Results 31 to 40 of about 6,428,700 (116)

On Nearly Balanced Designs for Sensory Trials [PDF]

open access: yes
In sensory experiments, often designs are used that are balanced for carryover effects. It is hoped that this controls for possible carryover effects, like, e.g., a lingering taste of the products. Proper randomization is essential to guarantee the usual
Kunert, Joachim, Sailer, Oliver
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Locally E-optimal designs for exponential regression models [PDF]

open access: yes
In this paper we investigate locally E- and c-optimal designs for exponential regression models of the form _k i=1 ai exp(??ix). We establish a numerical method for the construction of efficient and locally optimal designs, which is based on two results.
Dette, Holger   +2 more
core  

Optimality of experimental designs

open access: yesDiscrete Mathematics, 1993
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Maximin and Bayesian optimal designs for regression models [PDF]

open access: yes
For many problems of statistical inference in regression modelling, the Fisher information matrix depends on certain nuisance parameters which are unknown and which enter the model nonlinearly.
Dette, Holger   +2 more
core  

A geometric characterization of c-optimal designs for heteroscedastic regression [PDF]

open access: yes
We consider the common nonlinear regression model where the variance as well as the mean is a parametric function of the explanatory variables. The c-optimal design problem is investigated in the case when the parameters of both the mean and the variance
Dette, Holger, Holland-Letz, Tim
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Differentiated Bayesian Conjoint Choice Designs [PDF]

open access: yes
Previous conjoint choice design construction procedures have produced a single design that is administered to all subjects. This paper proposes to construct a limited set of different designs.
Sándor, Z., Wedel, M.
core  

Optimal designs for dose finding studies [PDF]

open access: yes
Identifying the "right" dose is one of the most critical and difficult steps in the clinical development process of any medicinal drug. Its importance cannot be understated: selecting too high a dose can result in unacceptable toxicity and associated ...
Dette, Holger, Bretz, Frank
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Optimal designs for rating-based conjoint experiments. [PDF]

open access: yes
The scope of conjoint experiments on which we focus embraces those experiments in which each of the respondents receives a different set of profiles to rate.
Goos, Peter   +2 more
core  

Two-stage designs robust to model uncertainty. [PDF]

open access: yes
D-optimal designs are known to depend quite critically on the particular model that is assumed. These designs tend to concentrate all the experimental runs on a small number of design points and are ideally suited for estimating the coefficients of the ...
Ruggoo, Arvind, Vandebroek, Martina
core  

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