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replace ADF test with Ljung-Box test for no autocorrelation#67

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mabrek wants to merge 2 commits intoetsy:masterfrom
mabrek:ljung-box
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replace ADF test with Ljung-Box test for no autocorrelation#67
mabrek wants to merge 2 commits intoetsy:masterfrom
mabrek:ljung-box

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@mabrek mabrek commented Oct 22, 2013

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mabrek commented Oct 22, 2013

using adfuller test to rule out non-stationary timeseries was a wrong idea (it's a unit root test, not a stationarity test). Non-stationary series have high autocorrelation so Ljung-Box test will catch them.

Comment thread src/analyzer/algorithms.py Outdated
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Looks like this line broke the build. We're PEP8 compliant now - can you please take care of that extra space after 'if'?

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