Tags
A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
The randomized benchmarking method yields estimates of the computationally relevant errors without relying on accurate state preparation and measurement. Since it involves long sequences of randomly c…
28 questions
For questions related to microscopic systems made of a large number of interacting particles as relevant to quantum computing, or simulation of such systems using a quantum computer.
28 questions
The ZX-calculus is a high-level and intuitive graphical language for pure qubit quantum mechanics (QM), based on category theory. (arXiv: 1602.04744)
28 questions
The study of making high-resolution and highly sensitive measurements of physical parameters using quantum theory to describe the physical systems, particularly exploiting quantum entanglement and qua…
27 questions
For questions about partial transpose, i.e. the transpose limited to a subsystem of a composite system.
27 questions
The toric code is a topological quantum error correcting code, and an example of a stabilizer code defined on a two-dimensional spin-lattice. It is the simplest and most well studied of the quantum do…
27 questions
For questions regarding the initial state of a system for quantum computation and their preparation.
26 questions
For questions about geometrical features of the set of quantum states.
26 questions
For questions about measurement-based quantum computation.
26 questions
For questions related to OpenFermion python library for studying quantum algorithms related to fermionic systems such as those arising in quantum chemistry.
24 questions
Understanding the geometric (tensor composition, vectors, holistic character) or algebraic (observables, commutative subspaces) properties of Hilbert spaces described in Quantum Information and Quantu…
24 questions
Questions regarding quantum algorithms that factorize numbers, finding smaller integer factors or prime factors such as in Shor algorithm.
24 questions
For questions about the performance of quantum computers and quantum computer emulators.
24 questions
The idea that a quantum computer can simultaneously explore many possible solutions to a problem since quantum memory register can exist in a superposition of states, each component of this superposit…
23 questions
For questions about the quantum mutual information, a measure of correlations between subsystems of a quantum state. Can also be used for questions about classical mutual information, as long as the g…
23 questions
For questions about the Ising model, which describes ferromagnetism in terms of interactions between nearest-neighbors in a lattice. Quantum computing may have some advantages in characterizing solut…
23 questions
23 questions
For questions related to understanding how to use, implement and study Azure Quantum cloud platform for quantum computation and quantum hardware.
22 questions
For questions that are about representing a physical quantity as a quantum state. For instance, questions about amplitude encoding, state encoding or fermion to qubit encoding should use this tag.
22 questions
For questions about the theory and practical construction of dedicated quantum memory which is analogous to the memory in a normal computer, but consists of 'quantum state' (e.g. (partially) from qubi…
22 questions
Trapped ion quantum computing is one proposed approach to a large-scale quantum computing. Ions, or charged atomic particles, can be confined and suspended in free space using electromagnetic fields. …
22 questions
21 questions
For questions about the nonclassical properties of quantum systems, that is, properties of quantum systems that are incompatible with classical physics. Nonclassicality is a more general notion than t…
21 questions
Questions directed to the Gottemsman-Knill theorem, which states that quantum circuits consisting of elements from the Clifford group are classically efficient to simulate.
20 questions
TensorFlow Quantum (TFQ) is a quantum machine learning library for rapid prototyping of hybrid quantum-classical ML models. It integrates quantum computing algorithms and logic designed in Cirq and pr…
20 questions
20 questions
For questions about the max entropy (also called Hartley entropy) or max-relative entropy functions.
19 questions
For questions about the quantum analogue of the universal Turing machine; i.e., for questions about the theoretical construct that is the universal quantum computer. This tag is not for questions abou…
19 questions
For questions about how a quantum state (wavefunction, density matrix, Wigner distribution, etc.) changes with respect to time. Also for questions about how to calculate quantum dynamics.
19 questions
For questions about quantum networks. Quantum networks allow for the transmission of quantum information (qubits), between physically separated quantum processors. (Wikipedia)
18 questions
A trapped ion quantum computer is one proposed approach to a large-scale quantum computer. Ions, or charged atomic particles, can be confined and suspended in free space using electromagnetic fields. …
18 questions
For questions about embedding problems onto quantum annealing hardware, whether or not by minor-embedding or sub-division-embedding.
18 questions
For questions about quantum t-designs: probability distributions over states or unitaries that replicate specific properties of the Haar distribution.
18 questions
For questions on the process of mapping virtual qubits to physical ones when transpiling a quantum circuit. For questions that are about mapping some quantity to a qubit representation, use the encodi…
18 questions
18 questions
The smallest of the Rényi family of entropies, corresponding to the most conservative way of measuring the unpredictability of a set of outcomes, as the negative logarithm of the probability of the mo…
18 questions