Struct burn::optim::Sgd

pub struct Sgd<B>where
    B: Backend,
{ /* private fields */ }

Expand description

Optimizer that implements stochastic gradient descent with momentum.

The optimizer can be configured with SgdConfig.

Trait Implementations§

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impl Clone for Sgd
where B: Clone + Backend,

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fn clone(&self) -> Sgd

Returns a copy 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 SimpleOptimizer for Sgd
where B: Backend,

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type State<const D: usize> = SgdState<B, D>

The state of the optimizer. It also implements record, so that it can be saved.

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fn step<const D: usize>( &self, lr: f64, tensor: Tensor<B, D>, grad: Tensor<B, D>, state: Option<<Sgd as SimpleOptimizer>::State<D>>, ) -> (Tensor<B, D>, Option<<Sgd as SimpleOptimizer>::State<D>>)

The optimizer step is performed for one tensor at a time with its gradient and state. Read more

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fn to_device<const D: usize>( state: <Sgd as SimpleOptimizer>::State<D>, device: &::Device, ) -> <Sgd as SimpleOptimizer>::State<D>

Change the device of the state. Read more

Auto Trait Implementations§

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impl UnwindSafe for Sgd
where ::FloatElem: UnwindSafe,

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impl<T> Adaptor<()> for T

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fn adapt(&self)

Adapt the type to be passed to a metric.

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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, dst: *mut T)

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

Performs copy-assignment from self to dst. Read more

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impl<T> Downcast<T> for T

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fn downcast(&self) -> &T

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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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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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