Aapo Johannes Hyvärinen (born 1970 in Helsinki) is a Finnish professor of computer science at the

University of Helsinki The University of Helsinki (, ; UH) is a public university in Helsinki, Finland. The university was founded in Turku in 1640 as the Royal Academy of Åbo under the Swedish Empire, and moved to Helsinki in 1828 under the sponsorship of Alexander ...

and known for his research in

independent component analysis In signal processing, independent component analysis (ICA) is a computational method for separating a multivariate statistics, multivariate signal into additive subcomponents. This is done by assuming that at most one subcomponent is Gaussian and ...

Education and career

Hyvärinen was born in Helsinki and studied mathematics at the

and received his

Doctor of Technology The Doctor of Technology, or Doctor of Engineering Sciences, or Doctor of Technical Sciences, or Doctor of Science (abbreviated and translated variously in different countries) is a degree normally conferred upon candidates after having completed a ...

in information science in 1997 at the

Helsinki University of Technology Helsinki University of Technology (TKK; ; , HUT in international usage) was a technical university in Finland. It was located in Otaniemi, Espoo in the Helsinki metropolitan area, and it was one of the three universities from which the modern d ...

under the supervision of Erkki Oja. His doctoral thesis, titled "Independent component analysis: A neural network approach", introduced the

FastICA FastICA is an efficient and popular algorithm for independent component analysis invented by Aapo Hyvärinen at Helsinki University of Technology. Like most ICA algorithms, FastICA seeks an orthogonal rotation of FastICA#Prewhitening the data, prew ...

algorithm. Since then, Hyvärinen has conducted research especially in relation to the independent component analysis, as well as score matching (also known as Hyvärinen scoring rule). In November 2007, he was appointed as a professor at the

. Hyvärinen has been a member of the

Finnish Academy of Sciences The Finnish Academy of Science and Letters (; ) is a Finnish learned society. It was founded in 1908 and is thus the second oldest academy in Finland. The oldest is the Finnish Society of Sciences and Letters, which was founded in 1838. Member ...

since 2016. From August 2016 to March 2019, he held a professorship in machine learning at the Gatsby Computational Neuroscience Unit of the

University College London University College London (Trade name, branded as UCL) is a Public university, public research university in London, England. It is a Member institutions of the University of London, member institution of the Federal university, federal Uni ...

Bibliography

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References

{{DEFAULTSORT:Hyvarinen, Aapo Living people 1970 births People from Helsinki Finnish computer scientists Machine learning researchers Academics of University College London University of Helsinki alumni Aalto University alumni Academic staff of the University of Helsinki