About: http://webisa.webdatacommons.org/196647533

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	In some embodiments, the visual cues are generated in response to a sensed presence of the person within a field of view of the 3D camera, by sound, or other sensing means.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com