Lantian Li 14-12-01
1. Model Cluster: three ways to measure the distance between two models.
2. Explore the different score methods between UBM minus GMM or GMM minus UBM, and the performance EER
shows that GMM minus UBM is a bit better.
3. With the help of Z.-Y Zhang, using DNN-Decoder to decode the phoneme of each digital utterance.
1. Using the phoneme results and lexicon to position each digit and segment each utterance.
2. Make UBM adaptation to get 9 digit-dependent UBMs.
3. Experiments this digit-dependent system.