Quantum annealing
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- An obvious pro of quantum annealing is the kind of problems that it can solve.[1]
- In fact, it hasn’t been proved yet that quantum annealing gives an advantage over classical optimization algorithms.[1]
- Only few companies are investing in quantum annealing or adiabatic quantum computation.[1]
- Quantum annealing is beginning to be commercially available with today’s technology.[2]
- On the other hand, quantum annealing provides an approach that focuses on the solution of NP Hard problems and is less affected by noise than gate model quantum computing.[2]
- Using quantum annealing, this problem is designed with a method called coupling qubits.[2]
- Quantum annealing performs better than classical computational methods to solve some optimization problems which are important for numerous industries such as healthcare and finance.[2]
- This section explains what quantum annealing is and how it works, and introduces the underlying quantum physics that governs its behavior.[3]
- The quantum annealing process runs, the barrier is raised, and this turns the energy diagram into what is known as a double-well potential (b).[3]
- When they undergo quantum annealing, the couplers and biases are introduced and the qubits become entangled.[3]
- quantum annealing through adiabatic evolution.[4]
- Quantum annealing starts from a quantum-mechanical superposition of all possible states (candidate states) with equal weights.[5]
- Quantum annealing can be compared to simulated annealing, whose "temperature" parameter plays a similar role to QA's tunneling field strength.[5]
- In quantum annealing, the strength of transverse field determines the quantum-mechanical probability to change the amplitudes of all states in parallel.[5]
- The present paper reviews the mathematical and theoretical foundations of quantum annealing.[6]
- Also described are the prescriptions to reduce errors in the final approximate solution obtained after a long but finite dynamical evolution of quantum annealing.[6]
- Quantum annealing is a meta-heuristic that (instead of thermal fluctuations) employs adjustable quantum fluctuations into a problem6,7,8,9,10,11.[7]
- Quantum annealing can bypass very high energy barriers, when they are narrow enough, which can address the ergodicity problem to some extent9,12,13,14,15.[7]
- We show how quantum annealing can be incorporated into automated materials discovery and conduct a proof-of-principle study on designing complex thermofunctional metamaterials.[8]
- While universal gate model quantum computing offers a wider range of opportunities than quantum annealing, it relies on qubits which are currently extremely prone to error.[9]
- Quantum Annealing, being less affected by noise, brings us closer to affordable quantum applications and provides an exceptional way of exploring specific management and optimization problems.[9]
- Currently, the largest scale computing devices using quantum resources are based on physical realizations of quantum annealing.[10]
- To measure algorithm performance independent of quantum annealing, we also found the minima for regional Ising models exactly using low-treewidth variable elimination (Koller and Friedman, 2009).[10]
- (2014) to solve large discrete optimization problems using quantum annealing hardware limited by issues of precision, connectivity and size.[10]
- As the available hardware grows larger, large energy gaps, and other forms of error correction will become more important to finding the ground state in quantum annealing.[10]
- One prominent case is the so-called D-Wave quantum computer, which is a computing hardware device built to implement quantum annealing for solving combinatorial optimization problems.[11]
- Specifically, we introduce quantum annealing to solve optimization problems and describe D-Wave computing devices to implement quantum annealing.[11]
- We illustrate implementations of quantum annealing using Markov chain Monte Carlo (MCMC) simulations carried out by classical computers.[11]
- Computing experiments have been conducted to generate data and compare quantum annealing with classical annealing.[11]
- Quantum annealing employs quantum fluctuations in frustrated systems or networks to anneal the system down to its ground state, or more generally to its so-called minimum cost state.[12]
- Part II gives a comprehensive account of the fundamentals and applications of the quantum annealing method, and Part III compares quantum annealing with other related optimization methods.[12]
- This is the first book entirely devoted to quantum annealing and will be both an invaluable primer and guidebook for all advanced students and researchers in this important field.[12]
- Quantum Annealing Efforts to realize AQC using quantum physical systems are susceptible to non-ideal conditions that undermine the promise of the adiabatic theorem.[13]
- Quantum annealing is a method for identifying the minimum of an objective function using an approach that is based on the principles of AQC but fails to meet its stringent requirements.[13]
- In practice, quantum annealing evolves a quantum state under the time-dependent Hamiltonian in Eq.[13]
- In addition, the non-zero temperature of operation for quantum annealing invalidates the pure state description.[13]
- Quantum annealing extends simulated annealing by introducing artificial quantum fluctuations.[14]
- It is shown by experiments that quantum annealing can outperform classical thermal simulated annealing for this particular problem.[14]
- Moreover, quantum annealing proved competitive when compared with the best algorithms on most of the difficult instances from the DIMACS benchmarks.[14]
- The quantum annealing algorithm has even found that the well-known benchmark graph dsjc1000.9 has a chromatic number of at most 222.[14]
- The process of quantum annealing is as follows.[15]
- Detailed discussion on quantum spin glasses and its application in solving combinatorial optimization problems is required for better understanding of quantum annealing concepts.[16]
- Fulfilling this requirement, the book highlights recent development in quantum spin glasses including Nishimori line, replica method and quantum annealing methods along with the essential principles.[16]
- Quantum annealing Part II.[16]
- He has studied both fundamental and application sides of quantum annealing, and has also edited three books on quantum computing.[16]
- But quantum annealing works best on problems where there are a lot of potential solutions and finding a “good enough” or “local minima” solution, making something like faster flight possible.[17]
- The fundamental mechanism underlying quantum annealing consists of exploiting a controllable quantum perturbation to generate tunneling processes.[18]
- Here, we identify a wide class of large-scale nonconvex optimization problems for which quantum annealing is efficient while classical annealing gets stuck.[18]
- A key challenge is to identify classes of nonconvex optimization problems for which quantum annealing remains efficient while thermal annealing fails.[18]
- Adiabatic quantum computing and quantum annealing are promising technologies to be used in the near future quantum devices.[19]
- In this dissertation, we propose a general framework for solving factorization problems using quantum annealing, by mapping the framework to an Ising Hamiltonian.[20]
- D-Wave's systems work through a process called quantum annealing.[21]
- To begin with, there is some overhead with setting up the problem and transferring it from traditional computers to the hardware that performs the quantum annealing.[21]
- Alternately, sets of solutions can be found using classical computations and then be tested for optimality using quantum annealing.[21]
- In a future article, we'll take a look at some of the specific problems that people think are worth solving with quantum annealing.[21]
- Detecting multiple communities using quantum annealing on the D-Wave system.[22]
- One of the most notable observations is that by using this quantum annealing technique with the k-concurrent method, we obtain the community structure “all at once” within the annealing time.[22]
소스
- ↑ 1.0 1.1 1.2 Quantum Annealing
- ↑ 2.0 2.1 2.2 2.3 Quantum Annealing in 2020: Practical Quantum Computing
- ↑ 3.0 3.1 3.2 What is Quantum Annealing? — D-Wave System Documentation documentation
- ↑ An introduction to quantum annealing
- ↑ 5.0 5.1 5.2 Quantum annealing
- ↑ 6.0 6.1 Mathematical foundation of quantum annealing
- ↑ 7.0 7.1 Reinforcement Quantum Annealing: A Hybrid Quantum Learning Automata
- ↑ Designing metamaterials with quantum annealing and factorization machines
- ↑ 9.0 9.1 Atos opens up a new path to quantum annealing simulation
- ↑ 10.0 10.1 10.2 10.3 Mapping Constrained Optimization Problems to Quantum Annealing with Application to Fault Diagnosis
- ↑ 11.0 11.1 11.2 11.3 Wang , Wu , Zou : Quantum Annealing with Markov Chain Monte Carlo Simulations and D-Wave Quantum Computers
- ↑ 12.0 12.1 12.2 Quantum Annealing and Related Optimization Methods
- ↑ 13.0 13.1 13.2 13.3 Adiabatic Quantum Computing and Quantum Annealing
- ↑ 14.0 14.1 14.2 14.3 Quantum annealing of the graph coloring problem
- ↑ Deeper Understanding of Constrained Quantum Annealing from the Perspective of the Localization Phenomena
- ↑ 16.0 16.1 16.2 16.3 Quantum Spin Glasses, Annealing and Computation | Condensed matter physics, nanoscience and mesoscopic physics
- ↑ What’s the difference between quantum annealing and universal gate quantum computers?
- ↑ 18.0 18.1 18.2 Efficiency of quantum vs. classical annealing in nonconvex learning problems
- ↑ Conference on Quantum Annealing/Adiabatic Quantum Computation
- ↑ Quantum Annealing for Solving Optimization Problems
- ↑ 21.0 21.1 21.2 21.3 What problems can you solve on a quantum annealer?
- ↑ 22.0 22.1 Detecting multiple communities using quantum annealing on the D-Wave system
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- [{'LOWER': 'quantum'}, {'LEMMA': 'annealing'}]