7 How to calculate the fidelity of a certain gate of a IBMQ device in Qiskit using randomized benchmarking/tomography? 2019-06-04T17:50:28.553

6 If we could only get two-qubit tomography as an output, what algorithms are possible 2020-05-21T11:40:25.303

6 Why does full state reconstruction require at least $N+1$ MUBs? 2020-08-14T09:58:17.177

5 Quantum algorithm for linear system of equations (HHL) - Final Step: How can I find my vector of solution $|x\rangle$? 2019-03-05T10:41:53.807

5 Unknown quantum circuit symbol 2020-12-15T04:31:12.000

5 What is quantum tomography useful for? 2021-02-12T09:51:29.497

4 Numerical quantum state tomography simulator 2018-12-20T14:35:42.220

4 Give an explicit example of a $d = 4$ SIC-POVM 2019-11-24T03:17:53.223

4 Quantum tomography on two qubits 2019-12-01T15:08:33.423

4 Problem with quantum tomography on two qubits 2019-12-13T14:40:36.353

4 What is the relationship between Choi and Chi matrix in Qiskit? 2020-05-02T15:01:23.973

4 How to measure the sign of quantum amplitudes 2020-07-06T16:40:07.183

4 Is there a circuit to compare two quantum states? 2020-09-21T07:12:22.490

4 In shadow tomography, how is the state reconstructed from its shadows? 2020-11-30T20:01:07.070

3 Total mutual information of a quantum system 2018-11-19T11:52:13.937

3 Implementation of tomography on IBM Q 2020-01-29T07:32:17.610

3 How to perform Quantum Process Tomography for three qubit gates? 2020-04-20T16:27:50.297

3 Calculating bipartite state from joint probability distribution 2020-07-31T05:49:52.627

3 How can one estimate the von Neumann entropy of an unknown quantum state? 2020-09-01T15:56:36.683

2 How is postselection used in quantum tomography? 2018-12-28T05:11:44.200

2 IBMQJob.result() returns KeyError: 'qObjectResult' 2020-04-16T12:28:27.393

2 Transferring GHZ state onto some qubits 2020-06-24T11:08:41.227

2 How to do state tomography when using sampling in Qiskit? 2020-08-01T03:40:36.073

1 How to distinguish two states with same density matrix using a quantum state tomography? 2019-11-10T22:27:23.517

1 Is it possible to get the $\alpha$ and $\beta$ (amplitudes) of a qubit in Qiskit? 2020-01-11T15:21:25.900

1 Tomography library in Qiskit? 2020-05-01T06:19:46.570

1 Adding Quantum State Tomography Step in Cirq HHL Algorithm Implementation 2020-06-22T16:32:08.913

1 How to measure a general two-qubits gate? Does it help to Bob and Alice? 2020-11-14T14:03:36.087

0 How to obtain the density matrix using tomography in the real device? 2020-06-01T17:33:47.773