About: http://webisa.webdatacommons.org/204809590

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A 1-dimensional, N-point IDCT (where N is an even number) is defined by the following expression: ##EQU6## where ##EQU7## and where y(n) are the N inputs to the inverse transformation function and x(k) are its N outputs.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com