal anomalies. They attract attention and are designated as high-temperature targets.
Yifan Yu, Jun Pan, Huishi Du
doaj   +1 more source

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