Title :
Exact Tikhonov regularisation for the limited data computed tomography problem
Author_Institution :
Dept. of Stat., Macquarie Univ., Sydney, NSW, Australia
Abstract :
Presents a new variational approach to the problem of computed tomography reconstruction from sparse data. The author uses a Tikhonov regularisation (quite different from that of Louis (1985)) which deals without approximation with discrete or nonuniform grids
Keywords :
computerised tomography; image reconstruction; variational techniques; discrete grids; exact Tikhonov regularisation; limited data computed tomography; nonuniform grids; reconstruction; sparse data; variational approach; Computed tomography; Convolution; Discrete transforms; Energy measurement; Equations; Image reconstruction; Spline; Statistics; Tensile stress; White noise;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 1995. ICASSP-95., 1995 International Conference on
Conference_Location :
Detroit, MI
Print_ISBN :
0-7803-2431-5
DOI :
10.1109/ICASSP.1995.479948
