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Modules#

Circuits:#

Collection of circuits being used in the data science methods.

Source code in qLearning/pipelines/data_generation/circuits.py
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class circuit_collection:
    """
    Collection of circuits being used in the data science methods.
    """

    @staticmethod
    def circuit_100(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"rz_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.h(w)
            qc.rz(parameters[w][0], w)
            qc.h(w)

    @staticmethod
    def circuit_101(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"ry_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"rz_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.h(w)
            qc.ry(parameters[w][0], w)
            qc.rz(parameters[w][1], w)
            qc.h(w)

    @staticmethod
    def circuit_102(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits
        assert (
            n_qubits == 2
        ), "For this circuit, the number of qubits must be 2."

        parameters = [
            [
                q.circuit.Parameter(f"ry_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"crx_{w}_{parameters_postfix}"),
            ]
            for w in range(1)
        ]

        qc.h(0)
        qc.ry(parameters[0][0], 1)
        qc.crx(parameters[0][1], 0, 1)

    @staticmethod
    def circuit_103(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"rx_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"rz_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.rx(parameters[w][0], w)
            qc.rz(parameters[w][1], w)

    @staticmethod
    def circuit_104(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"rx_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"ry_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.rx(np.sin(parameters[w][0]) * np.cos(parameters[w][1]), w)
            qc.ry(np.cos(parameters[w][1]) * np.sin(parameters[w][0]), w)

    @staticmethod
    def circuit_105(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"rx_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"ry_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.rx(parameters[w][0], w)
            qc.ry(parameters[w][1], w)

    @staticmethod
    def circuit_106(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [q.circuit.Parameter(f"rx_{w}_{parameters_postfix}")]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.rx(parameters[w][0], w)

    @staticmethod
    def circuit_107(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"rx_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"ry_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.rx(parameters[w][0], w)
            qc.rx(parameters[w][1], w)
            qc.ry(parameters[w][0], w)
            qc.ry(parameters[w][1], w)

    @staticmethod
    def circuit_1(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        parameters = [
            [
                q.circuit.Parameter(f"rx_{w}_{parameters_postfix}"),
                q.circuit.Parameter(f"rz_{w}_{parameters_postfix}"),
            ]
            for w in range(n_qubits)
        ]

        for w in range(n_qubits):
            qc.rx(parameters[w][0], w)
            qc.rz(parameters[w][1], w)

    @staticmethod
    def circuit_2(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        circuit_collection.circuit_1(qc, parameters_postfix)

        for w in range(n_qubits - 1):
            qc.cx(w + 1, w)

    @staticmethod
    def circuit_3(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        circuit_collection.circuit_1(qc, parameters_postfix)

        parameters = [
            [q.circuit.Parameter(f"crz_{w+1}_{w}_{parameters_postfix}")]
            for w in range(n_qubits - 1)
        ]

        for w in range(n_qubits - 1):
            qc.crz(parameters[w][0], w + 1, w)

    @staticmethod
    def circuit_4(qc: q.QuantumCircuit, parameters_postfix: str = ""):
        n_qubits = qc.num_qubits

        circuit_collection.circuit_1(qc, parameters_postfix)

        parameters = [
            [q.circuit.Parameter(f"crx_{w+1}_{w}_{parameters_postfix}")]
            for w in range(n_qubits - 1)
        ]

        for w in range(n_qubits - 1):
            qc.crx(parameters[w][0], w + 1, w)

Learning Problems:#

Set of problems to be tackled in data science.

Source code in qLearning/pipelines/data_generation/learning_problems.py
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class problems:
    """
    Set of problems to be tackled in data science.
    """

    @staticmethod
    def regression(
        dimensionality: int, range_min: float, range_max: float
    ) -> float:
        data_point = np.random.uniform(
            low=range_min, high=range_max, size=dimensionality
        )

        return data_point