Function zoea::sparsevec::cosine_similarity [−][src]
pub fn cosine_similarity(u: HashMap<u32, f32>, v: HashMap<u32, f32>) -> f32
Expand description
cosine_similarity
This method takes two sparse vectors represented as <u32, f32> HashMaps It returns their similary as defined by (dot_product)/(norm_a * norm_b)