About: http://webisa.webdatacommons.org/168888601

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	where ??S is the perceived intensity difference relative to a background stimulus S and K is a constant.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com