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#swisseo
Sentinel-2 Raw Data and Vegetation
How to search and access publicly available satellite data through STAC
This resource provides a Python-based tool that leverages SwissEO products — specifically Sentinel-2 Surface Reflectance ("swisseo_s2_sr") and Vegetation Health Index ("swisseo_vhi") — to enable rapid post-storm forest damage assessment.
It demonstrates how to search and access publicly available satellite data through the STAC interface of swissEO S2 SR , swissEO VHI and perform image processing using open-source Python libraries.
The accompanying Jupyter Notebooks explain how to compute the Normalized Difference Vegetation Index (NDVI) or VHI from Sentinel-2 spectral bands and use it for identifying potential windthrow areas.
Furthermore, a VHI difference analysis between two acquisition dates is showcased to efficiently detect and map damage areas.
This resource is intended for stakeholders who require a fast and independent overview of storm impacts on forests and is built entirely on open standards and free software (Python).
Available Resources:
-
Sentinel-2 Surface Reflectance 2017–today: SwissEO S2-SR real-time analysis-ready data for Switzerland
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Sentinel-2 Vegetation Stress 2017–today: SwissEO VHI real-time analysis-ready data for Switzerland
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Introduction to SwissEO STAC Data Access and Processing:
stac-introduction.ipynb -
Image Processing and Forest Damage Analysis:
stac-image-processing.ipynb -
SwissEO STAC Catalog:
data.geo.admin.ch STAC API
hellodata-be
The Open-Source Enterprise Data Platform in a single Portal
We are setting up a sandbox environment for participants of the Data Hackdays. Details on how to access it will be posted here soon. In the meantime, please ask Oleg if you have questions.
HelloDATA BE: Open-Source Enterprise Data Platform
The Open Enterprise Data Platform in a Single Portal
HelloDATA BE integrates the prowess of open-source tools into a unified, enterprise-grade data platform. It simplifies end-to-end data engineering by converging tools like dbt, Airflow, and Superset, anchored on a robust Postgres database. Our platform encapsulates the agility of open source with the dependability of enterprise solutions, streamlining your data workflow in one accessible portal.
Vision and Goal
Agile and transparent data platforms are vital in a rapidly evolving digital landscape. HelloDATA BE tries to help by offering an open-source solution tailored to enterprise needs. Our mission is to democratize data and provide end-to-end- innovation-driven data handling. Learn More.
Quick Start
Essential Setup
- Docker Desktop Settings: For Mac users, adjust Docker Desktop settings for multi-platform support (especially for arm64-chip users). Details.
- Hosts File Entry: Ensure
127.0.0.1 host.docker.internal
is added to/etc/hosts
. For Windows enable in Docker Desktop WSL settings How to.
Start-Up Instructions
Change directory to hello-data-deployment/docker-compose
and run:
docker-compose up -d
Pulling all images and starting up the containers will take a while. Once completed, access the web portal at localhost:8080 (default: admin/admin).
Note:
- Detailed start-up instructions, troubleshooting, and FAQs are in the docker-compose README.
- Specific setup information for Windows users.
Key Features
HelloDATA BE is more than a platform; it's a holistic data solution:
- Unified enterprise data platform with a seamless open-source toolkit.
- Domain-centric architecture for effective data governance.
- Robust data modeling with lineage tracking.
- Real-time insights into runs and orchestrations.
- Company-wide dashboard creation and sharing.
Architecture and Components
HelloDATA BE is built with modularity and extensibility architecture in mind, supported by NATS, Keycloak, and more, ensuring secure, efficient, and adaptable data handling. Explore the Architecture.
Domain View: Business and Data Domains
The different views are a vital aspect of the HelloDATA BE. Adding multiple business domains with n data domains makes it enterprise-ready out of the box.
- Business Domain: Core services, including portal, orchestration, and monitoring.
- Data Domain: The heart of data storage, encompassing tables/schemas, dbt data models, data marts, DWH environments, and more.
Multiple Data Domains coexist in each business domain, each with dedicated storage and specialized data models. Dive Deeper. Also, check the User Manual for a detailed functional overview.
Docs Website: All the reference and developer documentation here on GitHub is also found as a website for more comfort.
Contributing to HelloDATA BE
Join our development journey:
- Developer Guidelines
- HelloDATA BE Architecture
Development Status
Stay updated with our progress and plans on our Roadmap, or get in contact with Discussion or PR/Issue.
Contributors
- Adrian Berger (Developer)
- Andreea Hansel (Tester)
- Dario Bagatto (Developer)
- Lorin Reber (Product-Owner, Value-Lead)
- Micha Eichmann (Developer)
- Michael Disteli (Product-Manager)
- Nicolas Schmid (Initial developer & Architect)
- Rajib Mitra (Developer)
- Simon Späti (Developer)
- Slawomir Wieczorek (Developer)
- Thomas Amlang (Developer)
(in alphabetical order)
License
HelloDATA BE is released under the BSD 3-Clause License. Copyright (c) 2024 Kanton Bern.
Get in Touch
We recommend you start a discussion here on GitHub or create an issue. Alternatively, you can reach us at info-hd-be@bedag.ch.
Public-Use Samples
OFS/BFS/UST
- Stichproben der schweizerischen Volkszählungen 1970-2000
- Echantillons à usage public des recensements suisses de la population 1970-2000
Wikidata / OSM
Resources for Bern Spaziergänge project
Liste der Kulturgüter in Bern Unterteilt nach Stadtteilen. Je Objekt Bildmaterial mit jeweils Commons.Wikimedia Category und Wikidata Item
https://de.wikipedia.org/wiki/Liste_der_Kulturgüter_in_Bern
Public art in Bern (~ 380 Objekte) Je Werk Bildmaterial mit jeweils Commons.Wikimedia Category und Wikidata Item
Freies Bildmaterial der Werke: https://commons.wikimedia.org/wiki/Category:Public_art_in_Bern
Übersicht auf uMap von OSMCH wo sich die Werke befinden: https://umap.osm.ch/de/map/public-art-in-bern_2444
Input, was woher warum etc. blabla https://commons.wikimedia.org/wiki/Category_talk:Public_art_in_Bern
Fountains in Bern (~ 340 Objekte) Je Werk Bildmaterial mit jeweils Commons.Wikimedia Category und Wikidata Item
Freies Bildmaterial der Werke: https://commons.wikimedia.org/wiki/Category:Fountains_in_Bern
Übersicht auf uMap von OSMCH wo sich die Brunnen befinden: https://umap.osm.ch/de/map/brunnen-in-stadt-und-gemeinde-bern_124
Provided by:
Andreas Bürki
abuerki at anidor.com
S/MIME certificate - SHA-256 fingerprint:
8A:1A:C2:93:10:4B:CE:91:2C:80:79:44:24:1D:38:CA:EE:0E:89:C9:A5:A4:A0:03:FF:5A:FB:D1:15:18:B5:45
GnuPG - GPG fingerprint:
5DA7 5F48 25BD D2D7 E488 05DF 5A99 A321 7E42 0227