Browsing by Subject "Texture analysis"

Now showing items 1-20 of 22

    • Conference Object  

      An adaptive multiscale AM-FM texture analysis system with application to hysteroscopy imaging 

      Constantinou, Ioannis P.; Pattichis, Marios S.; Tanos, Vasilios; Neofytou, Marios S.; Pattichis, Constantinos S. (2012)
      The use of multiscale AM-FM analysis systems has been recently demonstrated in a variety of applications in medical image analysis. In all of these applications, a fixed filter-bank is used as a preprocessing step for ...
    • 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 ...
    • Conference Object  

      Atherosclerotic carotid plaque texture variability in ultrasound video 

      Loizou, Christos P.; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Pattichis, Constantinos S. (Springer Verlag, 2015)
      Ultrasound video of the common carotid artery (CCA) combined with texture feature analysis has the potential in differentiating between asymptomatic and symptomatic atherosclerotic carotid plaque and is used widely for the ...
    • Conference Object  

      Brain MR image normalization in texture analysis of multiple sclerosis 

      Loizou, Christos P.; Pantzaris, Marios C.; Seimenis, Ioannis; Pattichis, Constantinos S. (2009)
      A problem that occurs in texture analysis and quantitative analysis of magnetic resonance imaging (MRI), is that the extracted results are not comparable between consecutive or repeated scans or, within the same scan, ...
    • Article  

      Brain white matter lesions classification in multiple sclerosis subjects for the prognosis of future disability 

      Loizou, Christos P.; Kyriacou, Efthyvoulos C.; Seimenis, Ioannis; Pantzaris, Marios C.; Christodoulou, Chris C.; Pattichis, Constantinos S. (2011)
      This study investigates the application of classification methods for the prognosis of future disability on MRI-detectable brain white matter lesions in subjects diagnosed with clinical isolated syndrome (CIS) of multiple ...
    • Conference Object  

      Classification and data mining for hysteroscopy imaging in gynaecology 

      Neofytou, Marios S.; Loizou, A.; Tanos, Vasilios; Pattichis, Marios S.; Pattichis, Constantinos S. (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 ...
    • Conference Object  

      Color multiscale texture classification of hysteroscopy images of the endometrium 

      Neofytou, Marios S.; Tanos, Vasilios; Pattichis, Marios S.; Kyriacou, Efthyvoulos C.; Pattichis, Constantinos S.; Schizas, Christos N. (2008)
      The objective of this study was to investigate the diagnostic performance of a Computer Aided Diagnostic (CAD) system based on color multiscale texture analysis for the classification of hysteroscopy images of the endometrium, ...
    • 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 ...
    • Conference Object  

      De-speckle filtering in ultrasound imaging of the carotid artery 

      Christodoulou, Christodoulos I.; Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Kyriacou, Efthyvoulos C.; Pattichis, Marios S.; Schizas, Christos N.; Nicolaïdes, Andrew N. (2002)
      The main objective of this paper is to evaluate the classification performance of de-speckle filtering on ultrasound imaging of the carotid atherosclerotic plaque. The following procedure was investigated on 230 images ...
    • Book Chapter  

      Despeckle filtering of ultrasound images 

      Loizou, Christos P.; Pattichis, Constantinos S. (Springer New York, 2011)
      It is well known that speckle is a multiplicative noise that degrades the visual evaluation in ultrasound imaging. This necessitates the need for robust despeckling techniques for both routine clinical practice and ...
    • Conference Object  

      The effect of color correction of endoscopy images for quantitative analysis in endometrium 

      Neophytou, Michael S.; Pattichis, Constantinos S.; Tanos, Vasilios; Pattichis, Marios S.; Kyriacou, Efthyvoulos C.; Koutsouris, Demetrios Dionysios (2005)
      The objective of this study was to develop a standardized protocol for the capturing and analysis of endoscopy digital images for subsequent use in a Computer Aided Diagnosis (CAD) system in gynaecological cancer. Images ...
    • Article  

      Guest editorial introduction to the special issue on citizen centered e-health systems in a global healthcare environment: Selected papers from ITAB 2009 

      Pattichis, Constantinos S.; Schizas, Christos N.; Kyriacou, Efthyvoulos C.; Fotiadis, Dimitrios Ioannis; Pattichis, Marios S.; Bamidis, Panagiotis D. (2011)
      The January 2011 Special Issue of IEEE Transactions on Information Technology in Biomedicine includes selected papers from Information Technology in Biomedicine (ITAB 2009), held in the month of October in Cyprus. The ...
    • Conference Object  

      Multiscale morphological analysis of the atherosclerotic carotid plaque 

      Kyriacou, Efthyvoulos C.; Pattichis, Marios S.; Christodoulou, Christodoulos I.; Pattichis, Constantinos S.; Kakkos, Stavros K.; Nicolaïdes, Andrew N. (2005)
      The aim of this paper was to investigate the usefulness of multiscale morphological analysis in the assessment of atherosclerotic carotid plagues. Ultrasound images were recorded from 137 asymptomatic and 137 symptomatic ...
    • Article  

      Quality evaluation of ultrasound imaging in the carotid artery based on normalization and speckle reduction filtering 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Tyllis, Theodosis K.; Nicolaïdes, Andrew N. (2006)
      Image quality is important when evaluating ultrasound images of the carotid for the assessment of the degree of atherosclerotic disease, or when transferring images through a telemedicine channel, and/or in other image ...
    • Conference Object  

      Quantitative analysis of brain white matter lesions in multiple sclerosis subjects 

      Loizou, Christos P.; Pattichis, Constantinos S.; Seimenis, Ioannis; Pantzaris, Marios C. (2009)
      In this study the value of magnetic resonance image (MRI) shape and texture analysis was assessed in multiple sclerosis (MS) subjects, both in differentiating between normal or normal appearing and abnormal tissue and in ...
    • Article  

      Quantitative texture analysis of brain white matter lesions derived from T2-weighted MR images in MS patients with clinically isolated syndrome 

      Loizou, Christos P.; Petroudi, Styliani; Seimenis, Ioannis; Pantzaris, Marios C.; Pattichis, Constantinos S. (2015)
      Introduction: This study investigates the application of texture analysis methods on brain T2-white matter lesions detected with magnetic resonance imaging (MRI) for the prognosis of future disability in subjects diagnosed ...
    • Conference Object  

      Speckle reduction in ultrasound images of atherosclerotic carotid plaque 

      Loizou, Christos P.; Christodoulou, Chris C.; Pattichis, Constantinos S.; Istepanian, Robert Sh Habib; Pantzaris, Marios C.; Nicolaïdes, Andrew N. (Institute of Electrical and Electronics Engineers Inc., 2002)
      The objective of this work was to develop six speckle reduction-filtering techniques and evaluate them together with texture analysis in the assessment of 240 ultrasound images of the carotid artery. The de- speckled filters ...
    • Conference Object  

      Texture analysis of the endometrium during hysteroscopy: Preliminary results 

      Neophytou, Michael S.; Pattichis, Constantinos S.; Pattichis, Marios S.; Tanos, Vasilios; Kyriacou, Efthyvoulos C.; Pavlopoulos, Sotirios A.; Koutsouris, Demetrios Dionysios (2004)
      The objective of this study is to investigate the usefulness of texture analysis in the endometrium during hysteroscopy in endoscopic imaging of the uterine cavity. Endoscopy images from the endometrium from three subjects, ...
    • Conference Object  

      Texture analysis of the media-layer of the left and right common carotid artery 

      Loizou, Christos P.; Georgiou, Niki; Griffin, Maura B.; Kyriacou, Efthyvoulos C.; Nicolaïdes, Andrew N.; Pattichis, Constantinos S. (IEEE Computer Society, 2014)
      The intima-media thickness (IMT) of the common carotid artery (CCA) is a well-known indicator of cardiovascular disease (CVD). The objective of this study was to investigate the application of texture analysis of the medial ...
    • Conference Object  

      Texture-based classification of hysteroscopy images of the endometrium 

      Neofytou, Marios S.; Pattichis, Marios S.; Pattichis, Constantinos S.; Tanos, Vasilios; Kyriacou, Efthyvoulos C.; Koutsouris, Demetrios Dionysios (2006)
      The objective of this study was to classify hysteroscopy images of the endometrium based on texture analysis for the early detection of gynaecological cancer. A total of 418 Regions of Interest (ROIs) were extracted (209 ...