advanced_algorithms::optimization::gradient_descent

Enum LearningRate

pub enum LearningRate {
    Constant(f64),
    Decreasing {
        initial: f64,
        decay: f64,
    },
    Exponential {
        initial: f64,
        decay: f64,
    },
    Adaptive {
        initial: f64,
        epsilon: f64,
    },
}

Expand description

Learning rate strategy

Variants§

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Constant(f64)

Constant learning rate

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Decreasing

Decreasing: initial_rate / (1 + decay * iteration)

Fields

§initial: f64

§decay: f64

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Exponential

Exponential decay: initial_rate * (decay ^ iteration)

Fields

§initial: f64

§decay: f64

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Adaptive

Adaptive (AdaGrad-like): adapts per parameter

Fields

§initial: f64

§epsilon: f64

Trait Implementations§

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impl Clone for LearningRate

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fn clone(&self) -> LearningRate

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 LearningRate

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for LearningRate

Blanket Implementations§

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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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impl<T> BorrowMut<T> for T
where T: ?Sized,

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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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