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Resource-Efficient Adaptive Variational Quantum Algorithm for Combinatorial Optimization Problems

delete2025-01-18
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PRE
AI
S
Shengyao Wu
宋彦琦 封面图
宋彦琦 (Yanqi Song)
Runze Li 封面图
Runze Li (Runze Li)
S
Su‐Juan Qin
Q
Qiaoyan Wen
高飞 封面图
高飞 (Fei Gao)
DOI:10.1002/qute.202400484delete
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摘要

摘要

En 中文
变分量子算法(VQAs)是量子-经典混合算法,在近期未来具有广阔前景。量子近似优化算法(QAOA)是解决组合优化问题的代表性VQA。然而,QAOA的参数化量子电路(PQC)仍有改进空间。现有的ADAPT-QAOA方法改进了QAOA的PQC,但电路深度仍然较大。提出了一种利用新门池构建PQC的资源高效自适应VQA(RE-ADAPT-VQA)。RE-ADAPT-VQA基于梯度增量式集成参数化量子门,直至满足预定义的停止准则,并提出了回滚机制以确保电路保持浅层。实验模拟中,该算法用于解决最大切割问题(Max-Cut)和最大独立集问题。结果表明,与现有方法相比,RE-ADAPT-VQA显著降低了电路深度、单比特门和CNOT门的数量,同时保持了相同的能量误差水平。
Keyword:
max-cut
maximum independent set
parameterized quantum circuit
variational quantum algorithm

期刊

A
Advanced Quantum Technologies
IF:
4.3
论文数:
524
被引数:
3.2K

机构

B
Beijing Univ Posts and Telecommun
学者数:
719
论文数: 311
被引数: 55
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