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DOC: Update computation.rst #4321

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DOC: Update computation.rst #4321

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vt100
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@vt100 vt100 commented Jul 22, 2013

A wider span means a smaller alpha, which means each x_t has less impact on the ewma.

A wider span means a smaller alpha, which means each x_t has less impact on the ewma.
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unutbu commented Jul 30, 2013

The proposed change to the documentation

y_t = (1 - \alpha) y_{t-1} + \alpha x_t

would break this test: http://stackoverflow.com/a/17954898/190597

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jreback commented Jul 30, 2013

@unutbu are the docs wrong or the computation?

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unutbu commented Jul 30, 2013

I believe the documention is correct as it stands.

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jreback commented Jul 30, 2013

@vt100 this change would make the code and docs inconsistent

can u confirm?

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vt100 commented Sep 1, 2013

Closing request. Issue solved by Pull Request #4499

@vt100 vt100 deleted the patch-2 branch September 1, 2013 11:51
@vt100 vt100 restored the patch-2 branch September 1, 2013 11:51
@vt100 vt100 deleted the patch-2 branch September 1, 2013 15:32
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