Questions tagged [research]
For questions related to quantum computing and quantum information research.
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The possibility of a Quantum image classifier
I want to create an exhaustive database of all possible contour images(B&W) with their image tags, for a given resolution.
By classifying every single image possible for the resolution, I want to ...
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Superposition of Cubic Phase States, are they useful?
Consider the context of continuous variable quantum information. Let $\hat{a},\hat{a}^\dagger$ be the creation and annihilation operators of a bosonic oscillator with the usual commutation relations $[...
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Is there research on leveraging quantum computing in the theory component of classical SMT solvers?
Satisfiability Modulo Theories (SMT) extends the concept of boolean satisfiability (SAT) by including theories such as arithmetic, arrays, bit vectors, and functions. In a typical SMT problem, a ...
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Circuit to find elements in set which matches condition
I have a set S=[1,2,3,4] from which I need to find out two subsets which has the same sum. For example S0=[1,4] and S1=[2,3]. Assume that we've a solution. One approach is to encode all states in the ...
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Quantum algorithm that "searches" for a particular state in a bigger state vector?
Does there exist an oracle that inputs a quantum state, say for example
$$
\frac{1}{2^N} \sum_{n=0}^{2^N - 1} \left | n \right > \left | f(n) \right >
$$
and allows us to find $n$ such that $f(n)...
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D-Wave Cloud Service - Pricing for Academic Research Project
In D-wave's web portal, I found 3 different ways that one can gain access to more QPU/Hybrid Solver time. One of them is the academic research project. Does anyone here have experience of carrying out ...
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Are there other ways to understand/define code distance in stabilizer QEC codes?
I guess code distance is the same as "Hamming distance" which is related to the overlap between different "codewords" in the codespace?
More technically, my understanding is that a ...
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Are all quantum algorithms hidden subgroup algorithms?
I am reading the paper "Quantum Hidden Subgroup Algorithms: An Algorithmic Toolkit" by Samuel Lomonaco and Louis Kauffman from the book, "Mathematics of Quantum Computation and Quantum ...
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Are there any quantum standards already in development and accessible as draft documents?
Are there any quantum standards already in development and accessible as draft documents?
Any documents describing standardized way of describing and ensuring common meaning/interoperability, like e.g....
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What are the natural, synthetic, identical, heterogeneous qubits? Can anyone explain with examples?
I am reading a paper from 2016, "Quantum computing with atomic qubits and
Rydberg interactions: Progress and challenges",
In section 2.1, a debate on whether identical or heterogeneous ...
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Is there any firm evidence that quantum computers can be more powerful than classical? [closed]
I am new to the field and I am very confused about the status of things right now. Sorry, but this confusion also spills into the framing of my questions.
First, a more CS-style question.
As far as I ...
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Sidebands in spin-oscillator coupled devices
I am researching spin-oscillator hybrid devices (particularly those coupled to NV centers), and I have come across this paper investigating the strain field of a cantilever and its effect on the NV ...
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Why is there so much hope around quantum computers? [duplicate]
The road towards quantum computers have so many obstacles, which are deeply different and more challenging than the problems that we had with the development of classical computers. There are reasons ...
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Is a 2nd course on Quantum Mechanics helpful for research in Quantum Information/Computing? [closed]
I'm wavering between taking 2nd Quantum Mechanics course and not. I've just completed the 1st course that already covered fundamentals of QC. I intend to take Quantum Information Processing along with ...
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Where to publish quantum algorithm related paper
I am an undergraduate student and I wrote a paper for my research program on quantum information. To be more specific, it is about using a novel quantum algorithm to do signal/image processing. It won ...
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Quantum channels and error correction research groups
I am wondering which are the top universities or research groups through the world that are doing research in the topic of quantum error correction or quantum channels (decoherence noise models). I ...
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Is there a "parameterized initialization" that I can apply to a QuantumRegister to re-use a circuit?
I'm working on a QuantumCircuit which measures the fidelity of one point (my "test vector") and two other points (my "data set", containing of states phi_1 and <...
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Is it a good idea to publish a research paper about the simulation of BB84 protocol?
I'm an engineering student. As my end of year project I've simulated BB84 protocol using simulaqron(python). I'm thinking about publishing a paper about this simulation.
I haven't published any ...
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How to use Tensorflow and Qiskit to make a quantum neural network and recognize handwriting?
How to use Tensorflow and Qiskit to make a quantum neural network and recognize handwriting？
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Speedup for spatial search problem using quantum walks
Given a graph $G$ and a set of marked vertices $M$, spatial search problem is the problem of finding a marked vertex. A classical approach is to perform a random walk on the graph to find out a marked ...
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What are mailing lists that advertise conferences and academic positions in the area of quantum computing?
I am aware of Oxford's Quantum Foundations mailing list that regularly advertises conferences and openings for academic positions related to quantum theory. What are other mailing lists that advertise ...
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Is Industry or PhD programs best for someone wanting to go to quantum machine learning? [closed]
Is Industry and the companies including IBMa and D-wave etc or PhD research programs best for someone wanting to go to quantum statistical/mathematical machine learning in the United States?
I mean ...
user10151
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What is the state of the art on Quantum Random Access Memories? [duplicate]
I realized that Quantum Random Access Memory (qRAM) was proposed to make quantum computers more similar to classical one. Currently quantum computers have very constrained memory, given only quantum ...
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Reversal of time arrow on IBM Q
It is well known that a quantum computer is reversible. This means that it is possible to derive an input quantum state $|\psi_0\rangle$ from an output $|\psi_1\rangle$ of an algorithm described by a ...
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Can quantum entanglement be expressed in terms of knot theory?
While writing this answer I was wondering whether the analogy of the nature of entanglement in the GHZ state with Borromean rings is more than a mere analogy (cf. Aaronson's lecture).
The question ...
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Active areas of research for NISQ algorithms
What areas of research in NISQ algorithms have heavy focus? I'm interested in quantum chemistry algorithms because of previous work (e.g. VQEs), and I'd love to learn more about other near-term ...
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Could any of these university courses be a good MSc for a quantum computing future job/research? [closed]
I'm a Politecnico di Torino student currently enrolled - and close to graduate - in Electronics and Communications engineering. As such, I know the basics of analog electronics, digital electronics, ...
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Academic journals dedicated to quantum algorithms
Are there, any journals out there that have been steadily publishing, or are dedicated to, research on existing or new and innovative quantum algorithms? Generalist titles are fine, but they can also ...
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Could quantum computing help solving the Eternity II puzzle?
First of all, since I am not a specialist, sorry if this question does not make sense. But, I can't resist to ask as I have not found any direct information while googling.
I hope some of you know/...
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Ideas for school-level project on quantum computing
I am a Swiss student and have 2 years left at school. In these 2 years, I have to do a special piece of work on a specific subject. I decided to do it on quantum computers. For this, I have to find a ...
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Would all quantum computing research be for naught if a powerful enough quantum computer is never built?
Let's say 1000 years from now powerful quantum computers are still a matter of fiction and no useful calculations can be carried out using them. Would this mean that the entire industry of quantum ...
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General Master Equation with Decoherence Query
The following general master equation (from this paper 'Dynamical quantum correlations of Ising models on arbitrary lattice and their resilience to decoherence') describes the various types of ...
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Quantum Computing Project Inquiry [duplicate]
I am wondering if there is a way to get advice\feedback here about the following: I am about to start a MS physics program. I am interested in quantum computing and my department has the option of ...
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Which journals and conferences would be most appropriate for new number-theoretic quantum algorithms? [closed]
Non-super-slow review process and non-super-slow publication should take precedence.
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What can be some bachelor thesis ideas in quantum random walks? [closed]
Note: Cross-posted on Theoretical Computer Science Stack Exchange.
I am an undergraduate, reading about quantum information and quantum technology. For about some time, I have been interested in the ...
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Is there a list of accessible open problems in quantum computing from a theoretical computer science perspective?
(Classical) theoretical computer science (TCS) has a number of outstanding open problems that can easily be instantiated in a manner that is accessible to a wider general public.
For example, ...
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What can be a mini research project based on Grover's algorithm or the Deutsch Jozsa algorithm?
I need to work out a research project on quantum computing as a part of my curriculum. I was wondering how to implement something theoretically with the basic knowledge I have. I have learned about ...
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Future research in quantum computation and information [closed]
What are some of the most probable directions for quantum computation to go in the future and what research still needs to be done in the field?
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Pointer to related research (paper)
Recently, I was reading a paper (arXiv:1804.03719 [cs.ET]), which had the following quote (the most relevant part has been bolded),
Quantum algorithms are often grouped into number-theory-based, ...
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Quantum Computing Research Papers, on puzzles or game theory
Are there any research papers focused on implementing a game/puzzle or game theory in Quantum Computing.
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What is a list of research journals publishing quantum computing articles?
Can anyone give me a list of different research journals that has quantum computing articles that I can use.
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What can tensor networks mean for quantum computing?
I am trying to understand what the importance of tensor networks is (or will/could be) for quantum computing.
Does it make sense to study tensor networks deeply and develop them further to help pave ...
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Ethics: Publishing a corrected version of a moderately cited paper having several minor errors
This is the QCSE version of What should you do if you spotted a non-trivial error in a highly cited paper? (maybe replace "highly cited" with "moderately cited" and "a non-trivial" with "several minor"...
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Can the theory of quantum computation assist in the miniaturization of transistors?
In his inaugural lecture, Ronald de Wolf states
People are working with quantum objects, but trying to make them behave as classical as possible. (...) Instead of suppressing them to make systems ...
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Are there any experimental groups currently measuring quantum contextuality?
I work as a theorist with my current research interests in "quantum contextuality". For those perusing the question, this is essentially a generalization of non-locality where we can show a quantum ...
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