1 code implementation • 26 Oct 2022 • Martin Magris, Mostafa Shabani, Alexandros Iosifidis
We propose an optimization algorithm for Variational Inference (VI) in complex models.
no code implementations • 26 Oct 2022 • Mostafa Shabani, Martin Magris, George Tzagkarakis, Juho Kanniainen, Alexandros Iosifidis
Cross-correlation analysis is a powerful tool for understanding the mutual dynamics of time series.
no code implementations • 23 Jul 2022 • Mostafa Shabani, Dat Thanh Tran, Juho Kanniainen, Alexandros Iosifidis
In addition, as the market evolves through time, it is necessary to update the existing models or train new ones when new data is made available.
no code implementations • 23 May 2022 • Martin Magris, Mostafa Shabani, Alexandros Iosifidis
Our Quasi Black-box Variational Inference (QBVI) framework is readily applicable to a wide class of Bayesian inference problems and is of simple implementation as the updates of the variational posterior do not involve gradients with respect to the model parameters, nor the prescription of the Fisher information matrix.
no code implementations • 7 Mar 2022 • Martin Magris, Mostafa Shabani, Alexandros Iosifidis
The prediction of financial markets is a challenging yet important task.
no code implementations • 14 Jan 2022 • Mostafa Shabani, Dat Thanh Tran, Martin Magris, Juho Kanniainen, Alexandros Iosifidis
Financial time-series forecasting is one of the most challenging domains in the field of time-series analysis.
no code implementations • 5 Jul 2021 • Mostafa Shabani, Alexandros Iosifidis
Financial market analysis, especially the prediction of movements of stock prices, is a challenging problem.