Results 101 to 110 of about 121,104 (312)

Optimal designs for estimating the slope of a regression [PDF]

open access: yes
In the common linear regression model we consider the problem of designing experiments for estimating the slope of the expected response in a regression.
Dette, Holger, Melas, Viatcheslav B.
core  

On optimal designs for nonlinear models: a general and efficient algorithm

open access: yes, 2013
Deriving optimal designs for nonlinear models is challenging in general. Although some recent results allow us to focus on a simple subclass of designs for most problems, deriving a specific optimal design mainly depends on algorithmic approaches.
Tang, Elina   +2 more
core   +1 more source

Evaluation of performance and statistical analysis of rigid pavement incorporating recycled aggregate concrete through the BBD methodology

open access: yesMaterials Research Express
The incorporation of recycled concrete aggregate (RCA) in the construction of rigid pavements has attracted considerable interest due to its environmental and economic benefits.
Karuppasamy S, Ganapathi Malarvizhi
doaj   +1 more source

Optimized Floating Offshore Wind Turbine Substructure Design Trends for 10–30 MW Turbines in Low-, Medium-, and High-Severity Wave Environments

open access: yesDesigns
Floating offshore wind is a promising renewable energy source, as 60% of the wind resources globally are found at depths requiring floating technologies, it minimizes construction at sea, and provides opportunities for industrialization given a lower ...
Joseph Habib Dagher   +2 more
doaj   +1 more source

Tumor B‐cell infiltration in platinum‐treated advanced muscle‐invasive urothelial carcinoma

open access: yesMolecular Oncology, EarlyView.
Bladder tumors with higher pretreatment memory B‐cell infiltration were linked to longer survival after cisplatin chemotherapy, but not carboplatin. These tumors also showed more organized immune structures (tertiary lymphoid structures) and a shared pro‐inflammatory B‐cell‐rich community, suggesting that memory B cells may help identify patients most ...
Konrad Stawiski   +10 more
wiley   +1 more source

Optimal designs for an interference model [PDF]

open access: yes
Kunert and Martin (2000) determined optimal and efficient block designs in a model for field trials with interference effects, for block sizes up to 4. In this paper we use Kushner's method (Kushner, 1997) of finding optimal approximate designs to extend
Kunert, Joachim, Mersmann, Sabine
core  

Optimal sample coordination using controlled selection [PDF]

open access: yes, 2009
Sample coordination maximizes or minimizes the overlap of samples selected from overlapping populations. We propose a coordination method for the case where units are to be selected with maximum overlap using two designs with given unit inclusion ...
Chris Skinner   +4 more
core   +1 more source

Comparison of Box–Behnken, Central Composite, and D-Optimal Designs for Optimization of Phthalocyanine Dye Removal Using Magnetic Nanoparticles Iron Oxide Modified by Polyaspartic Acid [PDF]

open access: yesشیمی کاربردی روز
In this study, the performance of the Box–Behnken, central composite and D-optimal designs (BBD, CCD or DOD, respectively) were compared for the use in modeling and optimizing the new study of the removal of phthalocyanine dye using magnetic ...
Javad Zolgharnein   +2 more
doaj   +1 more source

Liquid biopsy‐based diagnostic evaluation of hypermethylated CpG sites for ovarian cancer diagnosis

open access: yesMolecular Oncology, EarlyView.
This schematic outlines the workflow from biomarker identification to duplex MethyLight assay validation for epithelial ovarian cancer diagnosis using cfDNA‐based liquid biopsy. Initial screening of hypermethylated CpG candidates (cg02957270, cg10061138 cg00480298, COL2A1) was performed in tissue using ARMS‐PCR, COBRA, qPCR and image analysis. Selected
Deepa Bisht   +3 more
wiley   +1 more source

Sample size estimation and power analysis for clinical research studies

open access: yesJournal of Human Reproductive Sciences, 2012
Determining the optimal sample size for a study assures an adequate power to detect statistical significance. Hence, it is a critical step in the design of a planned research protocol.
K P Suresh, S Chandrashekara
doaj   +1 more source

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