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Merge pull request #208 from smathermather/multi_temporal
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Saijin-Naib authored Oct 19, 2024
2 parents 5f986a3 + e9e749a commit 2df7bff
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8 changes: 8 additions & 0 deletions source/arguments_edit/align.rst
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See `Multi-temporal datasets for further usage information. </tutorials/#multi-temporal-datasets>`_

Uses `CODEM <https://github.com/NCALM-UH/CODEM>`_, credits to Craig Glennie and the group at CRREL.

The details of the method are available at https://github.com/NCALM-UH/CODEM/blob/main/docs/details.md.

.. figure:: images/align_pc.gif
:alt: Animated gif comparing two separately processed, but aligned digital surface models.
:align: center

Animated gif comparing two separately processed, but aligned digital surface models.
7 changes: 3 additions & 4 deletions source/tutorials.rst
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Expand Up @@ -17,7 +17,6 @@ Creating High Quality Orthophotos
Without any parameter tweaks, ODM chooses a good compromise between quality, speed and memory usage. If you want to get higher quality results, you need to tweak some parameters:

* ``--orthophoto-resolution`` is the resolution of the orthophoto in cm/pixel. Decrease this value for a higher resolution result.
* ``--ignore-gsd`` is a flag that instructs ODM to skip certain memory and speed optimizations that directly affect the orthophoto. Using this flag will increase runtime and memory usage, but may produce sharper results.
* ``--texturing-data-term`` should be set to `area` in forest areas.
* ``--mesh-size`` should be increased to ``300000-600000`` and ``--mesh-octree-depth`` should be increased to ``10-11`` in urban areas to recreate better buildings / roofs.

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::

nohup python run.py myproject --split 1 --split-overlap 0 --ignore-gsd --depthmap-resolution 1000 --orthophoto-resolution 5 --dem-resolution 15 --pc-las --dsm
nohup python run.py myproject --split 1 --split-overlap 0 --depthmap-resolution 1000 --orthophoto-resolution 5 --dem-resolution 15 --pc-las --dsm

- This points ODM at the folder (in this example)
``/mnt/odmdata/myproject/``. Provided the image_groups.txt and
Expand Down Expand Up @@ -894,9 +893,9 @@ Like with docker, additional `Options and Flags <https://docs.opendronemap.org/a
singularity run --bind /my/project:/datasets/code \
--writable-tmpfs odm_latest.sif \
--orthophoto-png --mesh-octree-depth 12 --ignore-gsd --dtm \
--orthophoto-png --mesh-octree-depth 12 --dtm \
--smrf-threshold 0.4 --smrf-window 24 --dsm --pc-csv --pc-las --orthophoto-kmz \
--ignore-gsd --matcher-type flann --feature-quality ultra --max-concurrency 16 \
--matcher-type flann --feature-quality ultra --max-concurrency 16 \
--use-hybrid-bundle-adjustment --build-overviews --time --min-num-features 10000 \
--project-path /datasets
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