Results 11 to 20 of about 1,269 (149)

Geographic Object-Based Analysis of Airborne Multispectral Images for Health Assessment of Capsicum annuum L. Crops [PDF]

open access: yesSensors, 2019
Vegetation health assessment by using airborne multispectral images throughout crop production cycles, among other precision agriculture technologies, is an important tool for modern agriculture practices. However, to really take advantage of crop fields
Jesús A. Sosa-Herrera   +4 more
doaj   +2 more sources

Every Bit Hurts: Quantifiable Effects of Low-Level Anthropogenic Disturbance on Movement, Habitat Selection, and Energetics of Blanding's Turtles (<i>Emydoidea blandingii</i>). [PDF]

open access: yesEcol Evol
This study found that moderately low human disturbances, such as roads and nearby development, increased movement and energy expenditure in endangered Blanding's Turtles, potentially reducing their reproductive output. These findings suggest that even low‐level habitat disturbances may threaten population viability. Conservation efforts should focus on
Meng RL, Nahwegahbow K, Chow-Fraser P.
europepmc   +2 more sources

Modelling relational contexts in GEOBIA framework for improving urban land-cover mapping

open access: yesGIScience and Remote Sensing, 2019
In human cognition, both visual features (i.e., spectrum, geometry and texture) and relational contexts (i.e. spatial relations) are used to interpret very-high-resolution (VHR) images.
Mi Shu
exaly   +2 more sources

Impact of the Scale on Several Metrics Used in Geographical Object-Based Image Analysis: Does GEOBIA Mitigate the Modifiable Areal Unit Problem (MAUP)?

open access: yesISPRS International Journal of Geo-Information, 2019
Using two GEOBIA (Geographical Object Based Image Analysis) algorithms on a set of segmented images compared to grid partitioning at different scales, we show that statistical metrics related to both objects and sets of pixels are (more or less) subject ...
Didier Josselin
exaly   +3 more sources

Using Geobia and Data Fusion Approach for Land use and Land Cover Mapping [PDF]

open access: yesQuaestiones Geographicae, 2016
Land Use and Land Cover (LULC) maps play an important role in an environmental modelling, and for many years efforts have been made to improve and streamline the expensive mapping process.
Wężyk Piotr   +4 more
doaj   +3 more sources

GEOBIA 2016: Advances in Object-Based Image Analysis—Linking with Computer Vision and Machine Learning [PDF]

open access: yesRemote Sensing, 2019
The 6th biennial conference on object-based image analysis—GEOBIA 2016—took place in September 2016 at the University of Twente in Enschede, The Netherlands (see www [...]
Norman Kerle   +2 more
doaj   +3 more sources

Incorporating Deep Features into GEOBIA Paradigm for Remote Sensing Imagery Classification: A Patch-Based Approach

open access: yesRemote Sensing, 2020
The fast and accurate creation of land use/land cover maps from very-high-resolution (VHR) remote sensing imagery is crucial for urban planning and environmental monitoring.
Bo Liu, Shihong Du
exaly   +2 more sources

GEOBIA Achievements and Spatial Opportunities in the Era of Big Earth Observation Data

open access: yesISPRS International Journal of Geo-Information, 2019
The primary goal of collecting Earth observation (EO) imagery is to map, analyze, and contribute to an understanding of the status and dynamics of geographic phenomena.
Andrea Baraldi   +2 more
exaly   +2 more sources

Benthic habitat classification using multiscale GEOBIA on orthophoto images of Karimunjawa waters

open access: yesCommunications in Science and Technology, 2021
The scale value is an important part of the segmentation stage which is part of Object-Based Image Analysis (OBIA). Selection of scale value can determine the size of the object which affects the results of classification accuracy. In addition to setting
Yahya Dwikarsa, Abdul Basith
doaj   +1 more source

Comparative Assessment of Pixel and Object-Based Approaches for Mapping of Olive Tree Crowns Based on UAV Multispectral Imagery

open access: yesRemote Sensing, 2022
Pixel-based (PB) and geographic-object-based (GEOBIA) classification approaches allow the extraction of different objects from multispectral images (MS).
Ante Šiljeg   +6 more
doaj   +1 more source

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