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HRL Tree Cover and Forest

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marketajindrova edited this page Jun 17, 2021 · 13 revisions

HRL Tree Cover and Forest

There are eleven product layers which can be run through the QC Tool:

1. Tree Cover Density (TCD): 2018, 10 m (Product definition)

2. Dominant Leaf Type (DLT): 2018, 10 m (Product definition)

3. Forest Type (FTY): 2018, 10 m (Product definition)

4. Forest Additional Support Layer (FADSL): 2018, 10 m (Product definition)

5. Tree Cover Density (TCD): 2018, 100 m (Product definition)

6. Broadleaved Cover Density (BCD): 2015 & 2018, 100 m (Product definition 2015) (Product definition 2018)

7. Coniferous Cover Density (CCD): 2015 & 2018, 100 m (Product definition 2015) (Product definition 2018)

8. Forest Type (FTY): 2018, 100 m (Product definition)

9. Tree Cover Change Mask (TCCM): 2012-2015 & 2015-2018, 20 m (Product definition 2012-2015) (Product definition 2015-2018)

10. Dominant Leaf Type Change (DLTC): 2012-2015 & 2015-2018, 20 m (Product definition 2012-2015) (Product definition 2015-2018)

11. Derived Correction Layers (TCMDCL): 2012 & 2015, 20 m (Product definition 2012) (Product definition 2015)

Raster checks

raster.unzip

Check description: Delivery file can be unzipped

Required check, the check cannot be skipped.

raster.naming

Check description: Naming is in accord with specification

Required check, the check cannot be skipped.

Naming convention: There must be exactly one raster file with .tif filename extension;

  1. Tree Cover Density (TCD): 2018, 10 m
  • the filename must match regex: ^tcd_(?P<reference_year>2018)_010m_(?P<aoi_code>eu)_0?3035
    • the name must start with tcd_;
    • followed by a reference year, only 2018 reference year is allowed;
    • followed by the spatial resolution; only 010m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: tcd_2018_010m_eu_03035.tif;
  1. Dominant Leaf Type (DLT): 2018, 10 m
  • the filename must match regex: ^dlt_(?P<reference_year>2018)_010m_(?P<aoi_code>eu)_0?3035
    • the name must start with dlt_;
    • followed by a reference year, only 2018 reference year is allowed;
    • followed by the spatial resolution; only 010m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: dlt_2018_010m_eu_03035.tif;
  1. Forest Type (FTY): 2018, 10 m
  • the filename must match regex: ^fty_(?P<reference_year>2018)_010m_(?P<aoi_code>eu)_0?3035
    • the name must start with fty_;
    • followed by a reference year, only 2018 reference year is allowed;
    • followed by the spatial resolution; only 010m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: fty_2018_010m_eu_03035.tif;
  1. Forest Additional Support Layer (FADSL): 2018, 10 m
  • the filename must match regex: ^fadsl_(?P<reference_year>2018)_010m_(?P<aoi_code>eu)_0?3035
    • the name must start with fadsl_;
    • followed by a reference year, only 2018 reference year is allowed;
    • followed by the spatial resolution; only 010m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: fadsl_2018_010m_eu_03035.tif;
  1. Tree Cover Density (TCD): 2018, 100 m
  • the filename must match regex: ^tcd_(?P<reference_year>2018)_100m_(?P<aoi_code>eu)_0?3035
    • the name must start with tcd_;
    • followed by reference years, only 2018 reference year is allowed;
    • followed by the spatial resolution; only 100m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: tcd_2018_100m_eu_03035.tif;
  1. Broadleaved Cover Density (BCD): 2015 & 2018, 100 m
  • the filename must match regex: ^bcd_(?P<reference_year>2015)_100m_(?P<aoi_code>eu)_0?3035
    • the name must start with bcd_;
    • followed by reference years, only 2015 and 2018 reference years are allowed;
    • followed by the spatial resolution; only 100m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: bcd_2018_100m_eu_03035.tif;
  1. Coniferous Cover Density (CCD): 2015 & 2018, 100 m
  • the filename must match regex: ^ccd_(?P<reference_year>2015)_100m_(?P<aoi_code>eu)_0?3035
    • the name must start with ccd_;
    • followed by reference years, only 2015 and 2018 reference years are allowed;
    • followed by the spatial resolution; only 100m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: ccd_2018_100m_eu_03035.tif;
  1. Forest Type (FTY): 2018, 100 m
  • the filename must match regex: ^fty_(?P<reference_year>2018)_100m_(?P<aoi_code>eu)_0?3035
    • the name must start with fty_;
    • followed by reference years, only 2018 reference year is allowed;
    • followed by the spatial resolution; only 100m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: fty_2018_100m_eu_03035.tif;
  1. Tree Cover Change Mask (TCCM): 2012-2015 & 2015-2018, 20 m
  • the filename must match regex: ^tccm_1215_020m_(?P<aoi_code>eu)_0?3035;
    • the name must start with tccm_;
    • followed by reference years, only 1215 and 1518 reference years are allowed meaning the change occurred between 2012 and 2015, and between 2015 and 2018;
    • followed by the spatial resolution; only 020m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: tccm_1518_020m_eu_03035.tif;
  1. Dominant Leaf Type Change (DLTC): 2012-2015 & 2015-2018, 20 m
  • the filename must match regex: ^dltc_1215_020m_(?P<aoi_code>eu)_0?3035;
    • the name must start with dltc_;
    • followed by reference years, only 1215 and 1518 reference years are allowed meaning the change occurred between 2012 and 2015, and between 2015 and 2018;
    • followed by the spatial resolution; only 020m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: dltc_1518_020m_eu_03035.tif;
  1. Derived Correction Layers (TCMDCL): 2012 & 2015, 20 m
  • the filename must match regex: ^tcmdcl_(?P<reference_year>2012)_020m_(?P<aoi_code>eu)_0?3035
    • the name must start with tcmdcl_;
    • followed by reference years, only 2012 and 2015 reference years are allowed;
    • followed by the spatial resolution; only 020m spatial resolution is allowed;
    • followed by 2-letter country code, only eu country code is allowed;
    • followed by EPSG code 03035;
    • followed by .tif extension;
    • letter case is irrelevant;
    • example of filename: tcmdcl_2015_020m_eu_03035.tif;

raster.attribute

Check description: Attribute table is composed of prescribed attributes.

Optional check, the check may be skipped.

Requirements:

  • .tif.vat.dbf file with a raster attribute table is included in the delivery;

The attribute table must always contain the following attributes:

  • value, corresponds to unique codes in the GeoTiff file
  • count, corresponds to the number of raster cells belonging to each code.
  • area_km2, the area in square kilometres covered by cells with the code.
  • area_perc, the area in square kilometres covered by cells with the code, expressed as percent of total mapped area.
  • class_name, a text description of the land use / landcover class corresponding to the code.

raster.epsg

Check description: Raster uses specific EPSG code.

Optional check, the check may be skipped.

Requirements:

  • the raster must be assigned spatial reference system EPSG:3035 (ETRS89 ETRS-LAEA equal-area projection);

raster.pixel_size

Check description: Pixel has specific size.

Optional check, the check may be skipped.

Requirements:

  • the pixel size must be exactly:

10 m (for layers Tree Cover Density (TCD): 2018, 10 m & Dominant Leaf Type (DLT): 2018, 10 m & Forest Type (FTY): 2018, 10 m & Forest Additional Support Layer (FADSL): 2018, 10 m)

20 m (for layers Tree Cover Change Mask (TCCM): 2012 – 2015, 2015 - 2018, 20 m & Dominant Leaf Type Change (DLTC): 2012 – 2015, 2015 – 2018, 20 m & Derived Correction Layers (TCMDCL): 2012, 2015, 20 m)

100 m (for layers Tree Cover Density (TCD): 2018, 100 m & Broadleaved Cover Density (BCD): 2015, 2018, 100 m & Coniferous Cover Density (CCD): 2015, 2018, 100 m & Forest Type (FTY): 2018, 100 m)

raster.origin

Check description: Bounding box upper left corner is positioned on grid.

Optional check, the check may be skipped.

Requirements:

  • upper-left X, Y coordinates of the raster must be divisible by 1000 with no remainder;

raster.bit_depth

Check description: Raster datatype is of specific bit depth.

Optional check, the check may be skipped.

Requirements:

  • the pixel type must be Byte (8 bits per sample);

raster.compress

Check description: Raster uses specific compression formats.

Optional check, the check may be skipped.

Requirements:

  • the tiff file must use LZW compression;

raster.value

Check description: Pixels have specific values.

Optional check, the check may be skipped.

Requirements:

  1. Tree Cover Density (TCD): 2018, 10 m
  • the value of the pixel must be from the set
*     0; all non-tree and non-forest areas;
* 1-100; tree cover density in percent (allowed codes are between 1 and 100);
*   254; unclassifiable (no satellite image available, or clouds, shadows, or snow);
*   255; NoData;
  1. Dominant Leaf Type (DLT): 2018, 10 m
  • the value of the pixel must be from the set
*   0: all non-tree and non-forest areas;
*   1: broadleaved forest;
*   2: coniferous forest;
* 254: unclassifiable (no satellite image available, or clouds, shadows, or snow);
* 255: NoData;
  1. Forest Type (FTY): 2018, 10 m
  • the value of the pixel must be from the set
*   0: all non-tree and non-forest areas;
*   1: broadleaved forest;
*   2: coniferous forest;
* 254: unclassifiable (no satellite image available, or clouds, shadows, or snow);
* 255: NoData;
  1. Forest Additional Support Layer (FADSL): 2018, 10 m
  • the value of the pixel must be from the set
*   0;
*   3;
*   4;
*   5;
*   254;
*   255;
  1. Tree Cover Density (TCD): 2018, 100 m
  • the value of the pixel must be from the set
*     0; all non-tree and non-forest areas;
* 1-100; tree cover density in percent (allowed codes are between 1 and 100);
*   254; unclassifiable (no satellite image available, or clouds, shadows, or snow);
*   255; NoData;
  1. Broadleaved Cover Density (BCD): 2015 & 2018, 100 m
  • the value of the pixel must be from the set
*     0; all non-tree and non-forest areas;
* 1-100; tree cover density in percent (allowed codes are between 1 and 100);
*   254; unclassifiable (no satellite image available, or clouds, shadows, or snow);
*   255; NoData;
  1. Coniferous Cover Density (CCD): 2015 & 2018, 100 m
  • the value of the pixel must be from the set
*     0; all non-tree and non-forest areas;
* 1-100; tree cover density in percent (allowed codes are between 1 and 100);
*   254; unclassifiable (no satellite image available, or clouds, shadows, or snow);
*   255; NoData;
  1. Forest Type (FTY): 2018, 100 m
  • the value of the pixel must be from the set
*   0: all non-tree and non-forest areas;
*   1: broadleaved forest;
*   2: coniferous forest;
*   3: mixed forest;
* 254: unclassifiable (no satellite image available, or clouds, shadows, or snow);
* 255: NoData;
  1. Tree Cover Change Mask (TCCM): 2012-2015 & 2015-2018, 20 m
  • the value of the pixel must be from the set
*   0;
*   1;
*   2;
*   10;
*   254;
*   255;
  1. Dominant Leaf Type Change (DLTC): 2012-2015 & 2015-2018, 20 m
  • the value of the pixel must be from the set
*   0;
*   1;
*   2;
*   3;
*   4;
*   10;
*   12;
*   254;
*   255;
  1. Derived Correction Layers (TCMDCL): 2012 & 2015, 20 m
  • the value of the pixel must be from the set
*   0;
*   1;
*   2;
*   254;
*   255;

raster.tile

Check description: The GeoTiff raster file must be tiled.

Optional check, the check may be skipped.

Requirements: The required internal tile dimension is 256 x 256 pixels.

raster.mmu

Check description: Patches with area smaller than specified MMU (minimum mapping unit) are identified.

Optional check, the check may be skipped.

Requirements:

  1. Forest Type (FTY): 2018, 10 m,
  • raster cell satisfying general requirements:
    • cell with the value 255 (outside AoI)
    • cell with the value 0 or 1 or 2 in patches with area greater or equal to 25 ha (patch of 50 cells);
  • raster cell satisfying exceptional requirements:
    • cell with the value 254 (cloud or unclassified).
    • cell in patch if the patch is connected to a cell with value 254 (unclassified) or 255 (outside area);
  1. Tree Cover Change Mask (TCCM): 2012-2015 & 2015-2018, 20 m,
  • raster cell satisfying general requirements:
    • cell with the value 255 (outside AoI)
    • cell with the value 1 or 2 in patches with area greater or equal to 25 ha (patch of 25 cells);
  • raster cell satisfying exceptional requirements:
    • cell with the value 0 or 10 or 254 (cloud or unclassified).
    • cell in patch if the patch is connected to a cell with value 254 (unclassified) or 255 (outside area);
  1. Dominant Leaf Type Change (DLTC): 2012-2015 & 2015-2018, 20 m,
  • raster cell satisfying general requirements:
    • cell with the value 255 (outside AoI)
    • cell with the value 1 or 2 or 3 or 4 or 12 in patches with area greater or equal to 25 ha (patch of 25 cells);
  • raster cell satisfying exceptional requirements:
    • cell with the value 0 or 10 or 254 (cloud or unclassified).
    • cell in patch if the patch is connected to a cell with value 254 (unclassified) or 255 (outside area);
  1. Derived Correction Layers (TCMDCL): 2012 & 2015, 20 m
  • raster cell satisfying general requirements:
    • cell with the value 255 (outside AoI)
    • cell with the value 0 or 1 or 2 in patches with area greater or equal to 25 ha (patch of 25 cells);
  • raster cell satisfying exceptional requirements:
    • cell with the value 254 (cloud or unclassified).
    • cell in patch if the patch is connected to a cell with value 254 (unclassified) or 255 (outside area);

Forest patch is a patch composed of neighbouring cells having the values 1 or 2.

raster.gap

Check description: There is no gap in the AOI.

Optional check, the check may be skipped.

Requirements:

  • there must not be a pixel with value 255 inside AOI;

raster.inspire

Check description: metadata are in accord with INSPIRE specification.

Optional check, the check may be skipped.

Requirements:

  • the tiff file must contain an INSPIRE compliant XML metadata document;
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