PrivacyBudget

chie_crypto::differential_privacy

Struct PrivacyBudget 

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pub struct PrivacyBudget { /* private fields */ }
Expand description

Privacy budget tracker for composition of multiple queries

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impl PrivacyBudget

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pub fn new(total_epsilon: f64, total_delta: f64) -> DPResult<Self>

Create a new privacy budget

§Arguments
  • total_epsilon - Total epsilon budget
  • total_delta - Total delta budget (use 0.0 for pure DP)
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pub fn can_execute(&self, epsilon: f64, delta: f64) -> bool

Check if a query can be executed with the given privacy cost

§Arguments
  • epsilon - Epsilon cost of the query
  • delta - Delta cost of the query
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pub fn consume(&mut self, epsilon: f64, delta: f64) -> DPResult<()>

Consume privacy budget for a query

§Arguments
  • epsilon - Epsilon cost of the query
  • delta - Delta cost of the query
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pub fn remaining_epsilon(&self) -> f64

Get remaining epsilon budget

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pub fn remaining_delta(&self) -> f64

Get remaining delta budget

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pub fn reset(&mut self)

Reset the budget

Trait Implementations§

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impl Clone for PrivacyBudget

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fn clone(&self) -> PrivacyBudget

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 PrivacyBudget

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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 PrivacyBudget

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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 PrivacyBudget

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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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🔬This is a nightly-only experimental API. (clone_to_uninit)
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