low dose CT simulator to yield low dose CT images from high-dose one
To run the matlab code, you should install the [MIRT](http://web.eecs.umich.edu/~fessler/code/index.html) first.Reference: Zeng, D., Huang, J., Bian, Z., Niu, S., Zhang, H., Feng, Q., Liang, Z. and Ma, J., 2015. A simple low-dose x-ray CT simulation from high-dose scan. IEEE transactions on nuclear science, 62(5), pp.2226-2233.