Struct TreeData

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pub struct TreeData {
    pub feature_indices: Vec<u16>,
    pub thresholds: Vec<f32>,
    pub left_children: Vec<i32>,
    pub right_children: Vec<i32>,
    pub leaf_values: Vec<f32>,
}

Expand description

Decision tree structure data

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§feature_indices: Vec<u16>

Feature indices for each node

§thresholds: Vec<f32>

Thresholds for each node

§left_children: Vec<i32>

Left child indices (-1 for leaf)

§right_children: Vec<i32>

Right child indices (-1 for leaf)

§leaf_values: Vec<f32>

Leaf values (predictions)

Implementations§

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impl TreeData

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pub fn new() -> Self

Create empty tree

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pub fn n_nodes(&self) -> usize

Number of nodes

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pub fn size_bytes(&self) -> usize

Size in bytes

Trait Implementations§

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impl Clone for TreeData

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fn clone(&self) -> TreeData

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 TreeData

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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 Default for TreeData

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl UnwindSafe for TreeData

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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