Title :
An evolutionary approach for blind deconvolution of barcode images with nonuniform illumination
Author :
Dumas, Laurent ; El Rhabi, M. ; Rochefort, Gilles
Author_Institution :
Lab. de Math. de Versailles, Univ. de Versailles, Versailles, France
Abstract :
This paper deals with a joint nonuniform illumination estimation and blind deconvolution for barcode signals by using evolutionary algorithms. Indeed, such optimization problems are highly non convex and a robust method is needed in case of noisy and/or blurred signals and nonuniform illumination. Here, we present the construction of a genetic algorithm combining discrete and continuous optimization which is successfully applied to decode real images with very strong noise and blur.
Keywords :
bar codes; deconvolution; genetic algorithms; lighting; barcode images; barcode signal blind deconvolution; continuous optimization; discrete optimization; evolutionary approach; genetic algorithm; joint nonuniform illumination estimation; nonuniform illumination; Decoding; Evolutionary computation; Genetic algorithms; Lighting; Noise; Optimization; Spline;
Conference_Titel :
Evolutionary Computation (CEC), 2011 IEEE Congress on
Conference_Location :
New Orleans, LA
Print_ISBN :
978-1-4244-7834-7
DOI :
10.1109/CEC.2011.5949917