Enhanced cumulative sum charts for monitoring process dispersion
The cumulative sum (CUSUM) control chart is widely used in industry for the detection of small and moderate shifts in process location and dispersion. For efficient monitoring of process variability, we present several CUSUM control charts for monitoring changes in standard deviation of a normal pro...
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| Main Authors: | , , |
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| Format: | Article |
| Published: |
Public Library of Science
2015
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| Subjects: | |
| Online Access: | http://eprints.utm.my/55008/ http://eprints.utm.my/55008/ http://eprints.utm.my/55008/ |
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