A Comparative Study of Likelihood Ratio Based Forensic Text Comparison in Procedures: Multivariate Kernel Density vs. Gaussian Mixture Model-Universal Background Model Shunichi Ishihara author 2013-12 text Proceedings of the Australasian Language Technology Association Workshop 2013 (ALTA 2013) Sarvnaz Karimi editor Karin Verspoor editor Brisbane, Australia conference publication ishihara-2013-comparative https://aclanthology.org/U13-1010/ 2013-12 71 79