Description  Claims  Drawing  Cited references 

EP2221805A1   [0005] 
EP0574951A2   [0006] 
US20080267419A1   [0022] 

High Performance Text-Independent Speaker Recognition System Based On Voiced/Unvoiced Segmentation And Multiple Neural Nets   [0003] 
Speaker Identification Using Neural Tree Networks   [0004] 
Evolving Neural Networks through Augmenting Topologies   [0022]