Results 81 to 90 of about 6,512 (216)

Application of a Multi-Parameter-based Water Quality Index Analysis for Monitoring Fishery Industry Wastewater Treatment using Bamboo Activated Carbon – A Control Chart Approach

BioResources
Bamboo activated carbon (BAC) was prepared and used for wastewater treatment. Its adsorption capability was investigated using control charts. The fishery industry wastewater in Jeli was sampled for 45 days.
Jeng Young Liew, Danial Shamzari bin Hashim, Jia Geng Boon, Huck Ywih Ch’ng, Kooi Huat Ng, Yann Ling Goh, Wei Chen Lum   +6 more
doaj  

Statistical Chart Development of Process Fuzzy of Per Unit Defects for Attribute Characteristic [PDF]

چشم‌انداز مدیریت صنعتی, 2015
Statistical Quality Control is an important approach that getting help from statistical tools to illustrate the process. Shewhart control charts is one of the most important techniques of quality control, which is used to show the variance with reason ...
Somayeh Fadaei, Ali Reza Pooya, Mostafa Kazemi   +2 more
doaj  

Evaluation of the Stability of Performance of the Analytical Test Method Used for Determination of Anticomplementary Activity of Human Immunoglobulin Preparations

Биопрепараты: Профилактика, диагностика, лечение, 2019
The evaluation of anticomplementary activity, being an obligatory component of the quality control ofhuman immunoglobulin preparations, requires the use of a number of reagents of biological origin that are difficult to standardise.
O. G. Kornilova, E. A. Khusnatdinova, E. S. Konovalova, R. A. Volkova   +3 more
doaj   +1 more source

Alternative Shewhart-type charts for grouped observations [PDF]

, 2004
Classical Shewhart control charts based on groups of observations use the average as statistic to decide whether a signal should be produced or not. Here several other statistics are investigated as well.
Albers, W., Kallenberg, W.C.M.
core   +1 more source

Estimation of Consistency of Production of the Pertussis Component of DTP Vaccine in Terms of Immunogenic Activity and Specific Safety Using Shewhart Charts

Биопрепараты: Профилактика, диагностика, лечение, 2018
WHO experts attribute the resurgence of whooping cough to the wide use of acellular pertussis vaccines (aPs) as components of combination products. In this regard, WHO encourages countries that have not yet switched to the use of aPs to continue to use ...
I. A. Alekseeva, O. V. Perelygina, E. D. Kolyshkina   +2 more
doaj   +1 more source

Automation of Data Collection for Measuring The Quality of E-Commerce [PDF]

, 2013
The research aims to help managers in information gathering web log visitors based on traffic data, building automation data for determining the needs of e-Commerce extensibility, and design of information systems in the process of database interaction ...
Andi, Gunawan, Aris Sugiharto, S.Si, M.Kom, Drs. Mustafid, M.Eng, Ph.D   +2 more
core  

Multivariate control charts based on Bayesian state space models

, 2006
This paper develops a new multivariate control charting method for vector autocorrelated and serially correlated processes. The main idea is to propose a Bayesian multivariate local level model, which is a generalization of the Shewhart-Deming model for ...
Ameen, Ameen, Bersimis, Borror, Box, Brown, Chatfield, Cheng, Costa, de Magalhães, del Castillo, Deming, Durbin, Dyer, Goodwin, Gupta, Harris, Jiang, Kalgonda, Kourti, Liu, Lowry, Maravelakis, Mason, Montgomery, Montgomery, Noorossana, Pan, Pan, Salvador, Schmid, Schmid, Shiau, Sullivan, Surtihadi, Tagaras, Tagaras, Tracy, Triantafyllopoulos, Triantafyllopoulos, Triantafyllopoulos, Triantafyllopoulos, VanBrackle, Vargas, Vasilopoulos, Watkins, West, Ye, Yeh, Yeh   +49 more
core   +1 more source

Shewhart control chart

Citation: 'Shewhart control chart' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.08125 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms ...
openaire   +1 more source

Control charts for monitoring the mean of AR(1) data [PDF]

New product development is one of the most powerful but difficult activities in business. It is also a very important factor affecting final product quality. There are many techniques available for new product development.
Wieringa, J.E.
core   +1 more source

A Study Of Exponentially Weighted Moving Average (Ewma) Methodologies [PDF]

, 1993
Tesis ini adalah berkenaan dengan penggunaan carta PBBE, suatu alternatif kepada carta Shewhart dan Carta Hasil Tambah Longgokan (HTL), untuk mengesan perubahan yang berlaku di dalam suatu proses.
Lee, Toh Tong
core