About: http://webisa.webdatacommons.org/385724477

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	The filter section 18 eliminates high-frequency components, components reflected from substances other than the object of measurement, noise components, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com