About: http://webisa.webdatacommons.org/395951486

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 frequency of the signal may be chosen to optimize the distinction between contact with the first object, such as a finger or hand, and a second object, such as wood or other material to be
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com