Escalating the resolution of an urban aerial image via novel shadow amputation algorithm

In order to produce better images, darkness identification and detection are essential in remote sensing techniques. Throughout this method, shadow attributes are carefully considered during contrast enhancement, and suspicious darkness is always derived based on the aforementioned image features. F...

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Bibliographic Details
Published in:Earth science informatics Vol. 15; no. 2; pp. 905 - 913
Main Authors: Rani, E. Francy Irudaya, Pushparaj, T. Lurthu, Raj, E. Fantin Irudaya
Format: Journal Article
Language:English
Published: Berlin/Heidelberg Springer Berlin Heidelberg 01.06.2022
Springer Nature B.V
Subjects:
Algorithms
Boundaries
Darkness
Earth and Environmental Science
Earth Sciences
Earth System Sciences
Engineering
Image enhancement
Information Systems Applications (incl.Internet)
Machine learning
Ontology
Remote sensing
Remote sensing techniques
Research Article
Satellite imagery
Sensing techniques
Shadows
Simulation and Modeling
Space Exploration and Astronautics
Space Sciences (including Extraterrestrial Physics
Synchronism
Polynomial fitting
Radiometric normalization (RN)
Radiometric correlation
Inside and outside highlight profile line (IOHPL)
Far Satellite images
ISSN:1865-0473, 1865-0481
Online Access:Get full text
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Summary:In order to produce better images, darkness identification and detection are essential in remote sensing techniques. Throughout this method, shadow attributes are carefully considered during contrast enhancement, and suspicious darkness is always derived based on the aforementioned image features. Furthermore, a few dark artifacts that could still be misinterpreted as shadows are rejected. The whole feature engineering is completely dependent upon the size of the object as well as their relative positions. The precedent set of the inside and outside highlight profile line (IOHPL) can be used to consider removing reflective surfaces from object categories. IOHPL segmental synchronization results in modules that are relatively homogeneous. Following that, the relatively homogenous sections are used to find the percentage light diagnostic specifications between both the shadow as well as non-shadow regions. This process will result in the effective removal of excess shadows or darkness in satellite-derived aerial urban images.
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ISSN:1865-0473
1865-0481
DOI:10.1007/s12145-022-00772-0