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gisat s1 changedetection - draft #245
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2f5259e
gisat s1 changedetection - draft
sivasanarul 5883274
Merge branch 'main' into S1_changedetection
JanssenBrm bf7a008
Merge branch 'main' into S1_changedetection
JanssenBrm f6603e5
updated process graph-missing fix for input for udf
sivasanarul 003413d
Merge branch 'S1_changedetection' of https://github.com/sivasanarul/a…
sivasanarul 0fbae24
s1 change detection - changes after victor corrections
sivasanarul 0510657
pull request comments- updates
sivasanarul f620353
gisat - updates to records
sivasanarul 81bd82d
gisat- s1change - records change
sivasanarul 04ba569
apex gisat record
sivasanarul e58795b
keywords
sivasanarul 14bac09
keywords - in apex record
sivasanarul cc06431
gisat - s1 cd - benchmark scenarios
sivasanarul 186303f
Merge branch 'main' into S1_changedetection
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| { | ||
| "id": "gisat", | ||
| "type": "Feature", | ||
| "conformsTo": [ | ||
| "http://www.opengis.net/spec/ogcapi-records-1/1.0/req/record-core" | ||
| ], | ||
| "properties": { | ||
| "created": "2026-01-01T13:00:00Z", | ||
| "updated": "2025-02-01T13:00:00Z", | ||
| "type": "algorithm_provider", | ||
| "title": "Gisat s.r.o.", | ||
| "description": "GISAT s.r.o. is a Czech Earth Observation and geospatial analytics company delivering advanced remote sensing solutions and satellite-based analytics.", | ||
| "keywords": [], | ||
| "language": { | ||
| "code": "en-US", | ||
| "name": "English (United States)" | ||
| }, | ||
| "languages": [ | ||
| { | ||
| "code": "en-US", | ||
| "name": "English (United States)" | ||
| } | ||
| ], | ||
| "contacts": [ | ||
| { | ||
| "name": "GISAT s.r.o.", | ||
| "organization": "GISAT s.r.o.", | ||
| "roles": ["provider"], | ||
| "emails": [ | ||
| { | ||
| "value": "gisat@gisat.cz" | ||
| } | ||
| ] | ||
| } | ||
| ], | ||
| "themes": [], | ||
| "license": "other", | ||
| "acl": { | ||
| "admin": ["@gisat.cz","@vito.be"] | ||
| } | ||
| }, | ||
| "linkTemplates": [], | ||
| "links": [ | ||
| { | ||
| "rel": "website", | ||
| "type": "text/html", | ||
| "title": "Gisat s.r.o.", | ||
| "href": "https://www.gisat.cz/" | ||
| }, | ||
| { | ||
| "rel": "logo-light", | ||
| "type": "image/svg+xml", | ||
| "title": "GISAT Logo", | ||
| "href": "https://www.gisat.cz/assets/img/symbol.svg" | ||
| }, | ||
| { | ||
| "rel": "logo-dark", | ||
| "type": "image/svg+xml", | ||
| "title": "GISAT Logo", | ||
| "href": "https://www.gisat.cz/assets/img/symbol.svg" | ||
| } | ||
| ] | ||
| } |
28 changes: 28 additions & 0 deletions
28
...atalog/gisat/sentinel1_changedetection/benchmark_scenarios/sentinel1_changedetection.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| [ | ||
| { | ||
| "id": "sentinel1_changedetection", | ||
| "type": "openeo", | ||
| "description": "Sentinel 1 change detection example", | ||
| "backend": "openeo.dataspace.copernicus.eu", | ||
| "process_graph": { | ||
| "s1stats1": { | ||
| "process_id": "sentinel1_changedetection", | ||
| "namespace": "https://raw.githubusercontent.com/ESA-APEx/apex_algorithms/refs/heads/main/algorithm_catalog/gisat/sentinel1_changedetection/openeo_udp/sentinel1_changedetection.json", | ||
| "arguments": { | ||
| "spatial_extent": { | ||
| "east": -54.59, | ||
| "north": -12.08, | ||
| "south": -12.26, | ||
| "west": -54.81 | ||
| }, | ||
| "temporal_extent":["2020-03-11", "2020-03-23"] | ||
| }, | ||
| "result": true | ||
| } | ||
| }, | ||
| "reference_data": { | ||
| "job-results.json": "https://s3.waw3-1.cloudferro.com/apex-benchmarks/gh-11743427213!tests_test_benchmarks.py__test_run_benchmark_sentinel1_stats_!actual/job-results.json", | ||
| "openEO.tif": "https://s3.waw3-1.cloudferro.com/apex-benchmarks/gh-11743427213!tests_test_benchmarks.py__test_run_benchmark_sentinel1_stats_!actual/openEO.tif" | ||
| } | ||
| } | ||
| ] |
358 changes: 358 additions & 0 deletions
358
algorithm_catalog/gisat/sentinel1_changedetection/openeo_udp/sentinel1_changedetection.json
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...catalog/gisat/sentinel1_changedetection/records/S1_changedetection_20200311.png
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135 changes: 135 additions & 0 deletions
135
algorithm_catalog/gisat/sentinel1_changedetection/records/sentinel1_changedetection.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| { | ||
| "id": "sentinel1_changedetection", | ||
| "type": "Feature", | ||
| "conformsTo": [ | ||
| "http://www.opengis.net/spec/ogcapi-records-1/1.0/req/record-core", | ||
| "https://apex.esa.int/core/openeo-udp" | ||
| ], | ||
| "geometry": null, | ||
| "properties": { | ||
| "created": "2025-09-09T00:00:00Z", | ||
| "updated": "2026-02-01T00:00:00Z", | ||
| "type": "service", | ||
| "title": "Change detection using Sentinel-1 data", | ||
| "description": "For a given geometry or set of geometries, detects changes in land cover using Sentinel-1 data. This algorithm implements a scalable workflow for Sentinel-1 SAR time-series change detection, based on the StatCubes design used in the Sentinel-1 for Science Amazonas project. It computes multi-temporal statistical descriptors on harmonised C-band backscatter series and applies robust change-detection logic to identify potential forest-disturbance events across large spatial domains.", | ||
| "cost_estimate": 0.01, | ||
| "cost_unit": "platform credits per km²", | ||
| "keywords": [ | ||
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|
||
| "Change Detection Services", | ||
| "Sentinel-1", | ||
| "Land Use/Land Cover Change", | ||
| "Deforestation" | ||
| ], | ||
| "language": { | ||
| "code": "en-US", | ||
| "name": "English (United States)" | ||
| }, | ||
| "languages": [ | ||
| { | ||
| "code": "en-US", | ||
| "name": "English (United States)" | ||
| } | ||
| ], | ||
| "contacts": [ | ||
| { | ||
| "name": "Sivasankar Arul", | ||
| "position": "Data Scientist", | ||
| "organization": "Gisat s.r.o.", | ||
| "links": [ | ||
| { | ||
| "href": "https://www.gisat.cz/", | ||
| "title": "GISAT Website", | ||
| "rel": "about", | ||
| "type": "text/html" | ||
| }, | ||
| { | ||
| "href": "https://github.com/sivasanarul", | ||
| "title": "GitHub", | ||
| "rel": "about", | ||
| "type": "text/html" | ||
| } | ||
| ], | ||
| "contactInstructions": "Contact via Gisat", | ||
| "roles": [ | ||
| "principal investigator" | ||
| ] | ||
| }, | ||
| { | ||
| "name": "GISAT", | ||
| "links": [ | ||
| { | ||
| "href": "https://www.gisat.cz/", | ||
| "title": "GISAT Website", | ||
| "rel": "about", | ||
| "type": "text/html" | ||
| } | ||
| ], | ||
| "contactInstructions": "SEE WEBSITE", | ||
| "roles": [ | ||
| "processor" | ||
| ] | ||
| } | ||
| ], | ||
| "themes": [ | ||
| { | ||
| "concepts": [ | ||
| { | ||
| "id": "CHANGE DETECTION SERVICES" | ||
| }, | ||
| { | ||
| "id": "SENTINEL-1" | ||
| }, | ||
| { | ||
| "id": "LAND COVER CHANGE" | ||
| } | ||
| ], | ||
| "scheme": "https://gcmd.earthdata.nasa.gov/kms/concept/concept_scheme/science_keywords" | ||
| } | ||
| ], | ||
| "formats": [ | ||
| { | ||
| "name": "GeoTIFF" | ||
| } | ||
| ], | ||
| "license": "CC-BY-4.0" | ||
| }, | ||
| "linkTemplates": [], | ||
| "links": [ | ||
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|
||
| { | ||
| "rel": "platform", | ||
| "type": "application/json", | ||
| "title": "CDSE openEO federation", | ||
| "href": "../../../../platform_catalog/cdse_openeo_federation.json" | ||
| }, | ||
| { | ||
| "rel": "provider", | ||
| "type": "application/json", | ||
| "title": "GISAT", | ||
| "href": "../../record.json" | ||
| }, | ||
| { | ||
| "rel": "application", | ||
| "type": "application/vnd.openeo+json;type=process", | ||
| "title": "openEO Process Definition", | ||
| "href": "https://raw.githubusercontent.com/ESA-APEx/apex_algorithms/refs/heads/main/algorithm_catalog/gisat/sentinel1_changedetection/openeo_udp/sentinel1_changedetection.json" | ||
| }, | ||
| { | ||
| "rel": "service", | ||
| "type": "application/json", | ||
| "title": "openEO platform", | ||
| "href": "https://openeo.dataspace.copernicus.eu" | ||
| }, | ||
| { | ||
| "rel": "webapp", | ||
| "type": "text/html", | ||
| "title": "OpenEO Web Editor", | ||
| "href": "https://editor.openeo.org/?wizard=UDP&wizard~process=sentinel1_changedetection&wizard~processUrl=https://raw.githubusercontent.com/ESA-APEx/apex_algorithms/refs/heads/main/algorithm_catalog/gisat/sentinel1_changedetection/openeo_udp/sentinel1_changedetection.json&server=https://openeofed.dataspace.copernicus.eu" | ||
| }, | ||
| { | ||
| "rel": "thumbnail", | ||
| "type": "image/png", | ||
| "title": "Thumbnail image", | ||
| "href": "https://raw.githubusercontent.com/ESA-APEx/apex_algorithms/refs/heads/main/algorithm_catalog/gisat/sentinel1_changedetection/records/S1_changedetection_20200311.png" | ||
| } | ||
| ] | ||
| } | ||
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It seems that his file only contains the
process_graph. A valid UDP should contain an ID, a more comprehensive description and the parameters. Could you share how the UDP definition was generated?There was a problem hiding this comment.
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I have changed the process graph. the latest one is generated from this:
https://github.com/Gisat/dev-S14amazonas/blob/main/apex_generate.py