Quantum 9, 1898 (2025). https://doi.org/10.22331/q-2025-10-29-1898 We present Learning-Driven Annealing (LDA), a framework that links individual quantum annealing evolutions into a global solution strategy to mitigate hardware constraints such as short annealing times and integrated control […]
Quantum 9, 1897 (2025). https://doi.org/10.22331/q-2025-10-28-1897 Quantum error correction plays a prominent role in the realization of quantum computation, and quantum low-density parity-check (qLDPC) codes are believed to be practically useful stabilizer codes. While qLDPC codes […]
Quantum 9, 1896 (2025). https://doi.org/10.22331/q-2025-10-28-1896 We investigate the dependence of physical observable of open quantum systems with Bosonic bath on the bath correlation function. We provide an error estimate of the difference of physical observable […]
Quantum 9, 1895 (2025). https://doi.org/10.22331/q-2025-10-28-1895 A path for efficient classical simulation of the DQC1 circuit that estimates the trace of an implementable unitary under the zero discord condition [17] is presented. This result reinforces the […]
Quantum 9, 1894 (2025). https://doi.org/10.22331/q-2025-10-28-1894 Nonlocal games play a crucial role in quantum information theory and have numerous applications in certification and cryptographic protocols. Kalai et al. (STOC 2023) introduced a procedure to compile a […]
Quantum 9, 1893 (2025). https://doi.org/10.22331/q-2025-10-23-1893 Large-scale quantum circuits are required to exploit the advantages of quantum computers. Despite significant advancements in quantum hardware, scalability remains a challenge, with errors accumulating as more qubits and gates […]
Quantum 9, 1892 (2025). https://doi.org/10.22331/q-2025-10-22-1892 We consider the maximum cut and maximum independent set problems on random regular graphs in the infinite-size limit, and calculate the energy densities achieved by QAOA for high degrees up […]
Quantum 9, 1891 (2025). https://doi.org/10.22331/q-2025-10-22-1891 We consider estimation of unknown unitary operation when the set of possible unitary operations is given by a projective unitary representation of a compact group. We show that neither indefinite […]
Quantum 9, 1890 (2025). https://doi.org/10.22331/q-2025-10-21-1890 Bosonic encodings of quantum information offer hardware-efficient, noise-biased approaches to quantum error correction relative to qubit register encodings. Implementations have focused in particular on error correction of stored, idle quantum […]
Quantum 9, 1889 (2025). https://doi.org/10.22331/q-2025-10-20-1889 The primary objective of quantum circuit synthesis is to efficiently and accurately realize specific quantum algorithms or operations utilizing a predefined set of quantum gates, while also optimizing the circuit […]
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