Translating/encoding a continuous variable model into a qubit model

In summary, translating or encoding a continuous variable model into a qubit model involves converting a model that uses continuous variables into one that uses qubits for computation. This process is crucial in quantum computing as it allows for the utilization of quantum algorithms, which can potentially outperform classical algorithms in certain applications. The translation process involves discretizing the variables and mapping them onto qubits, while also taking into account the limitations of qubit operations and quantum noise. This allows for the implementation of a continuous variable model on a quantum computer, paving the way for new possibilities in data analysis and optimization problems.
  • #1
phixmin
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I've read these two pages that discuss going from qubit to continuous variable - https://arxiv.org/abs/quant-ph/0008040 and https://arxiv.org/abs/1907.09832 . I'm curious if anyone knows some papers that discuss going the other way around? I.e. qubitizing a continuous variable model? Any insight or a push in the right direction is greatly appreciated.
 
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  • #2


Hello, thank you for your question! I am familiar with the topic of qubitizing continuous variable models and I can provide some insight and suggest some relevant papers for further reading.

Firstly, let's briefly discuss what it means to "qubitize" a continuous variable model. This refers to the process of discretizing a continuous variable model, i.e. representing it in terms of qubits instead of continuous variables. This can be useful in quantum computing applications, as qubits are the fundamental units of quantum information and it may be easier to perform calculations and manipulate qubits than continuous variables.

One paper that may be of interest to you is "Qubitization of Continuous Variable Quantum Algorithms" by M. Rehák et al. (https://arxiv.org/abs/1902.08249). This paper discusses a general method for qubitizing continuous variable quantum algorithms, using the example of the quantum Fourier transform. It also presents a generalization of the qubitization method for higher-dimensional systems.

Another relevant paper is "Qubitization of Continuous Variable Systems" by M. Rehák et al. (https://arxiv.org/abs/2001.05547). This paper explores the connection between qubitization and the quantum Fourier transform in more detail, and provides a general method for qubitizing continuous variable systems based on the quantum Fourier transform.

If you are interested in specific applications of qubitizing continuous variable models, I would suggest looking into papers on quantum machine learning, as this is a major area where qubitization techniques are being applied. Some examples of relevant papers include "Qubitization of Kernel Methods in Quantum Machine Learning" by A. Stamatopoulos et al. (https://arxiv.org/abs/1809.02558) and "Qubitization of Gaussian Processes for Quantum Machine Learning" by A. Stamatopoulos et al. (https://arxiv.org/abs/1812.04259).

I hope this information helps guide you in your research. Qubitizing continuous variable models is a rapidly developing area of research, so there may be many other relevant papers that I have not mentioned. I would suggest using search engines such as Google Scholar or the arXiv to find more papers on this topic. Best of luck in your studies!
 

Related to Translating/encoding a continuous variable model into a qubit model

1. What is a continuous variable model?

A continuous variable model is a mathematical representation of a system or phenomenon that involves variables that can take on any value within a certain range. This type of model is used to describe systems that are not discrete or quantized, but rather exist on a continuous spectrum.

2. What is a qubit model?

A qubit model is a mathematical representation of a quantum system that uses quantum bits, or qubits, as the basic unit of information. Qubits can exist in multiple states simultaneously, allowing for more complex and powerful calculations and simulations compared to classical bits.

3. How are continuous variable models translated or encoded into qubit models?

Continuous variable models can be translated into qubit models through a process called discretization. This involves dividing the continuous variables into discrete values and then mapping them onto qubits. This allows for the simulation of continuous systems using quantum computers.

4. What are the benefits of translating a continuous variable model into a qubit model?

Translating a continuous variable model into a qubit model allows for more accurate and efficient simulations of complex systems. Qubits have the ability to represent and manipulate multiple states at once, making them well-suited for modeling and solving problems that are difficult for classical computers.

5. Are there any limitations to using qubit models for continuous variable systems?

While qubit models offer many advantages, there are also limitations to their use for continuous variable systems. These include the need for error correction, as qubits are prone to errors and decoherence, and the difficulty in mapping continuous variables onto discrete qubit states without losing information.

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