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Commit f0b55ce6 authored by Daniel Scheffler's avatar Daniel Scheffler
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Final revisions.


Signed-off-by: default avatarDaniel Scheffler <danschef@gfz-potsdam.de>
parent 9fc7ef1d
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2 merge requests!84Update tutorial - fix remaining issues,!78Maintenance/update tutorial
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......@@ -29,13 +29,11 @@ Software
This tutorial requires some software to be installed on your machine:
- QGIS_ and the EnMAP-Box_
(see `here <https://enmap-box.readthedocs.io/en/latest/usr_section/usr_installation.html>`__
for installation instructions)
- EnPT_ (see `here <https://enmap.git-pages.gfz-potsdam.de/GFZ_Tools_EnMAP_BOX/EnPT/doc/installation.html>`__
for installation instructions)
- `EnPT EnMAP-Box App (GUI)`_ (see `here
<https://enmap.git-pages.gfz-potsdam.de/GFZ_Tools_EnMAP_BOX/enpt_enmapboxapp/doc/installation.html>`__
for installation instructions)
- EnPT_
- `EnPT EnMAP-Box App (GUI)`_
Please see `here <https://enmap.git-pages.gfz-potsdam.de/GFZ_Tools_EnMAP_BOX/EnPT/doc/installation.html#installing-enpt-along-with-qgis-and-the-enmap-box-backend-gui>`__
for a description to install all together into a single MambaForge Conda environment.
.. _`EnPT EnMAP-Box App (GUI)`: https://git.gfz-potsdam.de/EnMAP/GFZ_Tools_EnMAP_BOX/enpt_enmapboxapp
......@@ -43,17 +41,19 @@ This tutorial requires some software to be installed on your machine:
Data
""""
You can download the input data for this tutorial
You can download some a subset of an EnMAP Level-1B dataset from
`here <https://git.gfz-potsdam.de/EnMAP/GFZ_Tools_EnMAP_BOX/EnPT/-/tree/master/tests/data/
EnMAP_Level_1B/ENMAP01-____L1B-DT000000987_20130205T105307Z_001_V000101_20190426T143700Z__rows0-99.zip>`__.
EnMAP_Level_1B/ENMAP01-____L1B-DT000000987_20130205T105307Z_001_V000101_20190426T143700Z__rows0-99.zip>`__,
which that can be used to reproduce this tutorial. However, the actual EnMAP dataset that was used for this tutorial is
not contained in the EnPT repository due to its file size.
Inspect the Level-1B data
-------------------------
The downloaded zip-archive contains a subset of an EnMAP Level-1B dataset covering a rural region in Bavaria, Germany.
The EnMAP L1B zip-archive used for this tutorial contains an acquisition covering Berlin and the surrounding area.
Extract the zip-archive on your local disk and inspect the extracted files. An explanation of all the contained files
is given `here <https://git.gfz-potsdam.de/EnMAP/GFZ_Tools_EnMAP_BOX/EnPT/-/tree/master/tests/data/>`__.
is given `here <https://enmap.git-pages.gfz-potsdam.de/GFZ_Tools_EnMAP_BOX/EnPT/doc/algorithm_descriptions.html#enmap-level-1b-data-reader>`__.
.. image:: img/tut__contents_test_dataset.png
......@@ -61,6 +61,9 @@ is given `here <https://git.gfz-potsdam.de/EnMAP/GFZ_Tools_EnMAP_BOX/EnPT/-/tree
The contents of this zip-archive may change in future.
Depending on the data format in which the Level-1B data was ordered from the ground segment,
the raster data may also have different file extensions such as :file:`*.BSQ`.
Open QGIS_, start the EnMAP-Box_ and load the :file:`ENMAP*L1B*-SPECTRAL_IMAGE_VNIR.TIF` and
:file:`ENMAP*L1B*-SPECTRAL_IMAGE_SWIR.TIF` image datasets. Some
......@@ -116,8 +119,8 @@ reasons:
The EnMAP-Box features a tool to import EnMAP Level-1B data
(:menuselection:`EnMAP-Box --> Project Menu --> Add product --> EnMAP L1B`)
which directly applies scales and offsets to each band and adds some metadata such as central wavelength positions.
This is convenient as the data is directly shown in radiance units, however, users should keep in mind that the
actual (scaled) L1B pixel values are stretched to the unsigned integer 16-bit value range.
This is convenient as the data is directly shown in radiance units. However, users should keep in mind that the
actual (scaled) L1B pixel values are different as they are stretched to the unsigned integer 16-bit value range.
Generate Level-2A data using EnPT
......
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