About: http://webisa.webdatacommons.org/297728603

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	Therefore, the input signal is a signal v (41) indicated by a parallelogram or v (31) denoted by a letter X in FIG. 12.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com