Struct RewardStdpSynapse

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pub struct RewardStdpSynapse {
    pub weight: f64,
    pub w_min: f64,
    pub w_max: f64,
    pub eligibility: f64,
    pub trace_decay: f64,
    pub anti_hebbian_scale: f64,
    pub learning_rate: f64,
}

Expand description

Reward-modulated STDP synapse.

Eligibility trace accumulates Hebbian coincidences; weight update fires only when a global reward signal arrives. Izhikevich, Cerebral Cortex 17(10), 2007.

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§weight: f64§w_min: f64§w_max: f64§eligibility: f64§trace_decay: f64§anti_hebbian_scale: f64§learning_rate: f64

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impl RewardStdpSynapse

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pub fn new(w: f64, w_min: f64, w_max: f64) -> Self

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pub fn step(&mut self, pre: bool, post: bool)

Accumulate eligibility trace from pre/post spike coincidence.

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pub fn apply_reward(&mut self, reward: f64)

Apply reward signal: weight += lr * reward * eligibility.

Trait Implementations§

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impl Clone for RewardStdpSynapse

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fn clone(&self) -> RewardStdpSynapse

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 RewardStdpSynapse

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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 RewardStdpSynapse

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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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