Import Data - SAR Spaceborne - RADARSAT-2

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Import Data - SAR Spaceborne - RADARSAT-2

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Purpose

 

Standard products are imported into the SARscape Data Format for further processing.

 

Technical Note

 

The import functionality requires, as mandatory input, only the Parameter file(s). The original data structure must be kept as in the original standard product.

 

Orbit File

This is an optional input, which is intended for using the precise orbits instead of the standard ones. RADARSAT-2 orbit files can be requested when the standard products are ordered. If orbit files are not initially requested they may be obtained at any time by contacting the MDA client services department. This input can be used only importing SLC products.

 

If the relevant precise orbit files are already stored in an existing folder, which has been defined as RADARSAT-2 Directory (Preferences common), they do not have to be inputted in the import processing panel since they are automatically retrieved by the program.

 

Data in NITF format are also supported. To ingest them, the following procedure must be adopted:

Import the data using the ENVI own functionality "File>Open External File>Military>NITF>NITF".

Save the imported image in ENVI format using  "File>Save file as>ENVI Standard". Before saving you must cancel the ".NITF" proposed extension from the output file name.

Import the data in SARscape using this module.

 

Supported Products

 

SCNScanSAR Narrow Beam Multi-look Ground Range.
SCW ScanSAR Wide Beam Multi-look Ground Range.
SGCMulti-look Ground Range Coarse.
SGFMulti-look Ground Range Fine.
SGXGeo-referenced Extra-fine.
SLCSingle Look Complex.
SPGPrecision Geo-corrected.
SSGSystematic Geo-corrected.

 

Further information at http://mdacorporation.com/geospatial/international/satellites/RADARSAT-2

 

 

Input Files

 

Input File list

Input file name(s) of the original input file (.xml). These files are mandatory.

 

Parameters - Principal Parameters

 

Data Type

Specify product type relevant to the data to import.

 

Fill dummy during import

Possibility to replace invalid backscatter pixel values with random low values.

 

Rename The File Using Parameters

If set, only relevant information will be copied from the input name(s) to the output name(s), the full root name otherwise.

 

Parameters - Global

 

It brings to the general section of the Preferences specific parameters. Any modified value will be used and stored for further processing sessions.

 

Parameters - Other Parameters

 

It brings to the general section of the Preferences parameters. Any modified value will be used and stored for further processing sessions.

 

Output Files

 

Output file list

Output file name(s) of the imported data. These files are mandatory.

 

Root name of the imported file(s) and associated header files (.sml, .hdr). Specific file suffixes are added according to the data type.

 

.shp

Shape file and associated header files (.sml, .hdr) containing the image perimeter in geographic co-ordinates.

 

.kml

ASCII file containing the image perimeter in geographic co-ordinates. Double clicking on this file will automatically position the boundaries of the scene into the Google Earth environment.

 

Details specific to the Units of Measure and Nomenclature of the output products can be found in the Data Format section.

 

General Functions

 

Exec

The processing step is executed.

 

Store Batch        

The processing step is stored in the batch list. The Batch Browser button allows to load the batch processing list.

 

Close        

The window will be closed.

 

Help

Specific help document section.

 

 

Specific Function(s)

 

None.

 

See Also

 

Task, SARscapeBatch object, SARscapeBatch script example

 

References

 

None.