Search Results for author: Arne Thomsen

Found 2 papers, 0 papers with code

Cosmology from Galaxy Redshift Surveys with PointNet

no code implementations22 Nov 2022 Sotiris Anagnostidis, Arne Thomsen, Tomasz Kacprzak, Tilman Tröster, Luca Biggio, Alexandre Refregier, Thomas Hofmann

In this work, we aim to improve upon two-point statistics by employing a \textit{PointNet}-like neural network to regress the values of the cosmological parameters directly from point cloud data.

The complexity of quantum support vector machines

no code implementations28 Feb 2022 Gian Gentinetta, Arne Thomsen, David Sutter, Stefan Woerner

We show that the dual problem can be solved in $O(M^{4. 67}/\varepsilon^2)$ quantum circuit evaluations, where $M$ denotes the size of the data set and $\varepsilon$ the solution accuracy compared to the ideal result from exact expectation values, which is only obtainable in theory.

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