Posterior collapse in β-VAEs is derived as automatic spectral pruning via Landau stability analysis, with collapse thresholds matching normalized PCA spectra in the linear Gaussian case and tested on WorldClim data.
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Posterior Collapse as Automatic Spectral Pruning
Posterior collapse in β-VAEs is derived as automatic spectral pruning via Landau stability analysis, with collapse thresholds matching normalized PCA spectra in the linear Gaussian case and tested on WorldClim data.