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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 19 of 19 for “"nisq"”.
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EFFICIENT APPROACHES FOR QUBIT MAPPING ON NISQ COMPUTERS
… IBM-provided Noisy Intermediate-Scale Quantum (NISQ) computer, using a dataset consisting of 17 different quantum circuits of various sizes. The circuits are executed on the IBM Toronto Falcon processor. The three proposed algorithms outperform the existing SABRE algorithm in reducing the number …
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Evaluating Hybrid Quantum-Classical Models for Image Classification in the NISQ Era
… under noisy intermediate-scale quantum (NISQ) era constraints. Through 670 controlled experiments, it evaluated quantum kernel support vector machines and variational quantum classifiers against classical baselines on MNIST binary and multiclass classification tasks with systematic …
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Enhancing Fidelity through Gate Decomposition: A Strategy to Mitigate Quantum Crosstalk on NISQ Computers
… Gate Decomposition Method on the IBM Kolkata NISQ device. The results offer a promising approach to address this challenge, paving the way for more reliable and scalable quantum computers.</p>
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Numerical Synthesis of Arbitrary Multi-Qubit Unitaries with low 𝑇-Count
… optimization produces efficient circuits for NISQ (Noisy Intermediate-Scale Quantum) computing by minimizing the num- ber of two-qubit gates. The requirements for fault tolerant quantum computing are significantly different in that some single qubit gates require magic state distillation and …
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Quantum computational chemistry methods for early-stage quantum computers
… on emerging Noisy Intermediate-Scale Quantum (NISQ) computers. These protocols require short quantum circuits and short coherence times, and are particularly resilient to quantum errors. Nevertheless, there is still a significant gap between the accuracy and the coherence times of current NISQ …
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Graph-based quantum neural networks for satellite image classification
… dispositifs Noisy Intermediate-Scale Quantum (NISQ) actuels exigent une conception de circuits efficace et adaptée au matériel. Ce mémoire utilise des QNN pour la classification binaire d’images satellites multispec trales. Ces images capturent la réflectance sur plusieurs bandes spectrales, …
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A Comparative Analysis of Classical Machine Learning Methods and Variational Quantum Methods for Breast Tumor Classification
… ροές εργασίας με λίγα qubits στην εποχή του NISQ μπορούν να προσφέρουν ισχυρές και κλιμακώσιμες λύσεις για περίπλοκες ιατρικές διαγνώσεις, αποδεικνύοντας την απτή προοπτική των κβαντικών επεξεργαστών στην ογκολογία.
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Combinatorial optimization using quantum computing
… runtime. On Noisy Intermediate-Scale Quantum (NISQ) devices, the optimality gap grows with problem size, reflecting sensitivity to variational parameter tuning, penalty scaling, and hardware noise. Among classical optimizers for QAOA, COBYLA offers the most effective tradeoff between efficiency …
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QAOA applied to the portfolio optimization problem
… intermediate and is therefore called the NISQ era (noisy intermediate-scale quantum). The main feature of this current stage is that there are still not enough qubits to perform quantum error correction, hence the noisy name. In this context of quantum computing without quantum error …
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OPEN-SOURCE MIDDLEWARE FOR QUANTUM COMPUTING
… the noise challenges in current quantum devices, NISQ (Noisy Intermediate-Scale Quantum) devices are becoming more accessible to research groups and institutions. To successfully deploy quantum computing algorithms on hardware or through simulations, specialized middleware software is crucial for …
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Beyond qubits: Quantum optimization and lattice gauge theories in a qudit framework
… from current noisy intermediate-scale quantum (NISQ) devices to fault-tolerant processors demands both better algorithms and a deeper understanding of how to exploit the full structure of quantum hardware. A key direction in this effort is the move beyond qubits: exploiting higher-dimensional …
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A FULL-STACK SOFTWARE ARCHITECTURE FOR THE CONTROL AND CALIBRATION OF QUANTUM HARDWARE
… referred to as noisy intermediate-scale quantum (NISQ) computers, and they require calibration routines in order to obtain consistent results. In this context, we present Qibo, an open-source framework for quantum computing. Qibo was initially born as a tool for simulating quantum circuits. …
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Variational Algorithms and Resources for Near-Term Quantum Simulation
… the era of noisy intermediate-scale quantum (NISQ) computing. The capabilities of these technologies are evolving rapidly, and with them the computational affordances to which we have access. The time is now ripe to test the capabilities of existing quantum hardware and leverage them to the …
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Novel Ansätze for Stochastic Coupled Cluster
… on near-term noisy intermediate-scale quantum (NISQ) devices. Finally, the new developements in this work are combined to obtain a unitary stochastic representation of a MRCC wavefunction. Both UCCMC and the disentangled approximation are amenable to extension to a multireference treatment. …
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Exploring quantum geometry and quantum sensing with spin defects in diamond
… in the current noisy intermediate-scale quantum (NISQ) era is still limited, exploring intriguing applications of various quantum systems has been an active research area. Among the many physical platforms, solid-state spin defects, such as nitrogen-vacancy (NV) center in diamond, have attracted a …
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From TPU to QPU: Bridging Fidelity Gaps Across Next-Generation Computing Systems
… algorithms on Noisy Intermediate-Scale Quantum (NISQ) devices, which are substantially impeded by quantum hardware noise. The computational cost of compiling and re-synthesizing such large circuits grows exponentially with increased qubit count, typically more than 100 qubits, and increased …
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Zen and the Art of Praxis: New Adventures in Live Coding, Quantum Computing, and The Web.
… discipline with practical applications. Although NISQ-era hardware imposes significant limitations, and the case for quantum advantage over classical algorithms remains largely theoretical, its potential is being increasingly embraced by the arts; a domain where the merit of exploring new terrain …
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Dinamica effettiva di sistemi quantistici driven chiusi e aperti
… quantum states in physical systems, called NISQ (Noisy Intermediate-Scale Quantum) computers. They constitute an important intermediate stage towards the demonstration of a large-scale quantum computer. Huge efforts have been and are being made in developing and engineering quantum hardware, …
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TENSOR NETWORKS FOR OPEN QUANTUM SYSTEMS
Is it possible to efficiently simulate a quantum physical system on a classical computer? The computational resources needed to manipulate quantum many-body states typically scale exponentially in the number of their constituents, making the simulation very difficult or outright impossible even at …