5 papers
Light Cone Cancellation for Variational Quantum Eigensolver in Solving Noisy Max-Cut
Xinwei Lee, Xinjian Yan, Ningyi Xie +5
Variational Quantum Eigensolver (VQE) is a quantum-classical hybrid algorithm used to estimate the ground energy of a given Hamiltonian. It consists of a parameterized quantum circ…
An Adaptive Weighted QITE-VQE Algorithm for Combinatorial Optimization Problems
Ningyi Xie, Xinwei Lee, Tiejin Chen +3
The variational quantum eigensolver (VQE) is an algorithm for finding the ground states of a given Hamiltonian. Its application to binary-formulated combinatorial optimization (CO)…
Feed-Forward Probabilistic Error Cancellation with Noisy Recovery Gates
Leo Kurosawa, Yoshiyuki Saito, Xinwei Lee +5
Probabilistic Error Cancellation (PEC) aims to improve the accuracy of expectation values for observables. This is accomplished using the probabilistic insertion of recovery gates,…
Performance Upper Bound of Grover-Mixer Quantum Alternating Operator Ansatz
Ningyi Xie, Jiahua Xu, Tiejin Chen +4
The Quantum Alternating Operator Ansatz (QAOA) represents a branch of quantum algorithms for solving combinatorial optimization problems. A specific variant, the Grover-Mixer Quant…
A Feasibility-Preserved Quantum Approximate Solver for the Capacitated Vehicle Routing Problem
Ningyi Xie, Xinwei Lee, Dongsheng Cai +3
The Capacitated Vehicle Routing Problem (CVRP) is an NP-optimization problem (NPO) that arises in various fields including transportation and logistics. The CVRP extends from the V…