Results 21 to 30 of about 2,211,008 (287)

Nonparametric Cusum Charts for Circular Data with Applications in Health Science and Astrophysics

open access: yesRevstat Statistical Journal, 2020
This paper develops non-parametric rotation invariant CUSUMs suited to the detection of changes in the mean direction as well as changes in the concentration parameter of circular data.
F. Lombard   +2 more
doaj   +1 more source

Monitoring Betaine Using Interval Time Between Events Control Chart

open access: yesFrontiers in Nutrition, 2022
A generalization of moving average (MA) control chart for the exponential distribution under classical statistics is presented in this article. The designing of the MA control chart for the exponential distribution under neutrosophic statistics is also ...
Muhammad Saleem   +2 more
doaj   +1 more source

Explicit analytical solutions for the average run length of modified EWMA control chart for ARX(p,r) processes [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2021
Statistical process control (SPC) plays a necessary role in manufacturing industry processes. An essential tool for SPC used for monitoring, measuring, controlling, and improving quality in various fields is the control chart.
Korakoch Silpakob   +3 more
doaj   +1 more source

On Computing Average Common Substring Over Run Length Encoded Sequences [PDF]

open access: yesFundamenta Informaticae, 2018
The Average Common Substring (ACS) is a popular alignment-free distance measure for phylogeny reconstruction. The ACS of a sequence X[1, x] w.r.t. another sequence Y[1, y] is ACS(X, Y) =  1 x ∑ i=1 x max j lcp(X[i, x], Y[j, y]) The lcp(·, ·) of two input sequences is the length of their longest common prefix.
Hooshmand, Sahar   +3 more
openaire   +3 more sources

A New Attribute Control Chart Using Multiple Dependent State Repetitive Sampling

open access: yesIEEE Access, 2017
In this paper, a new attribute control chart using multiple-dependent state repetitive sampling is designed. The operational procedure and structure of the proposed control chart is given.
Mansour Sattam Aldosari   +2 more
doaj   +1 more source

On the average running time of odd-even merge sort [PDF]

open access: yes, 1995
This paper is concerned with the average running time of Batcher's odd-even merge sort when implemented on a collection of processors. We consider the case where $n$, the size of the input, is an arbitrary multiple of the number $p$ of processors used ...
Rüb, C.
core   +1 more source

The Expected Average Run Length of the EWMA Median Chart with Estimated Process Parameters

open access: yesAustrian Journal of Statistics, 2020
The performance of a control chart is commonly investigated based on the assumption of known process parameters. Nevertheless, in most manufacturing and service applications, the process parameters are usually unknown to practitioners.
Huay Woon You   +3 more
doaj   +1 more source

A Comparison of Shewhart-Type Time-Between-Events Control Charts Based on the Renewal Process

open access: yesIEEE Access, 2020
To study the high quality processes, time-between-events (TBE) control charts have several advantages over the ordinary control charts. However, the existing TBE charts are based on the exponential distribution, which limit the application of these ...
Sajid Ali   +3 more
doaj   +1 more source

A Variable Control Chart under the Truncated Life Test for a Weibull Distribution

open access: yesTechnologies, 2018
In this manuscript, a variable control chart under the time truncated life test for the Weibull distribution is presented. The procedure of the proposed control chart is given and its run length properties are derived for the shifted process. The control
Nasrullah Khan   +3 more
doaj   +1 more source

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