About: http://webisa.webdatacommons.org/42575711

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	Virtual buffers vI, vP and vB (corresponding to frame types I, B, and P) provide rate control feedback by adjusting the rate control quantization scale factor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com