A new BAR International Series volume has a few papers on Pompeii that may be of interest:

BAR S2079 2010: Making History Interactive. Computer Applications and Quantitative Methods in Archaeology (CAA). Proceedings of the 37th International Conference, Williamsburg, Virginia, United States of America, March 22-26, 2009 edited by Bernard Frischer, Jane Webb Crawford and David Koller.
ISBN 9781407305561. £60.00. ix+408 pages; illustrated throughout with maps, plans, figures, drawings and photographs; with CD.

Including:

Precision Recording of Pompeian Standing Remains via Stitched Rectified Photography / Anderson, M (pp.1-10)

Digitizing Pompeii’s Forum / Guidi, G.; Remondino, F.; Russo, M.; Menna, F.; Rizzi, A.; Ercoli, S. (pp.106-116)

Determining Function of Pompeian Sidewalk Features through GIS Analysis / Weiss, C. (pp.363-372)