作者单位:Universitat Politécnica de Catalunya, Department of Optics and Optometry, Group of Applied Optics and Image Processing, Violinista Vellsolà 37, Terrassa, Barcelona 08222, Spain[1]Academy of Sciences of the Czech Republic, Institute of Information Theory and Automation, Pod Vodárenskou vě?í 4, Prague 8, 18208, Czech Republic[2]