Figure 5From: Employing Second-Order Circular Suprasegmental Hidden Markov Models to Enhance Speaker Identification Performance in Shouted Talking Environments The calculated standard deviation values using statistical cross-validation technique in each of the neutral and shouted talking environments based on each of LTRSPHMM1s, LTRSPHMM2s, CSPHMM1s, and CSPHMM2s. Back to article page