ZID correctly identifies high-guidance diversity collapse in DiT-XL/2 and SiT-XL/2 models as under-dispersion

On DiT-XL/2 and SiT-XL/2 guidance sweeps, ZID detects departure from real data, and its signed readout labels the high-guidance diversity collapse as under-dispersion

http://arxiv.org/abs/2608.24881v1