1 code implementation • 16 Dec 2020 • M. Cerezo, Andrew Arrasmith, Ryan Babbush, Simon C. Benjamin, Suguru Endo, Keisuke Fujii, Jarrod R. McClean, Kosuke Mitarai, Xiao Yuan, Lukasz Cincio, Patrick J. Coles
Applications such as simulating complicated quantum systems or solving large-scale linear algebra problems are very challenging for classical computers due to the extremely high computational cost.
no code implementations • 8 Oct 2020 • Yasunari Suzuki, Suguru Endo, Keisuke Fujii, Yuuki Tokunaga
In the early years of fault-tolerant quantum computing (FTQC), it is expected that the available code distance and the number of magic states will be restricted due to the limited scalability of quantum devices and the insufficient computational power of classical decoding units.
Quantum Physics
no code implementations • 14 Jan 2020 • Jinzhao Sun, Xiao Yuan, Takahiro Tsunoda, Vlatko Vedral, Simon C. Bejamin, Suguru Endo
As we numerically test our method with various Hamiltonians under energy relaxation and dephasing noise and digital quantum circuits with additional two-qubit crosstalk, we show an improvement of simulation accuracy by two orders.
Quantum Physics
1 code implementation • 23 Aug 2019 • Bálint Koczor, Suguru Endo, Tyson Jones, Yuichiro Matsuzaki, Simon C. Benjamin
We present a novel approach for finding (near) optimal states for metrology in the presence of noise, using variational techniques as a tool for efficiently searching the classically intractable high-dimensional space of quantum states.
Quantum Physics
no code implementations • 20 Dec 2018 • Xiao Yuan, Suguru Endo, Qi Zhao, Ying Li, Simon Benjamin
In this work, we introduce variational quantum simulation of mixed states under general stochastic evolution.
Quantum Physics
no code implementations • 20 Dec 2018 • Suguru Endo, Jinzhao Sun, Ying Li, Simon Benjamin, Xiao Yuan
Finally, we introduce variational quantum simulation for open system dynamics.
Quantum Physics
2 code implementations • 30 Aug 2018 • Sam McArdle, Suguru Endo, Alan Aspuru-Guzik, Simon Benjamin, Xiao Yuan
One of the most promising applications of quantum computing is solving classically intractable chemistry problems.
Quantum Physics
2 code implementations • 9 Apr 2018 • Sam McArdle, Tyson Jones, Suguru Endo, Ying Li, Simon Benjamin, Xiao Yuan
Imaginary time evolution is a powerful tool for studying quantum systems.
Quantum Physics
