no code implementations • 24 Oct 2023 • Hiroshi Morioka, Aapo Hyvärinen
A topic of great current interest is Causal Representation Learning (CRL), whose goal is to learn a causal model for hidden features in a data-driven manner.
no code implementations • 29 Mar 2023 • Aapo Hyvarinen, Ilyes Khemakhem, Hiroshi Morioka
A central problem in unsupervised deep learning is how to find useful representations of high-dimensional data, sometimes called "disentanglement".
no code implementations • 19 Jun 2020 • Hiroshi Morioka, Hermanni Hälvä, Aapo Hyvärinen
Additivity greatly limits the generality of the model, hindering analysis of general NVAR processes which have nonlinear interactions between the innovations.
2 code implementations • NeurIPS 2016 • Aapo Hyvarinen, Hiroshi Morioka
Nonlinear independent component analysis (ICA) provides an appealing framework for unsupervised feature learning, but the models proposed so far are not identifiable.