Active quantum error correction using qubit stabilizer codes has emerged as a promising,
but experimentally challenging, engineering program for building a universal quantum …

Quantum technologies have the potential to solve certain computationally hard problems
with polynomial or super-polynomial speedups when compared to classical methods …

Fast classical processing is essential for most quantum fault-tolerance architectures. We
introduce a sliding-window decoding scheme that provides fast classical processing for the …

We classify different ways to passively protect classical and quantum information, ie, we do
not allow for syndrome measurements, in the context of local Lindblad models for spin …

A fault-tolerant quantum computer will be supported by a classical decoding system
interfacing with quantum hardware to perform quantum error correction. It is important that …

Topological error correcting codes, and particularly the surface code, currently provide the
most feasible road-map towards large-scale fault-tolerant quantum computation. As such …

We implement a quantum error correction algorithm for bit-flip errors on the topological toric
code using deep reinforcement learning. An action-value Q-function encodes the discounted …

Quantum low-density parity-check codes are a promising candidate for fault-tolerant
quantum computing with considerably reduced overhead compared to the surface code …

The surface code is a many-body quantum system, and simulating it in generic conditions is
computationally hard. While the surface code is believed to have a high threshold, the …

In classical computing, error-correcting codes are well established and are ubiquitous both
in theory and practical applications. For quantum computing, error-correction is essential as …