Digital image processing
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Digital image processing of satellite (Landsat, SPOT, RADARSAT, IRS, ERS, IKONOS, QuickBird, ASTER, HYPERION, ENVISAT ASAR, etc.) and airborne (aerial photography, hyperspectral) remotely sensed data. (ASTER Image, Morocco) and (Quickbird Image, Morocco, authorization granted by REMINEX) |
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Digital Elevation Model (DEM) generation using stereo images and interpolation of digital elevation data. |
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Orthoimage generation and mosaicking. (RADARSAT-1 Mosaic, northern Québec. © Canadian Space Agency. Data distributed by Radarsat International) |
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Image enhancement by decorrelation, filtering, contrast stretching and shading. (Shaded Digital Elevation Model, Québec, SRTM DEM Data) |
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Analysis of multispectral or hyperspectral data to produce land cover and mineral maps. |
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Image fusion using colour space transformation. This mathematical method permits an integrated analysis of remotely sensed data and geoscientific data (e.g.: magnetism + radar) as well as the enhancement of multispectral data with higher resolution panchromatic data. (Polarimetric Airborne Radar Data Fused with Magnetism, North Shore, Quebec) |
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Database generation
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Spatial database structuring including reprojection, format conversion, editing and polygonization. (Spatial DataBase within ArcGIS) |
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Complete processing of thematic maps (geology, quaternary, pedology, etc), field data and topographic maps (hydrology, planimetry, orography).
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Image map generation including the integration of remotely sensed and thematic data (geology, forestry, environment, etc). (Geological Image Map, Lake Champlain, New York State) |
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GIS support
Complete technical assistance and GIS support including:
- User needs evaluation,
- GIS architecture,
- GIS implementation,
- Preparation of training material,
- Training,
- Support and database diffusion.

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