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Browsing by Subject "methodology"

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    • Article  

      AM-FM texture segmentation in electron microscopic muscle imaging 

      Pattichis, Marios S.; Pattichis, Constantinos S.; Avraam, Maria; Bovik, Alan Conrad; Kyriacou, Kyriacos C. (2000)
      This paper describes the application of an amplitude modulation-frequency modulation (AM-FM) image representation in segmenting electron micrographs of skeletal muscle for the recognition of: 1) normal sarcomere ultrastructural ...

    • Article  

      Application of ion mobility spectrometry for the detection of human urine 

      Rudnicka, J.; Mochalski, Paweł; Agapiou, Agapios; Statheropoulos, Miltiades K.; Amann, Anton; Buszewski, B. (2010)
      The aim of the present study was to evaluate the suitability of ion mobility spectrometry (IMS) for the detection of human urine as an indication of human presence during urban search and rescue operations in collapsed ...

    • Article  

      Assessment of the risk factors of coronary heart events based on data mining with decision trees 

      Karaolis, Minas A.; Moutiris, Joseph Antoniou; Hadjipanayi, Demetra; Pattichis, Constantinos S. (2010)
      Coronary heart disease (CHD) is one of the major causes of disability in adults as well as one of the main causes of death in the developed countries. Although significant progress has been made in the diagnosis and treatment ...

    • Article  

      Association rule analysis for the assessment of the risk of coronary heart events. 

      Karaolis, Minas A.; Moutiris, Joseph Antoniou; Papaconstantinou, L.; Pattichis, Constantinos S. (2009)
      Although significant progress has been made in the diagnosis and treatment of coronary heart disease (CHD), further investigation is still needed. The objective of this study was to develop a data mining system using ...

    • Article  

      Atherosclerotic plaque ultrasound video encoding, wireless transmission, and quality assessment using H.264 

      Panayides, Andreas S.; Pattichis, Marios S.; Pattichis, Constantinos S.; Loizou, Christos P.; Pantzaris, Marios C.; Pitsillides, Andreas (2011)
      We propose a unifying framework for efficient encoding, transmission, and quality assessment of atherosclerotic plaque ultrasound video. The approach is based on a spatially varying encoding scheme, where video-slice ...

    • Article  

      Authenticity of cypriot sweet wine commandaria using FT-IR and chemometrics 

      Ioannou-Papayianni, Elena; Kokkinofta, Rebecca I.; Theocharis, Charis R. (2011)
      FT-IR spectra of 65 sweet wines produced in Cyprus and other countries were determined, in order to study the authenticity and uniqueness of the Cypriot traditional wine "Commandaria" that is produced from sun-dried grapes. ...

    • Article  

      Catalytic activity of high surface area mesoporous mn-based mixed oxides for the deep oxidation of methane and lean-nox reduction 

      Stathopoulos, Vassilis N.; Belessi, Vassiliki C.; Costa, Costas N.; Neophytides, Stylianos G.; Falaras, Polycarpos; Efstathiou, Angelos M.; Pomonis, Phillippos J. (2000)

    • Article  

      Comparative evaluation of despeckle filtering in ultrasound imaging of the carotid artery 

      Loizou, Christos P.; Pattichis, Constantinos S.; Christodoulou, Christodoulos I.; Istepanian, Robert Sh Habib; Pantzaris, Marios C.; Nicolaïdes, Andrew N. (2005)
      It is well-known that speckle is a multiplicative noise that degrades the visual evaluation in ultrasound imaging. The recent advancements in ultrasound instrumentation and portable ultrasound devices necessitate the need ...

    • Article  

      Comparing Different Classifiers for Automatic Age Estimation 

      Lanitis, A.; Draganova, C.; Christodoulou, Chris C. (2004)
      We describe a quantitative evaluation of the performance of different classifiers in the task of automatic age estimation. In this context, we generate a statistical model of facial appearance, which is subsequently used ...

    • Article  

      Completely automated multiresolution edge snapper-A new technique for an accurate carotid ultrasound IMT measurement: Clinical validation and benchmarking on a multi-institutional database 

      Molinari, F.; Pattichis, Constantinos S.; Zeng, G.; Saba, L.; Acharya, U. R.; Sanfilippo, R.; Nicolaïdes, Andrew N.; Suri, J. S. (2012)
      The aim of this paper is to describe a novel and completely automated technique for carotid artery (CA) recognition, far (distal) wall segmentation, and intima-media thickness (IMT) measurement, which is a strong clinical ...

    • Article  

      A computationally fast measure of epistasis for 2 SNPs and a categorical phenotype. 

      Antoniades, Athos; Matthews, P. M.; Pattichis, Constantinos S.; Galwey, N. W. (2010)
      Complex diseases may be caused by interactions or combined effects between multiple genetic and environmental factors. One of the main limitations of testing for interaction between genetic loci in large whole genome studies ...

    • Article  

      Controlled production of ZnO nanoparticles from zinc glycerolate in a sol-gel silica matrix 

      Moleski, R.; Leontidis, Epameinondas; Krumeich, F. (2006)
      The controlled production of ZnO nanoparticles within an amorphous silica matrix is achieved using a new methodology consisting of four stages. First, precursor zinc glycerolate nanoparticles are produced within reversed ...

    • Article  

      A correction to the calculation of the Gibbs free energy of adsorption for biomolecules in ion-exchange systems 

      Patrickios, Costas S.; Yamasaki, E. N. (1997)
      We wish to propose a correction to the methodology introduced by Gerstner et al. [J.A. Gerstner, J.A. Bell, S.M. Cramer, Biophys. Chem. 52 (1994) 97-106] for the calculation of Gibbs free energies of adsorption of biomolecules ...

    • Article  

      Delivery of molecular and nanoscale medicine to tumors: Transport barriers and strategies 

      Chauhan, V. P.; Stylianopoulos, T.; Boucher, Y.; Jain, R. K. (2011)
      Tumors are similar to organs, with unique physiology giving rise to an unusual set of transport barriers to drug delivery. Cancer therapy is limited by nonuniform drug delivery via blood vessels, inhomogeneous drug transport ...

    • Article  

      Development of a molecular-beacon-based multi-allelic real-time RT-PCR assay for the detection of human coronavirus causing severe acute respiratory syndrome (SARS-CoV): A general methodology for detecting rapidly mutating viruses 

      Hadjinicolaou, Andreas V.; Farcas, Gabriella A.; Demetriou, Victoria L.; Mazzulli, T.; Poutanen, Susan M.; Willey, B. M.; Low, D. E.; Butany, Jagdish W.; Asa, S. L.; Kain, K. C.; Kostrikis, Leontios G. (2011)
      Emerging infectious diseases have caused a global effort for development of fast and accurate detection techniques. The rapidly mutating nature of viruses presents a major difficulty, highlighting the need for specific ...

    • Article  

      eEmergency health care information systems. 

      Kyriacou, Efthyvoulos C.; Constantinides, P.; Pattichis, Constantinos S.; Pattichis, Marios S.; Panayides, Andreas S. (2011)
      In this paper we provide an overview of the way that information and communication technologies have been used for emergency healthcare support. The paper provides a literature review of case studies exploring information ...

    • Article  

      Effect of zooming on texture features of ultrasonic images 

      Kakkos, Stavros K.; Nicolaïdes, Andrew N.; Kyriacou, Efthyvoulos C.; Pattichis, Constantinos S.; Geroulakos, George (2006)
      Background: Unstable carotid plaques on subjective, visual, assessment using B-mode ultrasound scanning appear as echolucent and heterogeneous. Although previous studies on computer assisted plaque characterisation have ...

    • Article  

      An embedded saliency map estimator scheme: Application to video encoding 

      Tsapatsoulis, Nicolas; Rapantzikos, K.; Pattichis, Constantinos S. (2007)
      In this paper we propose a novel saliency-based computational model for visual attention. This model processes both top-down (goal directed) and bottom-up information. Processing in the top-down channel creates the so ...

    • Article  

      A feasibility study for the provision of electronic healthcare tools and services in areas of Greece, Cyprus and Italy 

      Mougiakakou, Stavroula Gr; Kyriacou, Efthyvoulos C.; Perakis, Konstantinos; Papadopoulos, Homer; Androulidakis, Aggelos; Konnis, Georgios J.; Tranfaglia, Riccardo; Pecchia, Leandro; Bracale, Umberto; Pattichis, Constantinos S.; Koutsouris, Demetrios Dionysios (2011)
      Through this paper, we present the initial steps for the creation of an integrated platform for the provision of a series of eHealth tools and services to both citizens and travelers in isolated areas of thesoutheast ...

    • Article  

      First and second order statistical texture features in carotid plaque image analysis: preliminary results from ongoing research. 

      Kyriacou, Efthyvoulos C.; Nicolaïdes, Andrew N.; Pattichis, Constantinos S.; Petroudi, Styliani; Pattichis, Marios S.; Griffin, Maura B.; Kakkos, Stavros K.; Makris, Gregory C. (2011)
      Carotid plaques have been associated with ipsilateral neurological symptoms. High-resolution ultrasound can provide information not only on the degree of carotid artery stenosis but also on the characteristics of the ...

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