Categorical time series 1 Clusterings 1 Data mining 1 Diverse domains 1 Learning systems 1 Model based approach 1 Model-based clustering 1 Numerical methods 1 Pattern recognition 1 Sequence mining 1 Sequential data 1 Signal encoding 1 Time series 1 Times series 1 Tree-based 1 Tree-based learning 1 algorithm amino acid sequence 1 article 1 human 1 learning 1 mining 1 pattern recognition 1 simulation 1 time series analysis 1