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Latest news

• The official site of QSPPACK has been released.

Download

You can install QSPPACK to your current directory by pasting the code below to your MATLAB command window:

unzip('https://github.com/qsppack/qsppack/archive/master.zip')
movefile('QSPPACK-master', 'qsppack')
addpath(fullfile(cd,'qsppack','Solvers','Optimization')), savepath

Cite our work

1. Y. Dong, X. Meng, K. B. Whaley, L. Lin, Efficient phase factor evaluation in quantum signal processing, Phys. Rev. A 103, 042419, 2021 [link]

2. J. Wang, Y. Dong, L. Lin, On the energy landscape of symmetric quantum signal processing, Quantum 6, 850, 2022 [link]

3. Y. Dong, L. Lin, H. Ni, J. Wang, Robust iterative method for symmetric quantum signal processing in all parameter regimes, SIAM J. Sci. Comput. 46, A2951, 2024

4. Dong, Y., Lin, L., Ni, H., & Wang, J.. Infinite quantum signal processing. Quantum 8, 1558, 2024. [link]

Get Started with examples

Quantum linear system problems

Negative power function

Quantum Hamiltonian simulation

Quantum Gaussian filter

Singular value threshold projector

Singular vector transformation

Uniform singular value amplification

Gaussian state preparation

Kaiser window state preparation

Gibbs state preparation