VQAResult

quantrs2_sim::advanced_variational_algorithms

Struct VQAResult 

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pub struct VQAResult {
    pub optimal_parameters: Vec<f64>,
    pub optimal_cost: f64,
    pub cost_history: Vec<f64>,
    pub parameter_history: Vec<Vec<f64>>,
    pub gradient_norms: Vec<f64>,
    pub iterations: usize,
    pub optimization_time: Duration,
    pub converged: bool,
    pub final_state: Option<Array1<Complex64>>,
    pub expectation_values: HashMap<String, f64>,
}
Expand description

VQA optimization result

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§optimal_parameters: Vec<f64>

Optimal parameters found

§optimal_cost: f64

Final cost function value

§cost_history: Vec<f64>

Optimization history

§parameter_history: Vec<Vec<f64>>

Parameter history

§gradient_norms: Vec<f64>

Gradient norms history

§iterations: usize

Number of iterations performed

§optimization_time: Duration

Total optimization time

§converged: bool

Convergence information

§final_state: Option<Array1<Complex64>>

Final quantum state

§expectation_values: HashMap<String, f64>

Expectation values of observables

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impl Clone for VQAResult

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fn clone(&self) -> VQAResult

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for VQAResult

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for VQAResult

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for VQAResult

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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Immutably borrows from an owned value. Read more
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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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Calls U::from(self).

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Drops the object pointed to by the given pointer. Read more
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type Output = T

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