نتایج جستجو برای: تصاویر ikonos

تعداد نتایج: 16121  

2017
Georges Laussane Loum Atiampo Kodjo Armand Souleymane Oumtanaga

Corresponding Author: Atiampo Kodjo Armand Laboratoire de Recherche en Informatique et Telecommunication, Institut National Polytechnique Félix Houphouet-Boigny, Abidjan, Cote d’Ivoire Email: [email protected] Abstract: The image fusion technique is widely used in remote sensing. Its purpose is to provide comprehensive information without arte facts by combining the partial information from di...

2005
S. J. Purkis B. Riegl

We analysed spatial patterns of coral communities mapped from IKONOS satellite imagery in combination with 8 yr of traditional ecological monitoring data and archived sea-surface temperature data to explain why coral assemblages in the SE Arabian Gulf (Jebel Ali, Dubai) are impoverished and most do not build reefal frameworks. Analysis of archive sea-surface temperature (SST) data confirmed tha...

2005
Nick Roberts

The utility of satellite imagery for landslide detection in southwest coastal British Columbia was evaluated by interpretation of orbital imagery (SPOT, IKONOS, and QUICKBIRD) and comparison with large-and medium-scale aerial photography. Satellite imagery was enhanced by simple, repeatable digital image processing techniques (contrast stretches and transformations, merging of images of differe...

Journal: :Journal of the Japan society of photogrammetry and remote sensing 1999

2003
G. Sohn I. Dowman

An automated method for boundary representation of building objects has been considered as a core processor for 3D city modelling. Since the reconstruction of generic building shape fundamentally depends on geometric features extracted from data sources, it suffers difficulties especially when a monocular imagery with high scene complexity is solely used. The research described in this paper ai...

2005
J. Willneff

The demand for accurate and up-to-date spatial information is increasing and its availability is becoming more important for a variety of tasks. Today’s commercial high-resolution satellite imagery (HRSI) offers the potential to extract useful and accurate spatial information for a wide variety of mapping and GIS applications. The extraction of metric information from images is possible due to ...

2002
H. B. Hanley T. Yamakawa

An investigation into the use of alternative sensor orientation models and their applicability for block adjustment of high-resolution satellite imagery is reported. Ikonos Geo imagery has been employed in the investigation, and since the explicit camera model and precise exterior orientation information required to apply conventional collinearity-based models is not provided with Ikonos data, ...

2009
S. Suri S. Türmer P. Reinartz U. Stilla

With the launch of high resolution remote sensing satellites in different modalities like TerraSAR-X, WorldView-1 and Ikonos, the contribution of remote sensing for various applications has received a tremendous boost. Specifically, the combined analysis of high resolution SAR and optical imagery is of immense importance in monitoring and assessing catastrophes and natural disaster. Although, l...

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