Extract Dates
Description
Extracts date values from an object for a specific property. The property should be provided as a parameter. With additional blocks, the extracted values can for example be used to rank results.
Input
SOURCE [OBJ]
: a list of objects
Output
PAIR [OBJ,DATE]
: for each object in the input source, the extracted date value is provided as the second column in[OBJ,DATE]
. When multiple values can be extracted for an object, each object-value pair is returned as a separate result.RESULT [DATE]
: the extracted values, disjoint from their parent object. Use the score aggregation parameter to define how occurrences of the same values are handled.
Parameters
Property
: the property to extract the values from. Use*
to extract values from all propertiesUse sub-properties
: when set totrue
, the values of all sub properties are also included. Sub-properties can be defined in the data with therdfs:subPropertyOf
relation.
Output scores can be aggregated and/or normalized.