Minimize NEST - next esa sar toolbox

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The Next ESA SAR Toolbox (NEST) is an ESA open source toolbox under the GNU GPL licence for reading, processing, analysing and visualising ESA (ERS-1/2, ENVISAT, SENTINEL-1) and other spaceborne* (TerraSAR-X, RADARSAT 1-2, COSMO-SkyMed, JERS-1, ALOS PALSAR) SAR data processed to Level-1 or higher.

Minimize Main Features
  • Statistics & Data Analysis
  • Metadata handling
  • Left and right facing missions displayed by start time and near range
  • Subset, Resample and Band Arithmetic
  • Export to GeoTiff, HDF 4 & 5, NetCDF, Bynary, Envi, Kmz formats
  • LUT and Layer Management
  • ROI tools, layer stacking
  • Absolute calibration (Envisat ASAR, ERS 1&2, ALOS, Radarsat2, TerraSAR-X, Cosmo-SkyMed)
  • Multilooking & speckle (single and multitemporal) filtering
  • ERS-ASAR precise orbit handling (Doris, Prare and Delft orb.)
  • Coregistration of detected and complex products
  • Debursting of ASAR WSS
  • Range-Doppler Terrain Correction
  • Radiometric normalization during Terrain Correction
  • SAR simulation
  • Layover and shadow masks
  • Simulated SAR Terrain Correction
  • Ellipsoid correction, Map Reprojection, Mosaicking
  • Automatic SRTM DEM download and tile selection
  • Product library for scanning and cataloging large archives efficiently
  • Ocean tools: basic routines for oil spill detection, ship detection and wind field estimation from SAR data
  • Fully integrated and featured InSAR processor (Jlinda-NEST) for Strimap and Zero-Doppler focused data
  • Compatibility with PolSARpro Toolbox (Reader, Writer)
  • SENTINEL-1 SAFE readers
  • SENTINEL-1 TOPSAR Deburst and Merge

* Level of support depends on sensor and product type. Please refer to Supported Mission/Product vs main Tools table and Operators help for full details.

NEST is being developed under ESA Contract number 20698/07/I-LG by Array Systems Computing Inc., PPO.Labs, Delft University of Technology and Brockmann Consult.

Minimize Architecture Highlights
  • Shares the core architecture with the ESA BEAM toolbox;
  • Java implementation
  • Display and Analysis Tool (DAT): integrated graphical user-friendly interface;
  • Graph Processing Framework (GPF): for creating user-defined processing chains;
  • Graphical or command-line execution;
  • Tiled memory management for working with very large data products;
  • Data abstraction models to handle all SAR missions in a common way
  • Modular design for easy modifications and upgrades
  • Users are able to add their own modules via APIs
  • Multithreading and Multi-core processor support
  • Integrated WorldWind visualisation