Results 21 to 30 of about 16,980,683 (279)

Cost-Effectiveness Analysis [PDF]

open access: yesJournal of Nuclear Medicine, 2009
Before any attempt to address the issues implied in the article by Mohan and Miles ( [1][1] ) in this issue of The Journal of Nuclear Medicine , a brief and deliberately simplistic review of methodologic basics may facilitate understanding by nonexpert readers of that article ( [1][1] ). Cost-
openaire   +2 more sources

Effect of Trends on Detrended Fluctuation Analysis [PDF]

open access: yes, 2001
Detrended fluctuation analysis (DFA) is a scaling analysis method used to estimate long-range power-law correlation exponents in noisy signals. Many noisy signals in real systems display trends, so that the scaling results obtained from the DFA method ...
A. Bunde   +62 more
core   +2 more sources

Power analysis for random‐effects meta‐analysis [PDF]

open access: yesResearch Synthesis Methods, 2017
One of the reasons for the popularity of meta‐analysis is the notion that these analyses will possess more power to detect effects than individual studies. This is inevitably the case under a fixed‐effect model. However, the inclusion of the between‐study variance in the random‐effects model, and the need to estimate this parameter, can have ...
Dan Jackson, Rebecca Turner
openaire   +4 more sources

Effect-Driven Flow Analysis [PDF]

open access: yes, 2019
Traditional machine-based static analyses use a worklist algorithm to explore the analysis state space, and compare each state in the worklist against a set of seen states as part of their fixed-point computation. This may require many state comparisons, which gives rise to a computational overhead. Even an analysis with a global store has to clear its
Jens Nicolay   +3 more
openaire   +2 more sources

Computer Modeling of Radiation Effects

open access: yesData Science Journal, 2007
Biological effects of low-dose radiation are studied by computational methods. Assessing the risks of low-dose radiation, i.e. radiation-induced cancer, is becoming important in the study of public health because of the many different types of exposures,
N B Ouchi
doaj   +1 more source

Prioritizing of Risk Factors by using Failure Mode and Effect Analysis in the Iraqi Construction Industry [PDF]

open access: yesEngineering and Technology Journal, 2016
The main aim of the study is to demonstrate the qualitative risk analysis method by using failure mode and effect analysis (FMEA) in the construction industry in Iraq .The questionnaires considered as an important method of gathering field information ...
Hatim A. Rashid, Mohammed k. AL- Mhdawi
doaj   +1 more source

Analysis of the Effects of XLFrames in a Network [PDF]

open access: yes, 2009
The phenomenal increase in network capacity to hundreds and thousands of Gbits/s in the core as well as Gbits/s at the access, is soon to witness stupendous amounts of packets that have to be processed and switched at amplifying line rates. Looking into the future, we address the need for the integration of packets of larger size, called XLFrames (XLFs)
Mon Divakaran, Dinil   +4 more
openaire   +2 more sources

Individualized Cost-Effectiveness Analysis

open access: yesPLoS Medicine, 2011
John Ioannidis and Alan Garber discuss how to use incremental cost-effectiveness ratios (ICER) and related metrics so they can be useful for decision-making at the individual level, whether used by clinicians or individual patients.
Ioannidis, John P. A., Garber, Alan
openaire   +6 more sources

Analysis and correction of crosstalk effects in pathway analysis [PDF]

open access: yesGenome Research, 2013
Identifying the pathways that are significantly impacted in a given condition is a crucial step in understanding the underlying biological phenomena. All approaches currently available for this purpose calculate a P-value that aims to quantify the significance of the involvement of each pathway in the given phenotype.
Donato, Michele   +9 more
openaire   +2 more sources

Changes in butterfly species richness (Lepidoptera: Papilionoidea) over two decades in the Koroška region, Northern Slovenia

open access: yesNatura Sloveniae, 2018
Changes in butterfly fauna in the Koroška region in northeastern Slovenia have been compared over a period of 22 years. Records from 12 sampling sites from late July 2016 are compared with the same sites from late July/early August 1994. On average, 30%
Vid Švara, Rudi Verovnik
doaj   +1 more source

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