Review and big data perspectives on robust data mining approaches for industrial process modeling with outliers and missing data
Industrial process data are usually mixed with missing data and outliers which can greatly
affect the statistical explanation abilities for traditional data-driven modeling methods. In this …
affect the statistical explanation abilities for traditional data-driven modeling methods. In this …
A review of the expectation maximization algorithm in data-driven process identification
N Sammaknejad, Y Zhao, B Huang - Journal of process control, 2019 - Elsevier
Abstract The Expectation Maximization (EM) algorithm has been widely used for parameter
estimation in data-driven process identification. EM is an algorithm for maximum likelihood …
estimation in data-driven process identification. EM is an algorithm for maximum likelihood …
Stochastic transformer networks with linear competing units: Application to end-to-end sl translation
A Voskou, KP Panousis… - Proceedings of the …, 2021 - openaccess.thecvf.com
Automating sign language translation (SLT) is a challenging real-world application. Despite
its societal importance, though, research progress in the field remains rather poor. Crucially …
its societal importance, though, research progress in the field remains rather poor. Crucially …
Dynamic asset allocation for varied financial markets under regime switching framework
Asset allocation among diverse financial markets is essential for investors especially under
situations such as the financial crisis of 2008. Portfolio optimization is the most developed …
situations such as the financial crisis of 2008. Portfolio optimization is the most developed …
Echo state Gaussian process
SP Chatzis, Y Demiris - IEEE Transactions on Neural Networks, 2011 - ieeexplore.ieee.org
Echo state networks (ESNs) constitute a novel approach to recurrent neural network (RNN)
training, with an RNN (the reservoir) being generated randomly, and only a readout being …
training, with an RNN (the reservoir) being generated randomly, and only a readout being …
Robust student's-t mixture model with spatial constraints and its application in medical image segmentation
Finite mixture model based on the Student's-t distribution, which is heavily tailed and more
robust than Gaussian, has recently received great attention for image segmentation. A new …
robust than Gaussian, has recently received great attention for image segmentation. A new …
A novel corporate credit rating system based on Student'st hidden Markov models
A Petropoulos, SP Chatzis, S Xanthopoulos - Expert Systems with …, 2016 - Elsevier
Corporate credit rating systems have been an integral part of expert decision making of
financial institutions for the last four decades. They are embedded into the pricing function …
financial institutions for the last four decades. They are embedded into the pricing function …
Student's t-hidden Markov model for unsupervised learning using localized feature selection
Recently, the hidden Markov model (HMM) with student's t-mixture model (SMM), called
student's t-HMM (SHMM) for short, has received much attention in unsupervised learning of …
student's t-HMM (SHMM) for short, has received much attention in unsupervised learning of …
Variational Bayesian learning of generalized Dirichlet-based hidden Markov models applied to unusual events detection
E Epaillard, N Bouguila - IEEE transactions on neural networks …, 2018 - ieeexplore.ieee.org
Learning a hidden Markov model (HMM) is typically based on the computation of a
likelihood which is intractable due to a summation over all possible combinations of states …
likelihood which is intractable due to a summation over all possible combinations of states …
Proportional data modeling with hidden Markov models based on generalized Dirichlet and Beta-Liouville mixtures applied to anomaly detection in public areas
E Epaillard, N Bouguila - Pattern Recognition, 2016 - Elsevier
The recent and rapid deployment of CCTV cameras in public areas invokes the need for a
capability to assist human operators in the real-time detection of threats and anomalous …
capability to assist human operators in the real-time detection of threats and anomalous …