Quantum error mitigation
For quantum computers to successfully solve real-world problems, it is necessary to tackle
the challenge of noise: the errors that occur in elementary physical components due to …
the challenge of noise: the errors that occur in elementary physical components due to …
[HTML][HTML] The variational quantum eigensolver: a review of methods and best practices
The variational quantum eigensolver (or VQE), first developed by Peruzzo et al.(2014), has
received significant attention from the research community in recent years. It uses the …
received significant attention from the research community in recent years. It uses the …
Evidence for the utility of quantum computing before fault tolerance
Quantum computing promises to offer substantial speed-ups over its classical counterpart for
certain problems. However, the greatest impediment to realizing its full potential is noise that …
certain problems. However, the greatest impediment to realizing its full potential is noise that …
Near-term quantum computing techniques: Variational quantum algorithms, error mitigation, circuit compilation, benchmarking and classical simulation
Quantum computing is a game-changing technology for global academia, research centers
and industries including computational science, mathematics, finance, pharmaceutical …
and industries including computational science, mathematics, finance, pharmaceutical …
Universal sampling lower bounds for quantum error mitigation
Numerous quantum error-mitigation protocols have been proposed, motivated by the critical
need to suppress noise effects on intermediate-scale quantum devices. Yet, their general …
need to suppress noise effects on intermediate-scale quantum devices. Yet, their general …
Can error mitigation improve trainability of noisy variational quantum algorithms?
Abstract Variational Quantum Algorithms (VQAs) are often viewed as the best hope for near-
term quantum advantage. However, recent studies have shown that noise can severely limit …
term quantum advantage. However, recent studies have shown that noise can severely limit …
Error-mitigated simulation of quantum many-body scars on quantum computers with pulse-level control
Quantum many-body scars are an intriguing dynamical regime in which quantum systems
exhibit coherent dynamics and long-range correlations when prepared in certain initial …
exhibit coherent dynamics and long-range correlations when prepared in certain initial …
Computationally efficient zero-noise extrapolation for quantum-gate-error mitigation
Zero-noise extrapolation (ZNE) is a widely used technique for gate-error mitigation on near-
term quantum computers because it can be implemented in software and does not require …
term quantum computers because it can be implemented in software and does not require …
Quantum policy gradient algorithm with optimized action decoding
Quantum machine learning implemented by variational quantum circuits (VQCs) is
considered a promising concept for the noisy intermediate-scale quantum computing era …
considered a promising concept for the noisy intermediate-scale quantum computing era …
Quantum dynamics simulations beyond the coherence time on noisy intermediate-scale quantum hardware by variational trotter compression
We demonstrate a postquench dynamics simulation of a Heisenberg model on present-day
IBM quantum hardware that extends beyond the coherence time of the device. This is …
IBM quantum hardware that extends beyond the coherence time of the device. This is …