608e7df04b
White noise on output was caused by the Gram matrix loss pushing the latent into incoherent regions. Now gram_weight defaults to 0 (mean spectrum only) and style_weight defaults to 0.1 instead of 1.0. Users can enable Gram gradually once mean-only optimization converges cleanly. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>