Posty z #QuantumMachineLearning

#QuantumMachineLearning

Publiczne posty w X, które używają #QuantumMachineLearning.

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  1. Jens Eisert✓@jenseisert
    Single-shot quantum machine learning This work brings together notions of quantum machine learning with those of quantum metrology. In detail, #quantummachinelearning aims to improve learning methods through the use of quantum computers. If it is to ever realize its potential, many obstacles need to be overcome. A particularly pressing one arises at the prediction stage because the outputs of quantum learning models are inherently random. This creates an often considerable overhead, as many executions of a quantum learning model have to be aggregated to obtain an actual prediction. In this work, we analyze when quantum learning models can evade this issue and produce predictions in a near-deterministic way—paving the way to single-shot quantum machine learning. We give a rigorous definition of #singleshotness in quantum classifiers and show that the degree to which a quantum learning model is near deterministic is constrained by the distinguishability of the embedded quantum states used in the model. Opening the black box of the embedding, we show that if the embedding is realized by quantum circuits, a certain depth is necessary for single shotness to be even possible. We conclude by showing that quantum learning models cannot be single shot in a generic way and trainable at the same time. Warm thanks to @jj_xyz and Erik Recio Armengol.
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    3261385.8K
  2. Jens Eisert✓@jenseisert
    An unconditional distribution learning advantage with shallow quantum circuits We present a #quantummachinelearning advantage of families of constant depth local quantum circuits over reasonably constrained log-log-depth classical circuits.
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    15272.6K
  3. Jens Eisert✓@jenseisert
    Learnable and unlearnable distributions in #quantummachinelearning. This is also the forth talk in four consecutive days, but now I am looking forward to slow discussions for a few days in wonderful Seefeld.
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    5684
  4. Jens Eisert✓@jenseisert
    The exploitation of #symmetry is much at home in theoretical physics, specifically in quantum many-body theory. Here, we explore how symmetry can be made use of in variational #quantummachinelearning, where symmetries can also enter on the data level.
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    732207
  5. Jens Eisert✓@jenseisert
    A collaboration of Andi Bauer of our team and that of Seth Lloyd shows that a #quantummachinelearning ansatz is too symmetric in the sense of then it can be classically efficiently simulated.
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    2356
  6. Jens Eisert✓@jenseisert
    Are the output distributions of #quantumcircuits actually #learnable? We systematically look at this question, within two different oracle models, presenting a positive and a negative result.
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    116115
  7. Jens Eisert✓@jenseisert
    @jenseisert
    As a positive result, show that in a more powerful oracle model, namely when directly given access to samples, the output distributions of local Clifford circuits are computationally efficiently PAC learnable by a classical learner.
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  8. Jens Eisert✓@jenseisert
    @jenseisert
    On a higher level, this work discusses the connection between learnability and efficient simulatability, and contributes to a rigorous picture of notions of learning in the context of #quantumcomputing. #quantummachinelearning
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    1319
  9. Google AI✓@GoogleAI
    Today we present the first demonstration of a provable exponential advantage in #QuantumMachineLearning over classical algorithms that is robust even on today's noisy hardware. Learn all about it at
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    7108390
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