new branch
added MLEM equation
added a new file recon_code to be included in appendix
more about sorting
adding explaination to recon code
added a blank chapter for application in brain imaging
end of a day's work
all in a day's work
08-26-2014
saving data before talking to Lars
added more stuff to the reconstruction chapter
Merge branch 'master' of https://github.com/hfan36/dissertation