title: 2D vs. 3D edge detection as a basis for volume quantitation in SPECT.
authors.affiliation: Department of Nuclear Medicine, University of Massachusetts Medical Center, Worcester 01655.
authors.forename: D T
authors.initials: DT
authors.lastname: Long
authors.forename: M A
authors.initials: MA
authors.lastname: King
authors.forename: B C
authors.initials: BC
authors.lastname: Penney
mesh_terms: D007089:Image Enhancement / Q000379:methods; D007091:Image Processing, Computer-Assisted / Q000379:methods*; D008961:Models, Structural; D008962:Models, Theoretical; D015899:Tomography, Emission-Computed, Single-Photon / Q000379:methods*