نتایج جستجو برای: ecological decision performance

تعداد نتایج: 1443118  

Journal: :Environmental Modelling and Software 2013
Birgit Müller Friedrich Bohn Gunnar Dreßler Jürgen Groeneveld Christian Klassert Romina Martin Maja Schlüter Jule Schulze Hanna Weise Nina Schwarz

Representing human decisions is of fundamental importance in agent-based models. However, the rationale for choosing a particular human decision model is often not sufficiently empirically or theoretically substantiated in the model documentation. Furthermore, it is difficult to compare models because the model descriptions are often incomplete, not transparent and difficult to understand. Ther...

Journal: :Ecological applications : a publication of the Ecological Society of America 2012
Ryan A Chisholm Brendan A Wintle

Info-gap decision theory facilitates decision making for problems in which uncertainty is large and probability distributions of uncertain variables are unknown. The info-gap framework allows the decision maker to maximize robustness to failure in the presence of uncertainty, where uncertainty is in the parameters of the model and failure is defined as the model output falling below some minima...

Journal: :international journal of industrial mathematics 0
a. y. hassan faculty of engineering, benha university, benha, egypt. s. m. shaaban faculty of engineering, meno a university, shebin elkom, egypt.

in wireless channel the noise has a zero mean. this channel property can be used in the enhancement of the noise performance in the digital receivers by oversampling the received signal and calculating the decision variable based on the time average of more than one sample of the received signal. the averaging process will reduce the effect of the noise in the decision variable that will approa...

Journal: :Biopsychosocial Medicine 2008
Kazuhiro Yoshiuchi Yoshiharu Yamamoto Akira Akabayashi

Many physical diseases have been reported to be associated with psychosocial factors. In these diseases, assessment relies mainly on subjective symptoms in natural settings. Therefore, it is important to assess symptoms and/or relationships between psychosocial factors and symptoms in natural settings. Symptoms are usually assessed by self-report when patients visit their doctors. However, self...

Journal: :Statistics in medicine 2012
Donald Hedeker Robin J Mermelstein Hakan Demirtas

Ecological momentary assessment and/or experience sampling methods are increasingly used in health studies to study subjective experiences within changing environmental contexts. In these studies, up to 30 or 40 observations are often obtained for each subject. Because there are so many measurements per subject, one can characterize a subject's mean and variance and can specify models for both....

1999
Virgínia V. B. Biris Brilhante

System dynamics is a mathematical modeling approach widely used in environmental studies as a tool for representing and simulating ecological systems, giving support to prediction and decision making. The knowledge sources for model design are, essentially, ecological data and human expertise. Interestingly, however, the direct influence of data properties on model design has been little explor...

2013
Xiaoyan Tao

There are many tourism cities in China and sustainable development of urban tourism has become an important field of tourism research. An ecological safety evaluation index system of tourism city was constructed. The evaluation index system was composed of resource, environmental, economic and social subsystem. Classification standard of evaluation indexes was discussed. Then an evaluation mode...

Journal: :Archives of clinical neuropsychology : the official journal of the National Academy of Neuropsychologists 2014
Sara M Lippa Nicholas J Pastorek Jennifer Romesser John Linck Anita H Sim Nick M Wisdom Brian I Miller

Performance validity tests (PVTs) have been shown to relate to neuropsychological performance, but no studies have looked at the ecological validity of these measures. Data from 131 veterans with a history of mild traumatic brain injury from a multicenter Veterans Administration consortium were examined to determine the relation between scores on a self-report version of the Mayo-Portland Adapt...

2015
Peter Prislan Nike Krajnc

Background and Purpose: With development of forest management technologies, the efficiency of wood production was significantly improved, and thus the impact on forests has changed as well. The article presents a practical decision-making tool for selection of most suitable harvesting system, considering given terrain as well as expected soil conditions on harvesting sites. The decision-making ...

Journal: :international journal of health policy and management 2013
arno tausch

background this article looks at the long-term, structural determinants of environmental and public health performance in the world system.   methods in multiple standard ordinary least squares (ols) regression models, we tested the effects of 26 standard predictor variables, including the ‘four freedoms’ of goods, capital, labour and services, on the following indicators of sustainable develop...

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