POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
SEISMIC_HEADER
SUBTYPE OF
(
process_data
);
identifier :
ndt_identifier
;
seismic_data_header :
ndt_property_element
;
seismic_geometry_set :
seismic_geometry_set
;
use_acquisition_grid :
OPTIONAL
seismic_geometry_set
;
use_processing_grid :
OPTIONAL
geophysical_processing_grid
;
INVERSE
bin_index_definition :
SET [0:?] OF
header_bin_index_utilization
FOR
seismic_header;
bin_index_variant_definition :
SET [0:?] OF
header_bin_index_variant_util
FOR
seismic_header;
channel_uid_definition :
SET [0:?] OF
seismic_header_channel_usage
FOR
seismic_header;
receiver_uid_definition :
SET [0:?] OF
seismic_header_receiver_usage
FOR
seismic_header;
seismic_data_set :
SET [0:?] OF
seismic_data_set
FOR
seismic_header;
source_uid_definition :
SET [0:?] OF
seismic_header_source_usage
FOR
seismic_header;
station_uid_definition :
SET [0:?] OF
seismic_header_station_usage
FOR
seismic_header;
UNIQUE
si: identifier, seismic_geometry_set,
process_data
.activity;
WHERE
ose: (EXISTS(use_processing_grid) XOR EXISTS(use_acquisition_grid)) XOR (NOT (EXISTS(use_processing_grid) OR EXISTS(use_acquisition_grid)));
END_ENTITY
; (* seismic_header *)
Generated on Tue Jul 10 19:39:06 2001
© Copyright 2001 POSC. All rights reserved.