sar data processing by software and sar data products and … · 2016. 1. 22. · sar data...
TRANSCRIPT
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SAR Data Processing by software and
SAR Data Products and Applications
(Workshop I- Tuesday 22 December 2015)
Training Course on Radar Remote Sensing and Image Processing
21-24 December 2015, Karachi, Pakistan
Organizers: IST & ISNET
Parviz Tarikhi, PhD [email protected]
http://parviztarikhi.wordpress.com
Alborz Space Center, ISA, Iran
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SAR Data Pre-processing
Speckle Filtering
Applying Speckle Suppression Techniques (Filters) on different
images
smoothing filters: Mean, Median,
Nonadaptive Filters: Frost, Sigma-Lee, Gamma Map; Edge
Enhancement for linear feature extraction.
SAR Data Processing
Classification
Exercise of Classification [of Filtered and Unfiltered Radar Image]
(Envi 4.8): Training and Test Sample Selection, Comparison of
Radar Signatures at Feature Spectral Space, Run the Classification,
Accuracy Assessment of the classification output.
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Speckle Filtering Applying Speckle Suppression Techniques (Filters) on
different images
smoothing filters: Mean, Median,
Nonadaptive Filters: Frost, Sigma-Lee, Gamma Map; Edge
Enhancement for linear feature extraction.
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12:20:16 PM
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Haiti:
Envisat ASAR SLC image
ASA_IMS_1PNPDE20100314_024859_000000162087_00376_42013_0047.N1
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density slice
Edge Enhancement
Edge0 Edge90
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Removing Speckle using Adaptive Filters
Frost Gamma Lee
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SAR Image Classification Exercise of Classification of Filtered and Unfiltered Radar
Image (Envi): Training and Test Sample Selection,
Comparison of Radar Signatures at Feature Spectral Space,
Run the Classification, Accuracy Assessment of the
classification output.
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12:20:16 PM
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SAR Image Classification
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ERS SAR
SAR Precision Image
Product (ERS.SAR.PRI /
SAR_IMP_1P)
Izmit, Turkey
The Precision Image is a
multi-look (speckle-reduced),
ground range image.
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SAR Image Classification
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ERS SAR
SAR Precision Image
Product (ERS.SAR.PRI /
SAR_IMP_1P)
Unsupervised Isodata
Classification
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SAR Image Classification
5-Jan-16
12:20:18 PM
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ERS SAR
SAR Precision Image
Product (ERS.SAR.PRI /
SAR_IMP_1P)
K-mean Classification
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SAR Image Classification
5-Jan-16
12:20:19 PM
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(ERS.SAR.PRI / SAR_IMP_1P)
K-mean Classification
(ERS.SAR.PRI / SAR_IMP_1P)
Unsupervised Iso-data Classification
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Thank you!
&
any question