PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Therefore, in systems that sample, transmit or store, and reproduce time-varying signals in the real world, such as CDs, the audio part of DVDs, or telephone systems, place a filter in front of the sampler to diminish (attenuate is the engineering word) signal content at frequencies above half the sampling frequency.
http://www.w3.org/ns/prov#wasQuotedFrom
  • luminous-landscape.com