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EdgeData

god_graph::tensor::unified_graph

Struct EdgeData 

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pub struct EdgeData {
    pub weight: DenseTensor,
    pub structure_logits: f64,
    pub existence_prob: f64,
    pub exists: bool,
    pub structure_gradient: Option<f64>,
    pub weight_gradient: Option<DenseTensor>,
}
Expand description

边数据：统一存储权重和结构参数

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§weight: DenseTensor

权重张量

§structure_logits: f64

结构 logits（决定边是否存在）

§existence_prob: f64

边存在概率（由 logits 计算）

§exists: bool

离散化后的存在性

§structure_gradient: Option<f64>

结构梯度

§weight_gradient: Option<DenseTensor>

权重梯度

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impl EdgeData

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pub fn new(weight: DenseTensor, init_prob: f64) -> Self

创建新的边数据

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pub fn logits_to_prob(logits: f64, temperature: f64) -> f64

logits 转概率（带温度）

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pub fn update_logits(&mut self, gradient: f64, learning_rate: f64)

更新结构 logits

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pub fn update_weight(&mut self, gradient: &DenseTensor, learning_rate: f64)

更新权重

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pub fn discretize(&mut self, temperature: f64, threshold: f64)

离散化（使用 STE）

Trait Implementations§

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impl Clone for EdgeData

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fn clone(&self) -> EdgeData

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 EdgeData

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

Formats the value using the given formatter. Read more

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