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VectorUtils

ai00_mem::utils

Struct VectorUtils

pub struct VectorUtils;

Expand description

向量工具

Implementations§

impl VectorUtils

pub fn cosine_similarity(a: &[f32], b: &[f32]) -> Result<f32>

计算余弦相似度

pub fn euclidean_distance(a: &[f32], b: &[f32]) -> Result<f32>

计算欧几里得距离

pub fn manhattan_distance(a: &[f32], b: &[f32]) -> Result<f32>

计算曼哈顿距离

pub fn normalize(vector: &mut [f32]) -> Result<()>

向量归一化

pub fn weighted_average( vectors: &[Vec<f32>], weights: &[f32], ) -> Result<Vec<f32>>

向量加权平均

pub fn centroid(vectors: &[Vec<f32>]) -> Result<Vec<f32>>

计算向量中心点

pub fn quantize(vector: &[f32], levels: u8) -> Vec<u8> ⓘ

向量量化（减少精度以节省空间）

pub fn dequantize( quantized: &[u8], min_val: f32, max_val: f32, levels: u8, ) -> Vec<f32>

反量化

Auto Trait Implementations§

impl Freeze for VectorUtils

impl RefUnwindSafe for VectorUtils

impl Send for VectorUtils

impl Sync for VectorUtils

impl Unpin for VectorUtils

impl UnsafeUnpin for VectorUtils

impl UnwindSafe for VectorUtils

Blanket Implementations§

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