About: http://webisa.webdatacommons.org/430305553

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	Finally, to avoid comparisons of e.g. lightnesses perceived with and without viewing filters, scale P so that (again) (R,G,B)=(1,1,1) maps to a vector with maximum element 1.The resulting matrices are: M=0.72650.23510.00640.2444
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com