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view src/sparql/construct_vector_table_details.sparql @ 0:08675ab08e7f

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author Steven Hargreaves <steve.harg@gmail.com>
date Sat, 29 Dec 2012 17:41:06 +0000
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children bbc5f4a4ec8b
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PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX owl: <http://www.w3.org/2002/07/owl#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX abc: <http://example.org/abc#>
PREFIX seq: <http://example.org/seq#>
PREFIX sia: <http://example.org/sia#>

CONSTRUCT { ?vte sia:dimVal _:dv .
			_:dv sia:dimension ?dim;
			     sia:value ?val}
WHERE
{
	?vte rdf:type sia:VectorTableElement .
	?vte sia:fromDatapoint ?datapoint1 .
	?vte sia:toDatapoint ?datapoint2 .
	?datapoint1 rdf:type sia:Datapoint .
	?datapoint1 sia:dimVal ?dv1 .
	?dv1 sia:dimension ?dim .
	?dv1 sia:value ?val1 .
	?datapoint2 rdf:type sia:Datapoint .
	?datapoint2 sia:dimVal ?dv2 .
	?dv2 sia:dimension ?dim .
	?dv2 sia:value ?val2 .
	?datapoint1 sia:orderedIndex ?i1 .
	?datapoint2 sia:orderedIndex ?i2 .
	BIND (?val2 - ?val1 AS ?val)
	FILTER ((?datapoint1 != ?datapoint2) && (?i1 < ?i2))
}
GROUP BY ?vte ?datapoint1 ?datapoint2 ?dim ?val