Browsing by Subject "Classification"
Now showing items 1-20 of 29
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Conference Object
AM-FM representations for the characterization of carotid plaque ultrasound Images
(2008)Stroke is the third leading cause of death in the western world and a major cause of disability in adults. The objective of this work was to investigate the use of AM-FM representations for the characterization of carotid ...
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Conference Object
Annotating web service sections with combined classification
(Institute of Electrical and Electronics Engineers Inc., 2014)Web services are considered reusable elements that can be exploited stand-alone or as part of wider, generic or domain-specific, applications. With a vast variety of Web Services being offered by service providers, annotation ...
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Article
Authenticity of the traditional Cypriot spirit "zivania" on the basis of 1H NMR spectroscopy diagnostic parameters and statistical analysis
(2005)A previous publication (Kokkinofta et al. J. Agric. Food Chem. 2003, 51, 6233-6239) discussed the use of inductively coupled plasma spectroscopy to differentiate between the traditional Cypriot alcoholic beverage zivania ...
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Article
Authenticity of the traditional Cypriot spirit "zivania" on the basis of metal content using a combination of coupled plasma spectroscopy and statistical analysis
(2003)Sixty-eight alcoholic beverages ranging in alcoholic degree between 40 and 55 from different countries were analyzed for their 16 most abundant metal elements using inductively coupled plasma (ICP) spectroscopy. The results ...
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Article
Automated detection of pavement patches utilizing support vector machine classification
(2016)The efficient condition assessment of road networks is crucial to prevent pavement distresses which can cause a spectrum of detrimental effects. The need for automation of the underlying process is originated from the ...
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Conference Object
Bound on the probability of HMM misclassification
(2011)In this paper we consider the problem of classifying a sequence of observations among two known hidden Markov models (HMMs). We use a classifier that minimizes the probability of error (i.e., the probability of misclassification), ...
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Conference Object
Bounds on the probability of misclassification among hidden Markov models
(2011)Given a sequence of observations, classification among two known hidden Markov models (HMMs) can be accomplished with a classifier that minimizes the probability of error (i.e., the probability of misclassification) by ...
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Article
Characterization of the traditional Cypriot spirit Zivania by means of Counterpropagation Artificial Neural Networks
(2007)Multivariate chemometric techniques, such as Principal Component Analysis and Discriminant Analysis, were previously used to determine the authenticity of the Cypriot traditional spirit Zivania, but these techniques revealed ...
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Article
Chemometric characterization of the cypriot spirit "Zivania"
(2005)In 42 alcoholic beverages produced in Cyprus and other countries, 26 chemical and physical-chemical variables were determined by HPLC and GC chromatography, 1H NMR and ICP spectroscopy, and other techniques. Data were ...
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Conference Object
Classification and data mining for hysteroscopy imaging in gynaecology
(2008)The objective of this study was to develop a CAD system for the classification of hysteroscopy images of the endometrium (with suspicious areas of cancer), based on two data mining procedures, the C4.5 and the Hybrid ...
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Conference Object
Classification of surface electromyographic signals using AM-FM features
(2009)The objective of this study was to evaluate the usefulness of AM-FM features extracted from surface electro myographic (SEMG) signals for the assessment of neuromuscular disorders at different force levels. SEMG signals ...
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Article
Computer-aided diagnosis in hysteroscopic imaging
(2015)The paper presents the development of a computeraided diagnostic (CAD) system for the early detection of endometrial cancer. The proposed CAD system supports reproducibility through texture feature standardization, ...
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Article
Enhanced HIV-1 surveillance using molecular epidemiology to study and monitor HIV-1 outbreaks among intravenous drug users (IDUs) in Athens and Bucharest
(2015)Background: A significant increase in HIV-1 diagnoses was reported among Injecting Drug Users (IDUs) in the Athens (17-fold) and Bucharest (9-fold) metropolitan areas starting 2011. Methods: Molecular analyses were conducted ...
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Article
Feature mapping through maximization of the atomic interclass distances
(2015)We discuss a way of implementing feature mapping for classification problems by expressing the given data through a set of functions comprising of a mixture of convex functions. In this way, a certain pattern’s potential ...
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Conference Object
From taxonomies to folksonomies: A roadmap from formal to informal modeling of medical concepts and objects
(2009)The exploitation of nomenclatures, taxonomies, terminologies and classification of medical diseases, procedures, guidelines has been pivotal to advances in the healthcare domain. Parallel to those have been evolutions in ...
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Article
Global genetic variation of HIV-1 infection
(2006)Variability, both at the population (interhost) as well as at the individual (intrahost) level is a key property of HIV that stems mainly from the inherent infidelity of the reverse transcriptase enzyme that the virus uses ...
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Conference Object
Hidden markov model classification based on empirical frequencies of observed symbols
(IFAC Secretariat, 2014)Given a sequence of observations, classification among two known hidden Markov models (HMMs) can be accomplished with a classifier that minimizes the probability of error (i.e., the probability of misclassification) by ...
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Article
HIV epidemiology in Greece
(2008)Greece has experienced early the effect of HIV/AIDS on morbidity and mortality. The era of highly active antiretroviral therapy has alleviated many of the consequences of the epidemic, however, HIV infection remains an ...
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Article
Intracellular signalling via the AKT axis and downstream effectors is active and prognostically significant in cancer of unknown primary (CUP): A study of 100 CUP cases
(2012)Background: Hypothesising that cancer of unknown primary (CUP) may harbour unique characteristics, we present a translational study of the immunohistochemical expression and clinical correlation of key PTEN/AKT pathway ...
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Article
Motor vehicle collision fatalities involving alcohol and illicit drugs in Greece: The need for management protocols and a reassessment of surveillance
(2010)Aims: The frequency and the effect of alcohol and illicit drugs on injury type, severity and location of death in motor vehicle collision (MVC) fatalities were investigated. Design: Retrospective case-control study based ...