Deterministic 2D directional FFT / Gabor filterbank fundamental spatial frequencies (f_warp, f_weft) + inter-yarn angle θ_skew = |90° - Δα| engine (.jpg, .heic, .png, .pdf) built for Toray Carbon, Sefar Mesh, Hexcel, Supima — zero-upload ephemeral Wasm RAM execution.
Running ephemeral Wasm verification…