MERIS - Gap Free Leaf Area Index (LAI) - Global
This product consists of global gap free Leaf area index (LAI) time series, based on MERIS full resolution Level 1B data. It is produced as a series of 10-day composites in geographic projection at 300m spatial resolution. The processing chain comprises geometric correction, radiometric correction and pixel identification, LAI calculation with the BEAM MERIS vegetation processor, re-projection to a global grid, and temporal aggregation selecting the measurement closest to the mean value. After the LAI pre-processing we applied time series analysis to fill data gaps and filter outliers using the technique of harmonic analysis in combination with mean annual and multiannual phenological data. Data gaps are caused by clouds, sensor limitations due to the solar zenith angle (less than 10 degrees), topography and intermittent data reception. We applied our technique for the whole period of observation (Jul 2002 - Mar 2012). Validation, was performed using VALERI and BigFoot data.
Simple
- Date (Creation)
- 2015-01-05T00:00:00
- Citation identifier
- https://geoservice.dlr.de/catalogue/srv/metadata/fb4b4be0-a4a3-4dcd-b381-bacde381d3eb
- Presentation form
- Digital map
- Other citation details
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DOI: 10.15489/ak90g1wty909
- Status
- Completed
- Maintenance and update frequency
- Not planned
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GEMET - INSPIRE themes, version 1.0
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Land cover
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- Keywords
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ENVISAT
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MERIS
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LAI
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Time series analysis
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urn:eop:DLR:EOWEB:MERIS-FR-LAI-HA
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FEDEO
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- Use limitation
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Nutzungseinschränkungen: Das DLR ist nicht haftbar für Schäden, die sich aus der Nutzung ergeben. / Use Limitations: DLR not liable for damage resulting from use.
- Access constraints
- Other restrictions
- Use constraints
- Other restrictions
- Other constraints
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Nutzungsbedingungen: Lizenz / Terms of Use: https://geoservice.dlr.de/resources/licenses/D-SDA_DataLicenseTerms.pdf
- Spatial representation type
- Grid
- Denominator
- 600000
- Language
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eng
- Character set
- UTF8
- Topic category
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- Biota
- Begin date
- 2003-01-01T00:00:00
- End date
- 2011-01-31T23:59:00
- Distribution format
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GeoTIFF
()
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GeoTIFF
()
- OnLine resource
- EOWEB Collection
- Hierarchy level
- Series
Domain consistency
- Measure identification
- INSPIRE / Conformity_001
Conformance result
- Date (Publication)
- 2010-12-08
- Explanation
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See the referenced specification
- Pass
- Yes
- Statement
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MERIS-FR Level 1b
- File identifier
- fb4b4be0-a4a3-4dcd-b381-bacde381d3eb XML
- Metadata language
- English
- Character set
- UTF8
- Hierarchy level
- Dataset
- Date stamp
- 2024-06-20T14:12:22
- Metadata standard name
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ISO 19115:2003/19139
- Metadata standard version
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1.0
Overviews
Spatial extent
Provided by
My GeoNetwork catalogue