نتایج جستجو برای: reliability measures

تعداد نتایج: 487133  

Journal: :journal of electrical and computer engineering innovations 0
shiva taghipour department of electrical engineering, university of guilan, rasht, iran rahebeh niaraki asli department of electrical engineering, university of guilan, rasht, iran

due to the expected increase of defects in circuits based on deep submicron technologies, reliability has become an important design criterion. although different approaches have been developed to estimate reliability in digital circuits and some measuring concepts have been separately presented to reveal the quality of analog circuit reliability in the literature, there is a gap to estimate re...

Journal: :International Journal of Mathematical, Engineering and Management Sciences 2017

2007
Kate Lyman Robert L. Bertini

Travel time estimation is of increasing importance to travelers and transportation professionals alike as congestion worsens in major urban areas. In fact, the reliability of travel time estimates on a given corridor may be more important for travelers, shippers, and transport managers than the travel time itself. This paper examines the uses of measured travel time reliability indices for impr...

Journal: :Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology 2007
Steinn Gudmundsson Thomas Philip Runarsson Sven Sigurdsson Gudrun Eiriksdottir Kristinn Johnsen

OBJECTIVE To investigate the reliability of several well-known quantitative EEG (qEEG) features in the elderly in the resting, eyes closed condition and study the effects of epoch length and channel derivations on reliability. METHODS Fifteen healthy adults, over 50 years of age, underwent 10 EEG recordings over a 2-month period. Various qEEG features derived from power spectral, coherence, e...

2014
E. Umamaheswari

Software Reliability Prediction techniques are Along with the existing 30 software measures, nine more measures are identified which results in the best performance of the software application. Predicting the reliability of software systems, failure data should be measured by different ways during the development process and its execution phases. This paper proposes a structure of reliability p...

Journal: :medical journal of islamic republic of iran 0
reza salehi physical therapy department, faculty of rehabilitation science, shahnazari street, mirdamad boulevard, tehran, iran ismaeil ebrahimi-takamjani iran university of medical science, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences) ali esteki shahid beheshti university of medical science, tehran, iran.سازمان اصلی تایید شده: دانشگاه شهید بهشتی (shahid beheshti university) nader maroufi iran university of medical science, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی ایران (iran university of medical sciences) mohammad parnianpour sharif industrial university, tehran, iran.سازمان اصلی تایید شده: دانشگاه صنعتی شریف (sharif university of technology)

abstract   background: postural instability has been identified as a potential precursor of falls in elderly subjects. postural stability in quiet stance is commonly assessed with center of pressure (cop) measures. the purpose of this study was to determine testretest reliability and minimal detectable change (mdc) for the center of pressure (cop) measures in the elderly subjects.   methods: ei...

2015
Christopher A. Rábago Jonathan B. Dingwell Jason M. Wilken Jeffrey M Haddad

Temporal-spatial, kinematic variability, and dynamic stability measures collected during perturbation-based assessment paradigms are often used to identify dysfunction associated with gait instability. However, it remains unclear which measures are most reliable for detecting and tracking responses to perturbations. This study systematically determined the between-session reliability and minimu...

Journal: :international journal of civil engineering 0
a. shariat mohaymany narmak,tehran ,iran m. babaei narmak,tehran ,iran

since the 1990’s, network reliability has been considered as a new index for evaluating transportation networks under uncertainty. a large number of studies have been revealed in the literature in this field, which are mostly dedicated to developing relevant measures that can be utilized for the evaluation of vulnerable networks under different sources of uncertainty, such as daily traffic flow...

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