title: Looking back on PMF.
authors.affiliation: Pervasive Computing Lab, Bristol, UK. stp@hpl.hp.com
authors.forename: Stephen
authors.initials: S
authors.lastname: Pollard
authors.forename: John
authors.initials: J
authors.lastname: Mayhew
authors.forename: John
authors.initials: J
authors.lastname: Frisby
mesh_terms: D000465:Algorithms; D003198:Computer Simulation; D003867:Depth Perception; D006801:Humans; D015357:Vision Disparity / Q000502:physiology