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2 answers
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What are the best-known lower bounds on the number of measurements required for quantum state tomography?

0 votes
1 answer
4 views

Circuit for pre-factors +-i, -1

0 votes
2 answers
21 views

What is the actual Hilbert space of a $N$-qubit system?

0 votes
0 answers
9 views

How to get statevector of qubits after running quantum circuits on IBMQ real hardware to calculate the fidelity of all qubits individually?

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0 answers
8 views

Gradient descent for a quantum-classical hybrid neural network

3 votes
1 answer
41 views

The Clifford Group: A maximal finite subgroup and then some?

3 votes
3 answers
96 views

What are quantum computers actually doing today?

-2 votes
1 answer
30 views

How to train a custom parameterized circuit with multiple parameters and intermediate measurements?

1 vote
1 answer
30 views

When factoring N=21 on IBMQ Devices with Shor's algorithm, does the quantum subroutine require modular exponentiation?

2 votes
2 answers
42 views

Penalty formulation regarding inequalitties

4 votes
1 answer
311 views

Simulation of a helium molecule using Qskit

2 votes
3 answers
208 views

Pauli I in eoh procedure doesn't become a global phase gate in qiskit evolution_instruction method. Possible consequences

1 vote
1 answer
49 views

How well different featuremap encode the data?

1 vote
1 answer
48 views

Why Quantum Computing can help in Portfolio Optimization?

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