diffusion: (Sohl-Dickstein
et al., 2015; Song & Ermon, 2020b; Ho et al., 2020), Nichol et al., 2021), by SohlDickstein et al. (2015) and popularized more recently (Song
& Ermon, 2020b;a; Ho et al., 2020).
Gaussian diffusion setup of Ho et al. (2020),
Point cloud autoencoder
VAE (Kingma & Welling, 2013)
: GANs (Goodfellow et al., 2014) or GMMs)
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Zhou et al. (2021a) introduce PVD,
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