The five images included in the file images.mat were used for the experiments reported in [3] and [1,2].
These images are kindly provided by the authors of [3].
The image 'Galaxy' is copyright of Commissariat  l'nergie Atomique (CEA) / Jean-Luc Starck, www.cea.fr, included here with permission.
The image 'Cells' is originally from the ImageJ package http://rsb.info.nih.gov/ij (see http://rsb.info.nih.gov/ij/disclaimer.html).

References:
[1] M. Mkitalo and A. Foi, "On the inversion of the Anscombe transformation in low-count Poisson image denoising", Proc. Int. Workshop on Local and Non-Local Approx. in Image Process., LNLA 2009, Tuusula, Finland, pp. 26-32, August 2009. doi:10.1109/LNLA.2009.5278406
[2] M. Mkitalo and A. Foi, "Optimal inversion of the Anscombe transformation in low-count Poisson image denoising", IEEE Trans. Image Process., vol. 20, no. 1, pp. 99-109, January 2011. doi:10.1109/TIP.2010.2056693
[3] B. Zhang, J.M. Fadili, and J-L. Starck, "Wavelets, ridgelets, and curvelets for Poisson noise removal", IEEE Trans. Image Process., vol. 17, no. 7, pp. 1093-1108, July 2008.
