Thresholding based detection of fine and sparse details (bibtex)
@ARTICLE{DroKamLen:2011,
  author = {A. Drobchenko and J.-K. Kamarainen and L. Lensu and J. Vartiainen
	and H. K\"alvi\"ainen and T. Eerola},
  title = {Thresholding based detection of fine and sparse details},
  journal = {Frontiers of Electrical and Electronic Engineering in China},
  year = {2011},
  volume = {6},
  pages = {328--338},
  number = {2}
}