Abstract

We propose a classical-quantum hybrid algorithm for machine learning on\nnear-term quantum processors, which we call quantum circuit learning. A quantum\ncircuit driven by our framework learns a given task by tuning parameters\nimplemented on it. The iterative optimization of the parameters allows us to\ncircumvent the high-depth circuit. Theoretical investigation shows that a\nquantum circuit can approximate nonlinear functions, which is further confirmed\nby numerical simulations. Hybridizing a low-depth quantum circuit and a\nclassical computer for machine learning, the proposed framework paves the way\ntoward applications of near-term quantum devices for quantum machine learning.\n

Keywords

Computer scienceQuantumQuantum circuitQuantum machine learningQuantum computerQuantum algorithmElectronic engineeringQuantum networkPhysicsQuantum mechanicsEngineering

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Year
2018
Type
article
Volume
98
Issue
3
Citations
1398
Access
Closed

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Cite This

Kosuke Mitarai, Makoto Negoro, Masahiro Kitagawa et al. (2018). Quantum circuit learning. Physical review. A/Physical review, A , 98 (3) . https://doi.org/10.1103/physreva.98.032309

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DOI
10.1103/physreva.98.032309