| The re-fitting step |
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| • | Weight each
datapoint by |
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| the
responsibility that the |
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| cluster has for
it. |
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| • | Move the mean of
the |
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| cluster to the
center of |
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| gravity of the |
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| responsibility
-weighted |
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| data. |
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| • | Notice that this
is not a |
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| gradient step:
There is no |
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| learning rate! |
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| Index over |
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| Gaussians |
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| Index over |
| datapoints |