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299 Results Found

  • Article
  • Open Access
15 Citations
3,866 Views
18 Pages

23 June 2021

There are no doubts that quantum programming and, in general, quantum computing, is one of the most promising areas within computer science and one of the areas where most expectations are being placed in recent years. Although the days when reliable...

(This article belongs to the Section Quantum Science and Technology)
  • Article
  • Open Access
38 Citations
9,177 Views
19 Pages

20 April 2023

Noisy Intermediate-Scale Quantum (NISQ) systems and associated programming interfaces make it possible to explore and investigate the design and development of quantum computing techniques for Machine Learning (ML) applications. Among the most recent...

(This article belongs to the Special Issue Quantum Machine Learning 2022)
  • Article
  • Open Access
11 Citations
4,900 Views
14 Pages

28 August 2021

This paper investigates the usage of logic and logic programming in the design of smart contracts. Our starting point is the logic-based programming language for smart contracts used in a recently proposed framework of quantum-secured blockchain, cal...

(This article belongs to the Collection Quantum Information)
  • Article
  • Open Access
429 Views
28 Pages

18 June 2026

The problem of bilevel decision-making under multi-expert uncertain information is addressed in this paper. Traditional fuzzy bilevel models are unable to accurately quantify expert consensus and capture evaluation hesitation. To overcome these limit...

(This article belongs to the Special Issue The Fusion of Fuzzy Sets and Optimization Using Symmetry)
  • Review
  • Open Access
1 Citations
552 Views
14 Pages

16 March 2026

The classical Erlangen Program sought to classify metric spaces entirely in terms of their symmetries. In physical spacetimes, these symmetries define transformations between classical reference frames, yielding a one-to-one correspondence between fr...

(This article belongs to the Special Issue BGL2025: The 13th Bolyai–Gauss–Lobachevsky Conference on Non-Euclidean Geometry and Its Applications)
  • Article
  • Open Access
4 Citations
5,515 Views
10 Pages

Loophole-free violations of Bell inequalities are crucial for fundamental tests of quantum nonlocality. They are also important for future applications in quantum information processing, such as device-independent quantum key distribution. Based on a...

(This article belongs to the Special Issue Quantum Cryptography and Cyber Security)
  • Article
  • Open Access
4 Citations
2,073 Views
24 Pages

25 February 2026

Large organizations face a critical systems integration challenge when executing multiple concurrent security modernization programs. This paper examines the U.S. Department of Defense’s simultaneous implementation of three transformational ini...

  • Feature Paper
  • Article
  • Open Access
4 Citations
3,889 Views
17 Pages

12 December 2019

In the last 20 years, several approaches to quantum programming have been introduced. In this survey, we focus on the QRAM (Quantum Random Access Machine) architectural model. We explore the twofold perspective (theoretical and concrete) of the appro...

(This article belongs to the Section Quantum Science and Technology)
  • Article
  • Open Access
5 Citations
7,945 Views
33 Pages

Quantum Turing Machines: Computations and Measurements

  • Stefano Guerrini,
  • Simone Martini and
  • Andrea Masini

11 August 2020

Contrary to the classical case, the relation between quantum programming languages and quantum Turing Machines (QTM) has not been fully investigated. In particular, there are features of QTMs that have not been exploited, a notable example being the...

(This article belongs to the Section Quantum Science and Technology)
  • Article
  • Open Access
17 Citations
4,255 Views
12 Pages

Optimal Design of Practical Quantum Key Distribution Backbones for Securing CoreTransport Networks

  • Federico Pederzolli,
  • Francescomaria Faticanti and
  • Domenico Siracusa

30 January 2020

We describe two mixed-integer linear programming formulations, one a faster version of a previous proposal, the other a slower but better performing new model, for the design of Quantum Key Distribution (QKD) sub-networks dimensioned to secure existi...

(This article belongs to the Special Issue Quantum Technologies for Future Internet)
  • Article
  • Open Access
7 Citations
4,448 Views
14 Pages

24 January 2020

The long-term goal of our research is to develop a powerful quantum logic which is useful in the formal verification of quantum programs and protocols. In this paper we introduce the basic idea of our categorical logic of quantum programs (CLQP): It...

(This article belongs to the Section Quantum Information)
  • Essay
  • Open Access
1 Citations
763 Views
28 Pages

Extending the Definition of Computational Talent

  • Marcos Román-González and
  • Ana Vidal-Fernández

27 July 2026

Recent theoretical work has conceptualized computational thinking (CT) as a dynamic psychological construct that evolves in parallel with Computer Science (CS). From this perspective, a 3-stage CT framework has been proposed to reflect how the constr...

(This article belongs to the Special Issue The Affective, Cognitive, and Cultural Dimensions of Engagement with Computational Thinking and Emerging Technologies)
  • Article
  • Open Access
2 Citations
3,199 Views
12 Pages

15 August 2023

Incorporating insights from quantum theory, we propose a machine learning-based decision-making model, including a logic tree and a value tree; a genetic programming algorithm is applied to optimize both the logic tree and value tree. The logic tree...

(This article belongs to the Special Issue Quantum Decision-Making: From Cognitive Psychology and Social Science to Artificial Intelligent Systems)
  • Article
  • Open Access
20 Citations
7,388 Views
24 Pages

17 April 2019

Quantum annealers such as D-Wave machines are designed to propose solutions for quadratic unconstrained binary optimization (QUBO) problems by mapping them onto the quantum processing unit, which tries to find a solution by measuring the parameters o...

  • Article
  • Open Access
8 Citations
9,036 Views
16 Pages

Die-rolling is the cryptographic task where two mistrustful, remote parties wish to generate a random D-sided die-roll over a communication channel. Optimal quantum protocols for this task have been given by Aharon and Silman (New Journal of Physics,...

  • Proceeding Paper
  • Open Access
1,719 Views
11 Pages

This paper is devoted to the evaluation of the hardware resources of computer systems for solving a computationally expensive problem such as the calculation of the probability distributions of statistics by the second multiplicity method based on &D...

(This article belongs to the Proceedings of 15th International Conference “Intelligent Systems” (INTELS’22))
  • Article
  • Open Access
1 Citations
1,794 Views
47 Pages

8 February 2026

This paper addresses the Pickup and Delivery Problem with Time Windows (PDPTW), an NP-hard combinatorial optimization problem with major practical relevance in logistics and transportation. The study focuses on a quadratic unconstrained binary optimi...

(This article belongs to the Special Issue Future Horizons in Multi-Agent Systems: Pioneering Trends and Breakthrough Innovations)
  • Article
  • Open Access
4 Citations
4,928 Views
29 Pages

Variational Quantum Chemistry Programs in JaqalPaq

  • Oliver G. Maupin,
  • Andrew D. Baczewski,
  • Peter J. Love and
  • Andrew J. Landahl

24 May 2021

We present example quantum chemistry programs written with JaqalPaq, a python meta-programming language used to code in Jaqal (Just Another Quantum Assembly Language). These JaqalPaq algorithms are intended to be run on the Quantum Scientific Computi...

(This article belongs to the Special Issue Noisy Intermediate-Scale Quantum Technologies (NISQ))
  • Article
  • Open Access
687 Views
21 Pages

Resilience-Constrained Low-Carbon Dispatch of Industrial Parks with Storage and Quantum Acceleration

  • Wenfang Li,
  • Chen Li,
  • Xuemei Zhang,
  • Shuai Xu and ,
  • Yaqing Yue and
  • Haijing Zhang
  • + 1 author+ 0 author

23 March 2026

Carbon-neutral industrial parks require large consumers, such as data centers, to balance low-carbon operation and service reliability. This paper proposes a resilience-constrained stochastic dispatch framework for a data-center virtual power plant (...

(This article belongs to the Special Issue Evaluation, Decision-Making and Market Simulation of a New Type of Power System, 2nd Edition)
  • Article
  • Open Access
459 Views
30 Pages

17 September 2026

Background: Metamorphic malware is among the most persistent adversarial challenges in cybersecurity: it rewrites its own instruction stream on every propagation, preserving functional semantics while presenting a syntactically distinct binary that d...

(This article belongs to the Special Issue Cyber Security and Digital Forensics—3rd Edition)
  • Article
  • Open Access
5 Citations
3,857 Views
14 Pages

7 December 2021

The factorial-additive optimality of primes, i.e., that the sum of prime factors is always minimum, implies that prime numbers are a solution to an integer linear programming (ILP) encoding optimization problem. The summative optimality of primes fol...

(This article belongs to the Section E1: Mathematics and Computer Science)
  • Article
  • Open Access
27 Citations
3,268 Views
15 Pages

4 August 2021

Integrated energy systems have become an important research topic in the pursuit of sustainable energy development. This paper examines regional integrated energy systems, presents the typical architecture of regional integrated energy systems, and b...

(This article belongs to the Topic Advances in Energy Market and Power System Modelling and Optimization)
  • Article
  • Open Access
4 Citations
2,840 Views
17 Pages

24 September 2022

During the highway reconstruction and expansion, some lanes are often closed on the construction side to ensure that the construction is carried out normally. The presence of the work zone increases the traffic pressure on the construction side of th...

(This article belongs to the Special Issue Road Traffic Engineering and Sustainable Transportation - The Second Edition)
  • Article
  • Open Access
20 Citations
4,817 Views
46 Pages

Fast Quantum State Reconstruction via Accelerated Non-Convex Programming

  • Junhyung Lyle Kim,
  • George Kollias,
  • Amir Kalev,
  • Ken X. Wei and
  • Anastasios Kyrillidis

22 January 2023

We propose a new quantum state reconstruction method that combines ideas from compressed sensing, non-convex optimization, and acceleration methods. The algorithm, called Momentum-Inspired Factored Gradient Descent (MiFGD), extends the applicability...

(This article belongs to the Special Issue Photonic State Tomography: Methods and Applications)
  • Essay
  • Open Access
1 Citations
1,252 Views
18 Pages

28 April 2025

The essence of coal spontaneous combustion lies in the existence of a large number of chemically active functional groups in the coal molecule, such as aldehyde group (-CHO) and methoxy group (-OCH3) in the side chain structure of coal molecule, whic...

  • Review
  • Open Access
7 Citations
4,284 Views
18 Pages

8 July 2017

Establishing (or falsifying) the special state theory of quantum measurement is a program with both theoretical and experimental directions. The special state theory has only pure unitary time evolution, like the many worlds interpretation, but only...

(This article belongs to the Special Issue Foundations of Quantum Mechanics)
  • Article
  • Open Access
927 Views
32 Pages

Quantum processes with indefinite causal order challenge the classical assumption that operations must occur in a single fixed temporal sequence. The quantum switch provides a concrete setting in which two operation orders, A≺B and B≺A, a...

(This article belongs to the Topic Quantum Computing: Latest Advances and Prospects)
  • Article
  • Open Access
8 Citations
3,298 Views
17 Pages

QISS: Quantum-Enhanced Sustainable Security Incident Handling in the IoT

  • Carlos Blanco,
  • Antonio Santos-Olmo and
  • Luis Enrique Sánchez

27 March 2024

As the Internet of Things (IoT) becomes more integral across diverse sectors, including healthcare, energy provision and industrial automation, the exposure to cyber vulnerabilities and potential attacks increases accordingly. Facing these challenges...

(This article belongs to the Special Issue Quantum Information Processing and Machine Learning)
  • Article
  • Open Access
8 Citations
4,590 Views
24 Pages

17 July 2020

In this study, molecular structure and electronic properties of eleven BxLiy (x = 1–3, y = 1–3) clusters are examined using the Perdew, Burke and Ernezerhof (PBE) method in the Quantum ESPRESSO program. Three main groups, consisting of tw...

  • Article
  • Open Access
2 Citations
2,378 Views
11 Pages

16 March 2022

I produce a coherent mathematical formulation of the supplementary variables structure for Aspect’s experimental test of Bell’s inequality as devised by Clauser, Horne, Shimony, and Holt, a formalization which has been widely considered t...

  • Article
  • Open Access
4 Citations
6,090 Views
34 Pages

Certified Randomness From Steering Using Sequential Measurements

  • Brian Coyle,
  • Elham Kashefi and
  • Matty J. Hoban

The generation of certifiable randomness is one of the most promising applications of quantum technologies. Furthermore, the intrinsic non-locality of quantum correlations allow us to certify randomness in a device-independent way, i.e., we do not ne...

(This article belongs to the Special Issue Quantum Cryptography and Cyber Security)
  • Review
  • Open Access
556 Views
44 Pages

21 July 2026

The persistent challenge of creating stable de Sitter vacua within string theory undermines the observational validity of the Λ cold dark matter (CDM) model. This difficulty suggests that the concordance model of cosmology, characterized by a...

(This article belongs to the Special Issue String Theory and Particle Physics: A Themed Issue in Honor of Professor Ignatios Antoniadis on the Occasion of His 70th Birthday)
  • Article
  • Open Access
5 Citations
3,925 Views
10 Pages

17 February 2021

Gaisi Takeuti introduced Boolean valued analysis around 1974 to provide systematic applications of the Boolean valued models of set theory to analysis. Later, his methods were further developed by his followers, leading to solving several open proble...

(This article belongs to the Section A: Algebra and Logic)
  • Article
  • Open Access
8 Citations
3,251 Views
23 Pages

Interpreting Housing Prices with a MultidisciplinaryApproach Based on Nature-Inspired Algorithms and Quantum Computing

  • Pierfrancesco De Paola,
  • Simone Previtera,
  • Benedetto Manganelli,
  • Fabiana Forte and
  • Francesco Paolo Del Giudice

Current technology still does not allow the use of quantum computers for broader and individual uses; however, it is possible to simulate some of its potentialities through quantum computing. Quantum computing can be integrated with nature-inspired a...

(This article belongs to the Section Architectural Design, Urban Science, and Real Estate)
  • Article
  • Open Access
2 Citations
5,674 Views
20 Pages

7 May 2023

This work applies concepts from algorithmic probability to Boolean and quantum combinatorial logic circuits. The relations among the statistical, algorithmic, computational, and circuit complexities of states are reviewed. Thereafter, the probability...

(This article belongs to the Special Issue Quantum Probability and Randomness IV)
  • Article
  • Open Access
34 Citations
8,530 Views
25 Pages

17 March 2021

Inferring algorithmic structure in data is essential for discovering causal generative models. In this research, we present a quantum computing framework using the circuit model, for estimating algorithmic information metrics. The canonical computati...

(This article belongs to the Section Quantum Science and Technology)
  • Feature Paper
  • Article
  • Open Access
4 Citations
3,241 Views
14 Pages

27 October 2022

This paper explores the idea of a quantum exchange protocol between two entities, validated by (at least) a third one. Two entities, part of a greater system, decide they want to trade quantum goods: their exchange is configurable, and allows them to...

(This article belongs to the Special Issue Advances in Quantum Optics and Quantum Information)
  • Article
  • Open Access
2 Citations
2,610 Views
19 Pages

Effect of Pure Dephasing Quantum Noise in the Quantum Search Algorithm Using Atos Quantum Assembly

  • Maria Heloísa Fraga da Silva,
  • Gleydson Fernandes de Jesus and
  • Clebson Cruz

6 August 2024

Quantum computing is tipped to lead the future of global technological progress. However, the obstacles related to quantum software development are an actual challenge to overcome. In this scenario, this work presents an implementation of the quantum...

(This article belongs to the Special Issue Quantum Computing in the NISQ Era)
  • Opinion
  • Open Access
1 Citations
4,290 Views
17 Pages

8 December 2023

In this paper, we discuss quantum formalisms that do not use the axiom of choice. We also consider the fundamental problem that addresses the (in)correctness of having the complex numbers as the base field for Hilbert spaces in the København i...

(This article belongs to the Section Classical Physics)
  • Article
  • Open Access
1 Citations
1,931 Views
26 Pages

22 October 2025

Quantum computing is an emergent field promising the improvement of processing speed in key algorithms by reducing their exponential scaling to polynomial, thus enabling solutions to problems that exceed classical computational capabilities. Gate-bas...

(This article belongs to the Section Quantum Information)
  • Proceeding Paper
  • Open Access
698 Views
13 Pages

Quantum computing has emerged as a powerful tool for solving complex problems in various fields. Personalized medicine, tailoring medical treatment to patients based on their genetic and health data, is one area where predictive analytics can be usef...

(This article belongs to the Proceedings of The 15th International Scientific Conference TechSys 2026—Engineering, Technologies and Systems)
  • Article
  • Open Access
4 Citations
3,811 Views
18 Pages

Suppression of Crosstalk in Quantum Circuit Based on Instruction Exchange Rules and Duration

  • Zhijin Guan,
  • Renjie Liu,
  • Xueyun Cheng,
  • Shiguang Feng and
  • Pengcheng Zhu

26 May 2023

Crosstalk is the primary source of noise in quantum computing equipment. The parallel execution of multiple instructions in quantum computation causes crosstalk, which causes coupling between signal lines and mutual inductance and capacitance between...

(This article belongs to the Special Issue Quantum Machine Learning 2022)
  • Article
  • Open Access
5 Citations
3,421 Views
12 Pages

Rényi Entropy, Signed Probabilities, and the Qubit

  • Adam Brandenburger,
  • Pierfrancesco La Mura and
  • Stuart Zoble

3 October 2022

The states of the qubit, the basic unit of quantum information, are 2 × 2 positive semi-definite Hermitian matrices with trace 1. We contribute to the program to axiomatize quantum mechanics by characterizing these states in terms of an entropi...

(This article belongs to the Special Issue Rényi Entropy: Sixty Years Later)
  • Article
  • Open Access
13 Citations
5,366 Views
20 Pages

24 January 2020

Considering links between logic and physics is important because of the fast development of quantum information technologies in our everyday life. This paper discusses a new method in logic inspired from quantum theory using operators, named Eigenlog...

(This article belongs to the Special Issue Quantum Information Revolution: Impact to Foundations)
  • Article
  • Open Access
4 Citations
10,125 Views
25 Pages

A Review on Models and Applications of Quantum Computing

  • Eduard Grigoryan,
  • Sachin Kumar and
  • Placido Rogério Pinheiro

4 September 2025

This manuscript is intended for readers who have a general interest in the subject of quantum computation and provides an overview of the most significant developments in the field. It begins by introducing foundational concepts from quantum mechanic...

  • Article
  • Open Access
5 Citations
4,009 Views
10 Pages

Quantifying Quantum Coherence Using Machine Learning Methods

  • Lin Zhang,
  • Liang Chen,
  • Qiliang He and
  • Yeqi Zhang

20 August 2024

Quantum coherence is a crucial resource in numerous quantum processing tasks. The robustness of coherence provides an operational measure of quantum coherence, which can be calculated for various states using semidefinite programming. However, this m...

(This article belongs to the Topic Quantum Information and Quantum Computing, 2nd Volume)
  • Proceeding Paper
  • Open Access
2,847 Views
4 Pages

We present new results concerning simulation of general quantum measurements (POVMs) by projective measurements (PMs) for the task of Unambiguous State Discrimination (USD). We formulate a problem of finding optimal strategy of simulation for given q...

(This article belongs to the Proceedings of 11th Italian Quantum Information Science conference (IQIS2018))
  • Article
  • Open Access
13 Citations
5,631 Views
16 Pages

21 December 2021

Proposed quantum experiments in deep space will be able to explore quantum information issues in regimes where relativistic effects are important. In this essay, we argue that a proper extension of quantum information theory into the relativistic dom...

(This article belongs to the Section Quantum Information)
  • Article
  • Open Access
25 Citations
10,253 Views
21 Pages

Variational Quantum Circuits for Machine Learning. An Application for the Detection of Weak Signals

  • Israel Griol-Barres,
  • Sergio Milla,
  • Antonio Cebrián,
  • Yashar Mansoori and
  • José Millet

12 July 2021

Quantum computing is a new paradigm for a multitude of computing applications. This study presents the technologies that are currently available for the physical implementation of qubits and quantum gates, establishing their main advantages and disad...

(This article belongs to the Section Quantum Science and Technology)
  • Article
  • Open Access
7 Citations
7,491 Views
10 Pages

Q1Synth: A Quantum Computer Musical Instrument

  • Eduardo Reck Miranda,
  • Peter Thomas and
  • Paulo Vitor Itaboraí

13 February 2023

This paper introduces Q1Synth, an unprecedented musical instrument that produces sounds from (a) quantum state vectors representing the properties of a qubit, and (b) its measurements. The instrument is presented on a computer screen (or mobile devic...

(This article belongs to the Special Issue Algorithmic Music and Sound Computing)

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