The idea of using non-constant sampling intervals has been of interest in quality control applications since it was first suggested for the "skip-lot sampling plan" of Dodge. Recent interest has focused on the use of variable sampling interval (VSI) control schemes. VSI control schemes use a short sampling interval is given
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Title
Exponentially weighted moving average control schemes with variable sampling intervals
Publication Details
Communications in statistics - Simulation and computation, Vol.21(3), pp.627-657