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The Impact of Pan-Sharpening and Spectral Resolution on Vineyard Segmentation through Machine Learning

Eriita G. Jones, Sebastien Wong, Anthony Milton, Joseph Sclauzero, Holly Whittenbury, Mark D. McDonnell
2020 Remote Sensing  
The impact of image acquisition parameters—namely, the off-nadir angle and solar elevation angle—on the quality of pan-sharpening is also assessed.  ...  , pan-sharpened multispectral, and the spectral Normalised Difference Vegetation Index (NDVI) considered.  ...  The results demonstrate the sensitivity of pan-sharpening quality to solar and sensor viewing angles, which in turn directly impacts the accuracy of vine block detection using sharpened multispectral data  ... 
doi:10.3390/rs12060934 fatcat:hiwjjtb5h5aedikkbwetntgecm

A Review of Image Fusion Algorithms Based on the Super-Resolution Paradigm

Andrea Garzelli
2016 Remote Sensing  
Specifically, pan-sharpening denotes the merging of a monochrome image acquired by a broadband panchromatic (Pan) instrument with a multispectral (MS) image featuring a spectral diversity of bands and  ...  ill-posed problem of spectral-spatial (pan-sharpening) and spatio-temporal image resolution enhancement.  ...  The experimental results on true spaceborne multispectral and panchromatic images show the limitations of this class of pan-sharpening methods.  ... 
doi:10.3390/rs8100797 fatcat:5hyaoamdx5gcbj3dvwp2iv4oc4

Water Bodies' Mapping from Sentinel-2 Imagery with Modified Normalized Difference Water Index at 10-m Spatial Resolution Produced by Sharpening the SWIR Band

Yun Du, Yihang Zhang, Feng Ling, Qunming Wang, Wenbo Li, Xiaodong Li
2016 Remote Sensing  
The objectives of this study are to: (1) produce 10-m MNDWI from the Sentinel-2 image by sharpening the SWIR band; (2) compare the performance of various popular pan-sharpening algorithms in producing  ...  SWIR band to 10 m based on pan-sharpening.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs8040354 fatcat:3of3tky2evd5fhl4dogb3zycdi

Nearest-neighbor diffusion-based pan-sharpening algorithm for spectral images

Weihua Sun, Bin Chen, David W. Messinger
2014 Optical Engineering: The Journal of SPIE  
multispectral image (MSI).  ...  Our approach assumes that each pixel spectrum in the pan-sharpened image is a weighted linear mixture of the spectra of its immediate neighboring superpixels; it treats each spectrum as its smallest element  ...  The pan-sharpened image is shown in Fig. 8 .  ... 
doi:10.1117/1.oe.53.1.013107 fatcat:dajcjo4cljdcbatq7umjuzo6ky

Identification and mapping of natural vegetation on a coastal site using a Worldview-2 satellite image

Sébastien Rapinel, Bernard Clément, Sylvie Magnanon, Vanessa Sellin, Laurence Hubert-Moy
2014 Journal of Environmental Management  
The classification of the Worldview-2 image and ancillary thematic data was performed using a hybrid pixel-based and object-oriented approach.  ...  Identification and mapping of natural vegetation are major issues for biodiversity management and conservation.  ...  derived from multispectral and pan-sharpened images is reasonable, with respective Kappa values of 0.74 and 0.73.  ... 
doi:10.1016/j.jenvman.2014.05.027 pmid:24973612 fatcat:albf6gki5bc6jctzztqyrtrkv4

A Regularized Model-Based Optimization Framework for Pan-Sharpening

Hussein A. Aly, Gaurav Sharma
2014 IEEE Transactions on Image Processing  
In this paper, pan-sharpening is formulated as the problem of jointly estimating the high-resolution (HR) multispectral images to minimize an objective function comprised of the sum of squared residual  ...  Pan-sharpening is a common postprocessing operation for captured multispectral satellite imagery, where the spatial resolution of images gathered in various spectral bands is enhanced by fusing them with  ...  ACKNOWLEDGMENT The authors would like to thank the Associate Editor and the Reviewers for suggestions that have significantly improved the presentation and the Center for Integrated Research Computing, University of  ... 
doi:10.1109/tip.2014.2316641 pmid:24759988 fatcat:kzggasnf5je6vapddrbir5eivm

Optimizing the High-Pass Filter Addition Technique for Image Fusion

Ute G. Gangkofner, Pushkar S. Pradhan, Derrold W. Holcomb
2008 Photogrammetric Engineering and Remote Sensing  
Improvements are the standardization of the HPFA parameters over a wide range of image resolution ratios and the controlled trade-off between resulting image sharpness and spectral properties.  ...  HPFA is an image fusion method in the spatial domain, which inserts structural and textural details of the higher resolution image into the lower resolution image, whose spectral properties are thereby  ...  Moreover, we are grateful for the suggestions of the reviewers that helped improve this paper.  ... 
doi:10.14358/pers.74.9.1107 fatcat:2saxojywezbdfkwk5u5keveec4

Detection and interpretation of landslides using satellite images

J. Nichol, M. S. Wong
2005 Land Degradation and Development  
A methodology for regional scale monitoring is proposed which combines the efficiency of automated techniques for large area monitoring using SPOT 1 with the qualitative detail obtained from Pan-sharpened  ...  Extract of study area comparing the appearance of two landslides between different images: (a) legend; (b) orthophoto; (c) IKONOS multispectral image; (d) IKONOS panchromatic image; (e) IHS fused image  ...  This second part of the study showed that the additional qualitative information, similar to that on air photos can be obtained by Pan-sharpening of IKONOS multispectral images.  ... 
doi:10.1002/ldr.648 fatcat:c3265pi5gbaf3naxrnrrxbk43e

ACCURACY ASSESSMENTS OF PAN-SHARPENED IMAGE FOR BENTHIC HABITATS MAPPING

Pramaditya Wicaksono, Faza Adhimah
2017 Geoplanning: Journal of Geomatics and Planning  
Image-sharpening process integrates lower spatial resolution multispectral bands with higher spatial resolution panchromatic band to produce multispectral bands with finer spatial detail called pan-sharpened  ...  Although the pan-sharpened image can greatly assist the process of information extraction using visual interpretation, the benefit and setback of using pan-sharpened image on the accuracy of digital classification  ...  The purpose of pan-sharpening is to obtain multispectral image with more detailed spatial information, which is called pan-sharpened image.  ... 
doi:10.14710/geoplanning.4.1.27-40 fatcat:zyuoqt7pevcfhhieppgwp6222a

Testing a Modified PCA-Based Sharpening Approach for Image Fusion

Jan Jelének, Veronika Kopačková, Lucie Koucká, Jan Mišurec
2016 Remote Sensing  
Landsat 8 multispectral bands (MUL) using its own panchromatic (PAN) band.  ...  data (PAN band, WolrdView-2) for image fusion was tested.  ...  Lucie Koucka contributed to the programming of the tools. Jan Mišurec contributed to the design of the study. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs8100794 fatcat:i4eci4xibvdh3doajgkyu6jpke

Exploring the Utility of Bathymetry Maps Derived With Multispectral Satellite Observations in the Field of Underwater Archaeology

Radoslaw Guzinski, Elias Spondylis, Myrto Michalis, Sebastiano Tusa, Giacoma Brancato, Lorenzo Minno, Lars Boye Hansen
2016 Open Archaeology  
Submerged settlements and shipwrecks are often located in water depths where the application of multispectral satellite data is feasible.  ...  However, the use of satellite data complements the existing techniques and can help to place the archaeological sites within a broader spatial context as well as to efficiently monitor the deterioration  ...  ITACA is co-funded by the European Commission and the project is carried out in the context of the FP7-SPACE-2013 programme supervised by EU Authority.  ... 
doi:10.1515/opar-2016-0018 fatcat:j45d6kqvcvgirdwosvq3cqukcy

Improved Adaptive Brovey as a New Method for Image Fusion [article]

Hamid Reza Shahdoosti
2018 arXiv   pre-print
The Brovey is a popular pan-sharpening method owing to its efficiency and high spatial resolution. This method can be explained by mathematical model of optical remote sensing sensors.  ...  An ideal fusion method preserves the Spectral information in fused image and adds spatial information to it with no spectral distortion.  ...  The ratio between h PAN DN and (2) is the gain of sharpening.  ... 
arXiv:1807.09610v1 fatcat:wr5nrujmvfe3jiyx6bcay5yt2i

Change Detection on Multi-Spectral Images Based on Feature-level U-Net

Wahyu Wiratama, Jongseok Lee, Donggyu Sim
2020 IEEE Access  
A low-complexity pan-sharpening method is proposed to employ not only panchromatic images, but also multi-spectral images for enhancing the performance of the deep neural network.  ...  A modified of IHS pan-sharpening algorithm is introduced to solve spectral distortion problem by applying mean filtering in high frequency.  ...  PAN-SHARPENING FOR CHANGE DETECTION Pan-sharpening enhances the spatial information of multispectral images by incorporating a higher-resolution panchromatic (PAN) image.  ... 
doi:10.1109/access.2020.2964798 fatcat:glwrjhjnu5hhbmtxdez2evuihu

Glacial Lake Detection from GaoFen-2 Multispectral Imagery Using an Integrated Nonlocal Active Contour Approach: A Case Study of the Altai Mountains, Northern Xinjiang Province

Meimei Zhang, Fang Chen, Bangsen Tian
2018 Water  
As the first trial, the glacial lakes were detected using high-resolution GaoFen-2 multispectral imagery in the test site of Altai Mountains (northern Xinjiang Province).  ...  It is thus of great interest to investigate the use of nonlocal principles for high-resolution image segmentation combined with active contour models.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/w10040455 fatcat:xwyg47iwybdlrhuldhbkglr4da

Multi-Sensor Fusion: A Simulation Approach to Pansharpening Aerial and Satellite Images

Katarzyna Siok, Ireneusz Ewiak, Agnieszka Jenerowicz
2020 Sensors  
Aerial panchromatic and multispectral images acquired with a digital mapping camera (DMC) II 230 and satellite multispectral images acquired with the S2A sensor of the Sentinel-2 satellite were used in  ...  To meet the needs of modern remote sensing, the authors present an innovative methodology of combining multispectral aerial and satellite imagery.  ...  A larger spectral coverage between the panchromatic and multispectral bands results in a lower spectral distortion of the sharpened image.  ... 
doi:10.3390/s20247100 pmid:33322345 fatcat:kcmvqwbrenaovl27facuse6br4
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