prosodic-features
ZPE-Prosody: deterministic prosody-feature primitive (F0 / energy / duration / voiced-mask). Encoder PASS at 13.0× / 0.64% RMSE on LibriSpeech; retrieval gate (PRO-C006) FAIL at p@5 0.31 vs 0.80; transfer (PRO-C005) paused-external.