Aoki T, Aoyagi T. (2007). Self-organizing maps with asymmetric neighborhood function. Neural computation. 19 [PubMed]
Claussen JC. (2005). Winner-relaxing self-organizing maps Neural Comput. 17
Schulz R, Reggia JA. (2005). Mirror symmetric topographic maps can arise from activity-dependent synaptic changes. Neural computation. 17 [PubMed]
Villmann T, Claussen JC. (2005). Magnification Control in Self-Organizing Maps and Neural Gas Neural Comput. 18