Index of /research/sparse/mat/Clark

 Name                    Last modified       Size  Description

 Parent Directory        02-Nov-2009 14:42      -  
 backup/                 20-Oct-2009 10:59      -  
 tomographic1.mat        20-Oct-2009 11:11   2.4M  

Tomographic reconstruction of a particle field in fluid flow, T. Clark

See http://www.mathworks.com/matlabcentral/newsreader/view_thread/254747
for a discussion.

The problem can be solved via lsqlin in MATLAB:
lb = zeros (n,1) ;
x = lsqlin (A, b, [ ], [ ], [ ], [ ], lb) ;