W. W. Hager, B. A. Mair, and H. Zhang,
An Affine-scaling Interior-point CBB Method for Box-Constrained Optimization, Mathematical Programming, 119 (2009), pp. 1-32.
PET test problem: gzipped tar file containing –
- Fortran code to evaluate cost function and gradient
- A file containing the data for a PET scan of a thorax
- A file containing the matrix which describes the PET scanner
- The reconstructed image achieved using .0001 error tolerance