About: http://webisa.webdatacommons.org/132858479

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	You can use other programs such as Photoshop to obtain the mean pixel intensity value by using the histogram tool
http://www.w3.org/ns/prov#wasQuotedFrom	protocol-online.org