About: http://webisa.webdatacommons.org/429972177

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	Previous approaches to addressing sensing needs have generally involved using a single light signal from a light source, such as a light emitting diode, and multiple detectors.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com