نتایج جستجو برای: uncertainly

تعداد نتایج: 255  

2014
Meghan L Underhill Fangxin Hong Donna L Berry

PURPOSE Evaluate baseline factors that may explain the influence of study site on decisional conflict (DC) in men from the Personal Patient Profile: Prostate (P3P) randomized trial. MATERIALS AND METHODS 476 cases from 5 P3P sites were included. Participants completed baseline demographic assessments, 4 subscales of the DC scale at baseline (uncertainty, informed, values clarity, and support)...

1992
Thomas Schiex

Many AI synthesis problems such as planning or scheduling may be modelized as constraint satisfaction problems (CSP). A CSP is typically defined as the problem of finding any consistent labeling for a fixed set of variables satisfying all given constraints between these variables. However, for many real tasks such as job-shop scheduling, time-table scheduling, design: : : , all these constraint...

2011
Abdallah A. Al-Shammari

This study discusses the effect of uncertainty on production levels of a petrochemical complex. Uncertainly or variations in some model parameters, such as prices, supply and demand of materials, can affect the optimality or the efficiency of any chemical process. For any petrochemical complex with many plants, there are many sources of uncertainty and frequent variations which require more att...

2010
N. Radha

The major concern of almost all the verification system is user authentication and security. This necessitates the development of a mechanism that ensures user security and privacy. A lot of research has been carried on this developing field and numerous techniques have been proposed earlier in literature. These traditional methods use tokens and passwords to provide security to the users. Unce...

Journal: :Archives of Iranian medicine 2014
Tahereh Hassannia Farshad Farzadfar Atefeh Noori Mazyar Moradi-Lakeh Farnaz Delavari Hamid Reza Jamshidi Shirin Djalalinia Shohreh Naderimagham

BACKGROUND End Stage Renal Diseases (ESRD) imposes a huge economic burden on the health system; however, there is a serious lack of data related to ESRD, especially at Sub-national level, in Iran. Calculating the burden of ESRD at National and Sub-national level provides an opportunity to apply cost-effective interventions for the purpose of prevention and treatment. The current study protocol ...

Journal: :Integrative and comparative biology 2003
Anthony J Zera

The endocrine mechanisms controlling the development and reproduction of flight-capable (long-winged) and flightless (short-winged or wingless) morphs of wing-polymorphic insects have been intensively investigated. The "classical model," put forward in the early 1960s, postulates that morph-specific differences in development and reproduction are caused by variation in the titers of juvenile ho...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2013
A K Sharma S Cook M N Chong

Decentralised water and wastewater systems are being implemented to meet growing demand for municipal services either in combination with centralised systems or as standalone systems. In Australia, there has been increased investment in decentralised water and wastewater systems in response to the capacity constraints of existing centralised systems, an extended period of below average rainfall...

2003
Yu Kay Law Peter Uhd Jepsen

The terahertz spectrum of human blood components and untreated swine whole blood between 0.2-1.4 THz (7-47 cm) were determined through the use of differential time-domain spectroscopy (D-TDS) techniques, with water being used as a reference. It was found that whilst significant differences between blood components and water were found at low frequencies (below 0.8 THz (27 cm)) for human blood p...

Journal: :Sensors 2021

This paper presents the design, development and evaluation of a unique non-contact instrumentation system that can accurately measure interface displacement between two rigid components in six degrees freedom. The was developed to allow measurement relative displacements interfaces within stacked column brick-like components, with an accuracy 0.05 mm 0.1 degrees. columns comprised up 14 each co...

Journal: :Journal of physics 2023

Abstract This paper reviews research on the foundations of quantum electrodynamics (QED). We show that there are three definitions proper time follow from Einstein’s theory. The first definition is used to prove universe has a unique clock (Newton-Horwitz-Fanchi time) available all observers. briefly discuss mathematical for Feynman’s ordered operator calculus. use this calculus solve and secon...

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