* Submitted to INTERSPEECH (IS) 2021. This preprint version differs
slightly from the version submitted to IS 2021: Figure 1 is not included in
IS 2021 Access Paper or Ask Questions
* 18 pages (including 1 page for supplementary material), 13 figures.
Submitted to IEEE Open Journal of Signal Processing (OJ-SP) Access Paper or Ask Questions
* 8 pages, accepted and presented in APSIPA-APC 2018. This work was
done when Man-Ling Sung and Siyuan Feng were postgraduate students in the
Chinese University of Hong Kong Access Paper or Ask Questions
* Ph.D. Thesis Submitted in May 2020 in partial fulfilment of the
requirements for the Degree of Doctor of Philosophy in Electronic
Engineering, The Chinese University of Hong Kong (CUHK) 134 pages Access Paper or Ask Questions
* 12 pages, 6 figures. This manuscript has been accepted for
publication as a regular paper in the IEEE Transactions on Audio, Speech and
Language Processing Access Paper or Ask Questions