About: http://webisa.webdatacommons.org/191415162

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	If using the TAOS, Inc. color sensor, for example, the signal is a digital signal derived from a color to frequency conversion, wherein the pulse frequency corresponds to measured intensity.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de