CuSums work well for this. Basically one plots
S(X-goal). Check the literature.
Marcelo Menezes Reis wrote:
>
> Greetings
>
> Does anybody know an algorithm, or a "statistical rule", to identify
> sudden shifts of level in Control Charts (used in Statistical Process
> control)? The idea is to implement such algorithm in a "pattern
> recognizer" which will identify outliers, stratification, mixtures, etc.
>
> Happy Millenium to all.
>
> Marcelo Menezes Reis
> Computer Science and Statistics Department
> Universidade Federal de Santa Catarina
> Florian�polis,SC,BRAZIL
>
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--
Bob Wheeler --- (Reply to: [EMAIL PROTECTED])
ECHIP, Inc.
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