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ExpectedRetrievalCost

problemreductions::models::misc

Struct ExpectedRetrievalCost 

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pub struct ExpectedRetrievalCost { /* private fields */ }

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impl ExpectedRetrievalCost

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pub fn new(probabilities: Vec<f64>, num_sectors: usize) -> Self

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pub fn probabilities(&self) -> &[f64]

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pub fn num_records(&self) -> usize

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pub fn num_sectors(&self) -> usize

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pub fn sector_masses(&self, config: &[usize]) -> Option<Vec<f64>>

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pub fn expected_cost(&self, config: &[usize]) -> Option<f64>

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pub fn is_valid_solution(&self, config: &[usize]) -> bool

Trait Implementations§

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impl Clone for ExpectedRetrievalCost

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fn clone(&self) -> ExpectedRetrievalCost

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 ExpectedRetrievalCost

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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 ExpectedRetrievalCost

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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 Problem for ExpectedRetrievalCost

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const NAME: &'static str = "ExpectedRetrievalCost"

Base name of this problem type (e.g., “MaximumIndependentSet”).
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type Value = Min<f64>

The evaluation value type.
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fn variant() -> Vec<(&'static str, &'static str)>

Returns variant attributes derived from type parameters. Read more
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fn dims(&self) -> Vec<usize>

Configuration space dimensions. Each entry is the cardinality of that variable.
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fn evaluate(&self, config: &[usize]) -> Min<f64>

Evaluate the problem on a configuration.
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fn num_variables(&self) -> usize

Number of variables (derived from dims).
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fn problem_type() -> ProblemType

Look up this problem’s catalog entry. Read more
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impl ReduceTo<ILP> for ExpectedRetrievalCost

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type Result = ReductionERCToILP

The reduction result type.
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fn reduce_to(&self) -> Self::Result

Reduce this problem to the target problem type.
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impl Serialize for ExpectedRetrievalCost

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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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impl DeclaredVariant for ExpectedRetrievalCost

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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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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impl<T> Conv for T

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fn conv<T>(self) -> T
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Converts self into T using Into<T>. Read more
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impl<T> DynProblem for T
where T: Problem + Serialize + 'static, <T as Problem>::Value: Display + Serialize,

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fn evaluate_dyn(&self, config: &[usize]) -> String

Evaluate a configuration and return the CLI-facing metric string.
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fn evaluate_json(&self, config: &[usize]) -> Value

Evaluate a configuration and return the result as a serializable JSON value.
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fn serialize_json(&self) -> Value

Serialize the problem to a JSON value.
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fn as_any(&self) -> &(dyn Any + 'static)

Downcast to &dyn Any for type recovery.
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fn dims_dyn(&self) -> Vec<usize>

Return the configuration space dimensions.
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fn problem_name(&self) -> &'static str

Return the problem name (Problem::NAME).
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fn variant_map(&self) -> BTreeMap<String, String>

Return the variant key-value map.
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fn num_variables_dyn(&self) -> usize

Return the number of variables.
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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where Self: Octal,

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where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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fn from(t: T) -> T

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