Zhang,Y.,, Sarkar,S., Chen,Y., Zhu,X. (2024)
On regime changes in text data using hidden Markov model of contaminated vMF distribution.
Data Mining and Knowledge Discovery
Zhang,Y.,, Melnykov,V., Melnykov,I. (2023)
On model-based clustering of directional data with heavy tails.
Journal of Classification
Zhang,Y.,, Melnykov,V., Melnykov,I. (2022)
Semi-supervised clustering of time-dependent categorical sequences with application to discovering education-based life pattern.
Statistical Modelling
Zhang,Y.,, Melnykov,V., Zhu,X. (2021)
Model-based clustering of time-dependent categorical sequences with application to the analysis of major life event patterns.
Statistical Analysis and Data Mining
Chen,H., Zhu,C., Zhang,Y., (2014)
A note on exponential stability for impulsive neutral stochastic partial functional differential equations.
Applied Mathematics and Computation
Zhang,Y.,, Melnykov,V.,
Finite mixture modeling and model-based clustering for multivariate categorical sequences.
2nd round review at Pattern Recognition
Zhang,Y.,, Melnykov,V., Zhu,X.,
Discriminant Analysis for Matrix Data.
Under revision at Sankhya A
Zhang,Y.,, Zhu,X., Tong,H., Melnykov, V.,
Model-based clustering of music sequences.
Under review at Pattern Recognition
Zhang,Y.,, Zhu,X.,
Study on the overlap of finite mixture modeling of categorical sequences.
Under review at INFORMS Journal on Computing
Melnykov,Y., Zhang,Y.,, Zheng, R.,
Clustering analysis on the spatial-temporal and intensity patterns of tornado data in USA.
Chen, Y., Zhang, Y.,, Zhu, X., Tian, A.,
The effect of AI actions between leading and following corporations.
Sarkar,S., Zhang, Y., Zhu, X.,
On model-based clustering of multivariate categorical sequences with missing values.