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> So you can interpret your MCMC target as an "energy landscape". Highpoints in the landscape correspond to low probabilities in the target distribution, and va
by sndean 10y ago
> So you can interpret your MCMC target as an "energy landscape". Highpoints in the landscape correspond to low probabilities in the target distribution, and valleys to high-probability regions.
Thinking of things in terms of energy landscapes was the only I could understand this stuff during grad school. Plus they had some of the coolest visualizations (e.g., Fig 2 from [1]) that kept me interested.
[1] http://www.pnas.org/content/101/41/14766.full.pdf http://www.pnas.org/content/101/41/14766.full.pdf