Search Results for author: Mostafa Shabani

Found 7 papers, 1 papers with code

Manifold Gaussian Variational Bayes on the Precision Matrix

1 code implementation26 Oct 2022 Martin Magris, Mostafa Shabani, Alexandros Iosifidis

We propose an optimization algorithm for Variational Inference (VI) in complex models.

Variational Inference

Augmented Bilinear Network for Incremental Multi-Stock Time-Series Classification

no code implementations23 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.

Classification Time Series +2

Quasi Black-Box Variational Inference with Natural Gradients for Bayesian Learning

no code implementations23 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.

Bayesian Inference Variational Inference

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