Andrzej Bielecki Marzena Bielecka Anna Chmielowiec Input Signals Normalization in Kohonen Neural Networks. 3-10 2008 ICAISC http://dx.doi.org/10.1007/978-3-540-69731-2_1 conf/icaisc/2008 db/conf/icaisc/icaisc2008.html#BieleckiBC08