Results 11 to 20 of about 194,223 (152)

CognitionMaster: an object-based image analysis framework [PDF]

open access: yesDiagnostic Pathology, 2013
Abstract Background Automated image analysis methods are becoming more and more important to extract and quantify image features in microscopy-based biomedical studies and several commercial or open-source tools are available.
Wienert, Stephan   +10 more
openaire   +3 more sources

Geographic Object-Based Image Analysis – Towards a new paradigm

open access: yesISPRS Journal of Photogrammetry and Remote Sensing, 2014
The amount of scientific literature on (Geographic) Object-based Image Analysis - GEOBIA has been and still is sharply increasing. These approaches to analysing imagery have antecedents in earlier research on image segmentation and use GIS-like spatial analysis within classification and feature extraction approaches.
Blaschke, Thomas   +10 more
openaire   +7 more sources

Detecting peatland drains with Object Based Image Analysis and Geoeye-1 imagery [PDF]

open access: yesCarbon Balance and Management, 2017
Background Peatlands play an important role in the global carbon cycle. They provide important ecosystem services including carbon sequestration and storage. Drainage disturbs peatland ecosystem services.
J. Connolly, N. M. Holden
doaj   +2 more sources

Satellite Image Pansharpening Using a Hybrid Approach for Object-Based Image Analysis [PDF]

open access: yesISPRS International Journal of Geo-Information, 2012
Intensity-Hue-Saturation (IHS), Brovey Transform (BT), and Smoothing-Filter-Based-Intensity Modulation (SFIM) algorithms were used to pansharpen GeoEye-1 imagery.
Nguyen Thanh Hoan   +2 more
doaj   +2 more sources

Benchmarking the Applicability of Ontology in Geographic Object-Based Image Analysis [PDF]

open access: yesISPRS International Journal of Geo-Information, 2017
In Geographic Object-based Image Analysis (GEOBIA), identification of image objects is normally achieved using rule-based classification techniques supported by appropriate domain knowledge.
Sachit Rajbhandari   +4 more
doaj   +4 more sources

OBJECT-BASED IMAGE ANALYSIS BEYOND REMOTE SENSING – THE HUMAN PERSPECTIVE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
We introduce a prototypical methodological framework for a place-based GIS-RS system for the spatial delineation of place while incorporating spatial analysis and mapping techniques using methods from different fields such as environmental psychology ...
T. Blaschke   +4 more
doaj   +1 more source

GRAIN-SIZE MEASUREMENTS OF FLUVIAL GRAVEL BARS USING OBJECT-BASED IMAGE ANALYSIS

open access: yesRevista Brasileira de Geomorfologia, 2018
Traditional techniques for classifying the average grain size in gravel bars require manual measurements of each grain diameter. Aiming productivity, more efficient methods have been developed by applying remote sensing techniques and digital image ...
Pedro Castro, Raúl Vicens
doaj   +1 more source

Using the random forest algorithm to integrate hydroacoustic data with satellite images to improve the mapping of shallow nearshore benthic features in a marine protected area in Jamaica

open access: yesGIScience & Remote Sensing, 2019
Hydroacoustic and optical remote sensing have been commonly used to map shallow nearshore benthic features. However, the number, type, scale, and accuracy of the mapping products that can be obtained from the two sensors differ; as such, there can be ...
Kurt McLaren   +2 more
doaj   +1 more source

Urban Development in West Africa—Monitoring and Intensity Analysis of Slum Growth in Lagos: Linking Pattern and Process

open access: yesRemote Sensing, 2018
Upgrading all slums in Lagos by 2030 will an ambitious task, given that more than 70% of its residents resides in slums. Furthermore, there is no recent study identifying neither the slums nor their temporal growth/development pattern in Lagos that can ...
Olabisi S. Badmos   +4 more
doaj   +1 more source

Forest stand delineation using Ikonos image and object based image analysis

open access: yesİstanbul Üniversitesi Orman Fakültesi Dergisi, 2016
Together with the developments in satellite technology, it is considered that high resolution satellite data may be used as an alternative source of information to aerial photos in delineation of stand types.
Ulaş Yunus Özkan, Ahmet Yeşil
doaj   +1 more source

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