Global Depth to Bedrock Geospatial Dataset
In this file, the necessary technical details of the dataset is explained.
Location of the Global Depth to Bedrock Dataset Files
The Global Depth to Bedrock geospatial dataset files are located
under the following directory accessible from multiple clusters:
# DRAC Graham HPC location
/project/rpp-kshook/Model_Output/DTB # Graham's rpp-kshook allocation
# UCalgary ARC HPC location
/work/comphyd_lab/data/geospatial-data/DTB # comphyd_lab allocation
And the structure of the files is as following:
/path/to/dataset/dir/DTB
├── BDRICM_M_10km_ll.zip
├── BDRICM_M_1km_ll.zip
├── BDRICM_M_250m_ll.zip
├── BDRLOG_M_10km_ll.zip
├── BDRLOG_M_1km_ll.zip
├── BDRLOG_M_250m_ll.zip
├── BDTICM_M_10km_ll.zip
├── BDTICM_M_1km_ll.zip
└── BDTICM_M_250m_ll.zip
Spatial and Temporal Extents
The spatial extent of this dataset covers longitudes from -180 to
+180 degress and latitudes from -90 to +90 degress. This
dataset is static and does not vary with time.
Dataset Variables
This variables of this dataset are detailed in the table below:
# |
Variable Name (used in
|
Description |
Comments |
|---|---|---|---|
1 |
BDRICM_M_10km_ll |
censored DTB [1] in
|
5-minute resolution |
2 |
BDRLOG_M_10km_ll |
occurrence of R horizon
in |
5-minute resolution |
3 |
BDTICM_M_10km_ll |
absolute DTB in |
5-minute resolution |
4 |
BDRICM_M_1km_ll |
censored DTB in |
30-second resolution |
5 |
BDRLOG_M_1km_ll |
occurrence of R horizon
in |
30-second resolution |
6 |
BDTICM_M_1km_ll |
absolute DTB in |
30-second resolution |
7 |
BDRICM_M_250m_ll |
censored DTB in |
7.5-second resolution |
8 |
BDRLOG_M_250m_ll |
occurrence of R horizon
in |
7.5-second resolution |
9 |
BDTICM_M_250m_ll |
absolute DTB in |
7.5-second resolution |
The following link and paper provide extensive details of the mentioned variables.