Search Results for author: Yannick Deville

Found 4 papers, 0 papers with code

Beyond the density operator and Tr(ρA): Exploiting the higher-order statistics of random-coefficient pure states for quantum information processing

no code implementations21 Apr 2022 Yannick Deville, Alain Deville

We succeed in solving this problem by exploiting a fourth-order statistical parameter of state coefficients, in addition to second-order statistics.

Single-preparation unsupervised quantum machine learning: concepts and applications

no code implementations5 Jan 2021 Yannick Deville, Alain Deville

Our methods are especially useful in a quantum computer, that we propose to more briefly call a "quamputer": BQPT and BHPE simplify the characterization of the gates of quamputers; BQSS and BQSR allow one to design quantum gates that may be used to compensate for the non-idealities that alter states stored in quantum registers, and they open the way to the much more general concept of self-adaptive quantum gates (see longer version of abstract in paper).

BIG-bench Machine Learning Quantum Machine Learning

Quantum process tomography with unknown single-preparation input states

no code implementations18 Sep 2019 Yannick Deville, Alain Deville

On the other hand, usual QPT methods require one to be able to prepare many copies of the same (known) input state, which is constraining.

Inertia-Constrained Pixel-by-Pixel Nonnegative Matrix Factorisation: a Hyperspectral Unmixing Method Dealing with Intra-class Variability

no code implementations24 Feb 2017 Charlotte Revel, Yannick Deville, Véronique Achard, Xavier Briottet

Unconstrained Pixel-by-pixel NMF (UP-NMF) is a new blind source separation method based on the assumption of a linear mixing model, which can deal with intra-class variability.

blind source separation Hyperspectral Unmixing

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