Expand description
Walsh-Hadamard rotation for embedding preprocessing.
Applies a fast, structured rotation: x’ = H(D ⊙ x) where D is random ±1 diagonal and H is a Hadamard-like transform.
Structs§
- Block
Rotator - Block-Hadamard for non-power-of-two dimensions Applies Hadamard to blocks of size 2^k
- Rotator
- Rotator for embedding preprocessing