| An RBM with real-valued visible units |
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| • | Using Gaussian |
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| visible units we
can |
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| get much sharper |
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| predictions and |
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| alternating Gibbs |
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| sampling is still
easy, |
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| though learning
is |
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| slower. |
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| parabolic |
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| containment |
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| function |
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| energy-gradient |
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| produced
by the total |
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| input
to a visible unit |
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