What’s New in ENVI SARscape 6.1

 

 

Highlights 

• The most meaningful developments are listed here below:
• Flooding Map: New tool to generate Flood maps.
• Velocity: New tool to estimate the speed of moving targets in SAR imagery.
• Automatic Displacement Modeling: This new tool is capable of autonomously performing both non-linear and linear inversion sequences to determine the slip distribution of a seismic event.

 

New Features

SARscape GUI – Dark Mode

Possibility to use SARscape in Dark Mode.

Import Data/SAR Spaceborne/Single Sensor/Fucheng-1

Preliminary support for data acquired by the Fucheng-1 SAR C-band satellite.

Import Data/SAR Spaceborne/Single Sensor/NISAR

Preliminary support for data acquired by the L-Band NISAR SAR satellite. The supported products are RSLC and GSLC.

Import Data/SAR Spaceborne/Single Sensor/HT-1

Preliminary support for data acquired by the HT-1 (HONGTU-1/PIESAT 1A) SAR X-band sensor satellite.

Import Data/SAR Spaceborne/Single Sensor/HJ 2E

Preliminary support for data acquired by the HJ (Huan Jing) 2E SAR S-band satellite.

Import Data/SAR Spaceborne/Single Sensor/Synspective

New support for Starring Spotlight mode images.

Import Data/SAR Spaceborne/Single Sensor/ICEYE

New support for DWELL mode images.

Import Data/SAR Spaceborne/Single Sensor/Lutan-1

New support for bistatic mode images.

Import Data/SAR Spaceborne/Single Sensor/GAOFEN

New support for TopSAR mode images.

Import Data/SAR Spaceborne/Single Sensor/EOS-04

New support for the following formats SLC tiff, geo tiff and GRD tiff.

Basic/Feature Extraction/Flood

New set of tools to generate Flood maps.

Basic/Feature Extraction/Activity Index

New tool to monitor the activity over certain AOIs based on the backscatter signal.

Basic/Moving Target Detection/Velocity

New tool to estimate the speed of moving targets in SAR imagery.

Basic/Moving Target Detection/Moving Target Detection

Possibility to compute the Moving Target Detection tool in the Frequency Domain.

Interferometry/Displacement Modeling/Automatic Inversion single source/Automatic inversion

Possibility to automatically determine the slip distribution of a seismic event.

 

Improvements

Import Data/SAR Spaceborne

Possibility to fill isolated zero-value (dummy) pixel clusters within the SAR image.

Import Data/ SAR Spaceborne/Sentinel-1

The import Sentinel-1 tool retrieves the orbital data through the ASF and the Copernicus Data Space services.

Import Data/ SAR Spaceborne/Gaofen-3

Automatic orbit correction.

Import Data/ SAR Spaceborne/Lutan-1

Automatic orbit correction.

Import Data/Download/Sentinel Auxiliary Files Download

Sentinel Auxiliary Files download tool retrieves the orbital data through the ASF and the Copernicus Data Space services.

Basic/Intensity Processing/Filtering/Single Image Filtering

Major improvement on the Refined Lee filter to remove the artefacts.

Basic/Intensity Processing/Geocoding

Geocoding process speed-up for coregistered data (optional).

Basic/Feature Extraction

Speed-up of the process.

Interferometry/Stereo-Radargrammetry

Several improvements have been made to the Stereo-Radargrammetry DEM generation tools:

• Full CPU parallelization to improve processing performance
• Increased quality and precision of the results
• Reduction of estimation noise and of false matching

Interferometric Stacking/SBAS & E-SBAS/E-SBAS

Possibility to run the E-SBAS processing chain in a Cluster environment.

Interferometric Stacking/SBAS & E-SBAS/E-SBAS

Optimization of the Reference Point selection procedure using both phase coherence and mu/sigma values.

General Tools/Mosaicking/Slant Range Mosaicking

Possibility to process frames acquired along different relative orbit number. The tool will generate a separate mosaic for each orbit number.

General Tools/Sample Selection

Speed-up of the process. It is most effective when using AOI with complex shapes.

PFA data

Several improvements have been made on the management of Polar Format data (PFA):

 

• Geocoding and Interferometric Flattening Speed-up
• Baseline Estimation precision improvement
• Stereo Matching accuracy improvement

 

Tasks

List of modifications compared to SARscape 5.7.0:

New

• SARscape Activity Index, SARsActivityIndex
• SARscape Process Flooding, SARsBasicFeFloodingClassificationSmoothing
• SARscape Process Flooding Classification, SARsBasicFeFloodingClassification
• SARscape Import HJ-2, SARsImportHJ2Format
• SARscape Import HT-1, SARsImportHt1Format
• SARsImportHt1Format, SARsImportNISAR
• SARscape IMPORT SV-2, SARsImportSV2
• SARscape IMPORT LuTan-1, SARsImportLuTan1
• SARscape IMPORT Fucheng-1, Import Fucheng-1
• SARscape Velocity Sensitivity Plot, SARsVelocitySensitivityPlot

Edits

• All import tools:

The parameter Fill dummy during import has been added

The parameter Apply calibration constant has been renamed as Fill dummy during import

• Import SPACETY: The tool Import Spacety as been renamed as Import Hisea-1
• Sentinel-2 automatic Download

Previous naming: SARscape Sentinel-2 automatic download, SARsToolSciHubGetS2

New naming: SARscape Sentinel-2 automatic download, SARsToolMultiGetOptical

• Coregistration: The parameter INPUT_SHAPE_FILE_NAME has been removed
• Ratio: New parameter available: IMAGES_SORTED_BY_ACQUISITION_TIM
• Despeckle Multi-temporal DeGrandi: The parameter Output WT has been renamed as Keep Wavelet Thresholded files
• Intensity Time Series:

The parameter Make cmg RGB has been renamed as Make CovMinGrad RGB

• Ship Detection: The parameter DO CLASSIFICATION has been removed
• Geocoding and Radiometric Calibration: The Normalization Method parameter has been removed
• Image Conversion to Ground Range: The parameter Apply Calibration Constant has been renamed as apply_calibration_constant_flag
• Image Conversion to Ground Range: The parameter Apply Calibration Constant has been renamed as apply_calibration_constant_flag
• Image Conversion to Slant Range: The parameter Apply Calibration Constant has been renamed as apply_calibration_constant_flag
• DEM Fusion support weighted average: The parameter High Resolution Dem has been removed
• GPS Filtering-Undersampling: The parameter INPUT_REFERENCE_FILE_LIST has been removed
• DEM Fusion support weighted average: The following parameters has been removed:
  • High Resolution Weight
  • Low Resolution Weight

The following parameters has been renamed:

• High Resolution Dem has been renamed as Dem File1
• Weight Type1 has been renamed as Weight File1
• Low Resolution Dem has been renamed as Dem File2
• Weight Type2 has been renamed as Weight File2

• E-PS Adaptive Filtering: The parameter MINI_STACK_SIZE has been added
• Phase to Height Conversion and Geocoding: The parameter Shape Max Number of Points has been added
• Stereo Shift to Height Conversion and Geocoding: The parameter Shape Max Number of Points has been added
• PS Edit Connection Graph: the following parameters have been added:
  • AUXILIARY_PROCESSING_INFO_FILE
  • REPORT_PROCESSING_INFO_FILE
  • REFERENCE_SELECTION_INFO_FILE
  • PLOT_BASELINE_INFO_FILE
  • PLOT_POSITION_INFO_FILE
• PS Geocoding: The parameter PS_SMOOTH_TS  has been added
• ESBAS Geocoding: The parameter The parameter Shape Max Number of Points has been
• Stereo Cluster: The following parameters have been added:
  • STEREO_CC_RANGE_WIN_SIZE
  • STEREO_CC_AZIMUTH_WIN_SIZE
  • STEREO_CC_OVERSAMPLING
  • STEREO_CC_THRESHOLD
  • STEREO_MAX_RESIDUAL_HEIGHT_M

the following parameters have been removed:

• INPUT_PARAM_FILE_NAME
• STEREO_CC_AZIMUTH_WIN_SIZE
• DEM_FILE_NAME
• SUBAREA_OVERLAP_PERCENTAG

• Stereo Radargrammetry: The following parameters have been added:
  • STEREO_CC_RANGE_WIN_SIZE
  • STEREO_CC_AZIMUTH_WIN_SIZE
  • STEREO_CC_OVERSAMPLING
  • STEREO_CC_THRESHOLD
  • STEREO_MAX_RESIDUAL_HEIGHT_M

the following parameters have been removed:

• AT_CC_RANGE_WIN_SIZE
• AT_CC_AZIMUTH_WIN_SIZE
• AT_CC_OVERSAMPLING
• AT_CC_THRESHOLD
• AT_MAX_RESIDUAL_HEIGHT_M

• Interferometric Data Coregistration: The parameter INPUT_SHAPE_FILE_NAME has been removed
• Moving Target Detection: The parameter EXTRACTION_DOMAIN has been added
• Convert point shapes to tiles: The parameter USE_LOCAL_COORDINATES has been added
• Sentinel-1 aux download: The parameter SELECT_DOWNLOAD_SERVICE  has been added
• Sentinel Auxiliary Files MultiDownload: The parameter SELECT_DOWNLOAD_SERVICE has been added
• Digital Elevation Model Extraction DTED: The parameter Scene Limit Increment has been added
• Generate Quick Look: The parameter QL_COMMAND_TYPE has been added
• Update Orbital Data for SENTINEL1: The following parameters have been added:
  • VELOCITY
  • INPUT_FILE_NAME
  • OPENCL_PLATFORMID
  • GENERATE_QL
  • IN_TRIGGERING_EXECUTION_OPTION
  • OUT_TRIGGERING_EXECUTION_OPTION
  • ROOT_URI_FOR_OUTPUT
  • SARscape_Preference

Removed

• SARscape Sentinel-2 automatic download, SARsToolMultiGetOptical

Third-Party Libraries

List of modifications compared to SARscape 5.7.0:

New

• Armadillo version 12.6.4
• bzip2 version 1.0.8
• half version 2.1.0
• jbig version 20160605
• libdeflate version 1.19
• libiconv version 1.17
• libstdc++ version 6.0.30 (Linux only)
• lzma version 9.2
• proj version 9.3.0
• webp version 1.3.2
• zstd version 1.5.5

Updates

• Alan update to version 1.8.1
• Assimp update to version 5.2.2
• Boost update to version 1.83.0
• Ceres update to version 2.1.0
• Eigen update to version 3.4.0
• Expat update to version 2.5.2
• FileGDB update to version 1.5.2
• GDAL update to version 3.4.3
• GEOS update to version 3.12.0
• GeoTiff update to version 1.7.1
• Glew update to version 2.2.0
• Glfw update to version 2.2.0
• GLM update to version cci.20230113
• Hwloc update to version 2.9.3
• Iomp update to version 2024
• Jsoncpp update to version 1.9.5
• Libarchive update to version 3.7.2
• Libcurl update to version 8.6.0
• libjpeg update to version 9e
• libpng update to version 1.6.40
• LibXML2 update to version 2.12.1
• Mkl update to version 2024
• Netcdf update to version 4.8.1
• OpenCL update to version 2023.04.17
• OpenCV update to version 4.8.1
• openjp2 update to version 2.5.0
• openssl update to version 3.2.1
• PCL update to version 1.13.1
• Qhull update to version 8.0.1
• Shapelib update to version 1.6.0
• six update to version 3.3.0
• Sqlite3 update to version 3.44.2
• Tiff update to version 4.6.0
• TinyXML2 update to version 9.0.0
• zeroMQ update to version 4.3.5
• zlib update to version 1.3.1

Removed

• Cll
• FreeImage
• HDF4
• HDFEOS
• Tbb

 

Bug fixing

SARscape 6.1.0 includes the bug fixing provided in all the patch released for SARscape 5.7.0 and the last bug fixing not included in former patches.

 

[20241010] Bug Fix: PS Second inversion memory.
[20241010] Bug Fix: Intensity Time Series workflow.
[20241010] Bug Fix: Polarimetric features.

[20241003] Bug Fix: Radarsat2 Ground Range Import.

[20240916] Bug Fix: CSG Ground Range Geocoding.
[20240916] Change : Sentinel-1 Multidownloader new flag to close the prompt at the end.
[20240912] Bug Fix: Stacking Time Filtering.
[20240912] Change : Task for Slant Range Mosaic(SARsToolsSlantRangeMosaic): multi outputs.
[20240912] Bug Fix: Task fix for Geocoding and Radiometric Calibration, Coregistration, Despeckle Multi-temporal DeGrandi.
[20240912] Bug Fix: De Grandi Spatio-Temporal Filtering keep incremental flag management.
[20240912] Bug Fix: Sentinel-1 Import mosaic and sample selection.
[20240912] New: Preliminary import EOS04 in tif format.
[20240912] Change: QPS doppler estimation only for SLC.
[20240912] Change: HT-1 IM mode management bistatic flag in sml.
[20240912] Bug Fix: Automatic Orbital Correction.
[20240912] Change: Gaofen-3 orbit filtering.
[20240912] New: Preliminary import iceye grd in tif format.
[20240912] Change: GSF Cancel SARscape job management.
[20240912] Bug fix: SICD PFA import extraction of SceneHeading and OrbitConfiguration.
[20240912] Change: Add in task SARscape Process TS Clustering the field SHP TS prefix String.

 

Announcement

Starting from the next SARscape major release, the Mosaicking tools (General Tools/Mosaicking) will be reorganized to improve GUI usability.