Results 31 to 40 of about 2,198 (156)

Efficiency of Full and Fractional Factorial Designs in Quality Management: A Case Study on Identifying Key Adhesion Factors

open access: yesForum Scientiae Oeconomia
The Design of Experiments (DoE) method is a fundamental tool in quality management, providing a structured approach to process optimisation, reducing variability, and identifying key factors that influence outcomes. By systematically planning, executing,
Aleksy Kwilinski, Maciej Kardas
doaj   +1 more source

Factorial Designs Help to Understand How Psychological Therapy Works

open access: yesFrontiers in Psychiatry, 2020
A large amount of research time and resources are spent trying to develop or improve psychological therapies. However, treatment development is challenging and time-consuming, and the typical research process followed—a series of standard randomized ...
Edward R. Watkins, Alexandra Newbold
doaj   +1 more source

FRACTION: A computer program for fractional factorial design [PDF]

open access: yesBehavior Research Methods, Instruments, & Computers, 1988
Factorial designs are used efficiently and effectively to carry out experiments involving multiple independent variables needed to explain complex human behavior. These designs are not feasible, however, when a study requires a large and, in some cases, prohibitive number of measurements on the same subjects (within-subjects designs) or on groups of ...
Jamal Abedi, Richard Shavelson
openaire   +1 more source

Implementing multifactorial psychotherapy research in online virtual environments (IMPROVE-2): study protocol for a phase III trial of the MOST randomized component selection method for internet cognitive-behavioural therapy for depression

open access: yesBMC Psychiatry, 2016
Background Depression is a global health challenge. Although there are effective psychological and pharmaceutical interventions, our best treatments achieve remission rates less than 1/3 and limited sustained recovery.
Edward Watkins   +7 more
doaj   +1 more source

Application of statistical design of experiments for the optimization of floor tile glaze formulation [PDF]

open access: yesJournal of Graphic Engineering and Design, 2017
This paper investigates the influence of the various parameters on the quality of industrial Iranian floor tile glaze by using the experimental designs analysis, Taguchi Method.
Sousan Rasouli
doaj   +1 more source

Uncovering Competitive and Restorative Effects of Macro- and Micronutrients on Sodium Benzoate Biodegradation

open access: yesFrontiers in Microbiology, 2021
A model aromatic compound, sodium benzoate, is generally used for simulating aromatic pollutants present in textile effluents. Bioremediation of sodium benzoate was studied using the most abundant bacteria, Pseudomonas citronellolis, isolated from the ...
Purvi Zaveri   +3 more
doaj   +1 more source

Optimal Foldover Plans for Resolution IV Designs with 17 to 21 Factors

open access: yesMathematics
This paper provides an identification of optimal foldover plans for two-level fractional factorial designs involving 17 to 21 factors, thereby augmenting the repertoire of available optimal foldover plans for resolution IV designs.
Hazael Zarco-Murillo   +5 more
doaj   +1 more source

Quality by Design Based Optimization of a High Performance Liquid Chromatography Method for Assay Determination of Low Concentration Preservatives in Complex Nasal Formulations

open access: yesActa Chimica Slovenica, 2015
The effects of seven different chromatographic parameters and five sample preparation parameters in a high performance liquid chromatography (HPLC) method for assay determination of benzalkonium chloride (BKC) in a nasal formulation were evaluated using ...
Jure Zakrajšek   +3 more
doaj   +1 more source

RESEARCH AND OPTIMIZATION OF THE INFLUENCE OF FRACTIONAL COMPOSITION OF THE WORKING MIXTURE OF POWDERS ON THE CHARACTERISTICS OF THE SOLID MIXTURE FUEL

open access: yesАвіаційно-космічна техніка та технологія, 2020
When studying the influence of the fractional composition of the working mixture of powders on the characteristics of solid mixed rocket fuel (SMRF), optimization is proposed using the jumping frog method to construct time-optimal experimental designs ...
Николай Дмитриевич Кошевой   +3 more
doaj   +1 more source

Construction of Designs for Cropping Sequence Experiments in Fractional Replication

open access: yesJournal of Statistical Theory and Applications (JSTA)
Cropping sequence experiments are getting more popularize in the recent era of agriculture. Here, estimation of main effects applied in every season as well as residual effect and their interaction with application in next season are important for ...
Sukanta Dash   +3 more
doaj   +1 more source

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