Struct MetaOptimizer

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pub struct MetaOptimizer<F: Float + Debug + ScalarOperand> { /* private fields */ }

Expand description

Meta-Optimizer using LSTM to generate parameter updates

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impl<F: Float + Debug + Clone + FromPrimitive + ScalarOperand> MetaOptimizer<F>

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pub fn new(input_dim: usize, hidden_size: usize) -> Self

Create new meta-optimizer

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pub fn generate_update( &mut self, gradient: F, loss_history: &[F], step_count: usize, ) -> Result<F>

Generate parameter update using meta-optimizer

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pub fn reset(&mut self)

Reset optimizer state

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pub fn meta_train( &mut self, optimization_problems: &[OptimizationProblem<F>], ) -> Result<F>

Train meta-optimizer on optimization tasks

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pub fn hidden_state(&self) -> &Array1<F>

Get current hidden state

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pub fn cell_state(&self) -> &Array1<F>

Get current cell state

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pub fn set_hidden_state(&mut self, state: Array1<F>) -> Result<()>

Set hidden state

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pub fn set_cell_state(&mut self, state: Array1<F>) -> Result<()>

Set cell state

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pub fn dimensions(&self) -> (usize, usize)

Get optimizer dimensions

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pub fn optimize_parameters( &mut self, initial_params: &Array1<F>, target: &Array1<F>, max_steps: usize, ) -> Result<(Array1<F>, Vec<F>)>

Apply meta-optimizer to optimize parameters

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pub fn generate_vectorized_update( &mut self, gradients: &Array1<F>, loss_history: &[F], step_count: usize, ) -> Result<Array1<F>>

Generate vectorized updates for multiple parameters

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impl<F: Debug + Float + Debug + ScalarOperand> Debug for MetaOptimizer<F>

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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<F> UnwindSafe for MetaOptimizer<F>
where F: RefUnwindSafe,

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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> 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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