Browsing by Subject "Image analysis"

Now showing items 21-36 of 36

    • Article  

      Improved detection of breast cancer nuclei using modular neural networks 

      Schnorrenberg, F.; Tsapatsoulis, Nicolas; Pattichis, Constantinos S.; Schizas, Christos N.; Kollias, S.; Vassiliou, M.; Adamou, Adamos K.; Kyriacou, Kyriacos C. (2000)
      A modular neural network-based approach to detect and classify breast cancer nuclei stained for steroid receptors in hispathological sections is evaluated. The system named biopsy analysis support system (BASS) is designed ...
    • Conference Object  

      Integrated levels of detail 

      Stylianou, Georgios; Chrysanthou, Yiorgos L. (2006)
      We introduce a new mesh representation for arbitrary surfaces that integrates different levels of detail into the final representation. It is produced after remeshing an existing model and omits storing connectivity ...
    • Article  

      Investigation of the Relationship of Nonlinear Backscattered Ultrasound Intensity with Microbubble Concentration at Low MI 

      Lampaskis, Marios; AVERKIOU, MICHALAKIS A. (2010)
      Abstract: The aim of this study was to measure the relationship of image intensity with contrast agent concentration. In vitro experiments were performed with a flow phantom and a sulphur hexafluoride filled microbubble ...
    • Conference Object  

      Media thickness measurement of the common carotid artery 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Georgiou, Niki; Kyriacou, Efthyvoulos C. (2007)
      The intima-media thickness (IMT) of the common carotid artery (CCA) is widely used as an early indicator of the development of cardiovascular disease (CVD). It was proposed but not thoroughly investigated that the media ...
    • Conference Object  

      Multi feature texture analysis for the classification of carotid plaques 

      Christodoulou, Christodoulos I.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Tegos, Thomas J.; Nicolaïdes, Andrew N.; Elatrozy, Tarek S.; Sabetai, Michael; Dhanjil, S. (IEEE, 1999)
      The objective of this work was to develop a computer aided system which will facilitate the automated characterization of carotid plaques recorded from high resolution ultrasound images for the identification of individuals ...
    • Conference Object  

      New image processing models for opacity image analysis in chest radiographs 

      Pattichis, Marios S.; Muralldharan, H.; Pattichis, Constantinos S.; Soliz, P. (Institute of Electrical and Electronics Engineers Inc., 2002)
      The aim of this research is to develop new image processing models that can be used to characterize single opacities and opacity density within pre-selected regions of interest (ROI). We derive our new image processing ...
    • Article  

      The prognostic evaluation of tumor angiogenesis in invasive breast carcinoma 

      Ioachim, E.; Charchanti, A.; Charalabopoulos, K.; Tsanou, E.; Briassoulis, E. Ch; Karavasilis, V.; Pavlidis, Nicholas; Agnantis, Niki J. (2002)
      Microvessel density (MVD) was analyzed for associations with clinical and pathological factors as well as with other potential known prognostic factors such as: steroid receptor content (ER, PgR), p53 and proliferation ...
    • Conference Object  

      The promise of big data technologies and challenges for image and video analytics in healthcare 

      Panayides, Andreas S.; Pattichis, Constantinos S.; Pattichis, Marios S. (IEEE Computer Society, 2017)
      There is a growing need for developing fast and scalable methods for storing and processing large databases of healthcare images and videos. The paper reviews current medical image analysis techniques and the recent ...
    • Conference Object  

      Qualitative visual image analysis of bruise age determination: A survey 

      Dimitrova, T.; Georgieva, L.; Pattichis, Constantinos S.; Neofytou, Marios S. (2006)
      The evaluation of bruise color imaging is a very important task in forensic medicine. However, there is no standardized methodology in carrying out this task. In this paper, an attempt was made to review the different ...
    • Article  

      A review of noninvasive ultrasound image processing methods in the analysis of carotid plaque morphology for the assessment of stroke risk 

      Kyriacou, Efthyvoulos C.; Pattichis, Constantinos S.; Pattichis, Marios S.; Loizou, Christos P.; Christodoulou, Chris C.; Kakkos, Stavros K.; Nicolaïdes, Andrew N. (2010)
      Noninvasive ultrasound imaging of carotid plaques allows for the development of plaque-image analysis methods associated with the risk of stroke. This paper presents several plaque-image analysis methods that have been ...
    • Conference Object  

      A screening system for the assessment of opacity profusion in chest radiographs of miners with pneumoconiosis 

      Pattichis, Marios S.; Pattichis, Constantinos S.; Christodoulou, Christodoulos I.; James, D.; Ketai, L.; Soliz, P. (Institute of Electrical and Electronics Engineers Inc., 2002)
      The aim of this study was to develop a screening system of chest radiographs of miners with pneumoconiosis. Chest radiographs were of coal mine or silica dust exposed miners participating in a health screening program. A ...
    • Article  

      A standardised protocol for texture feature analysis of endoscopic images in gynaecological cancer 

      Neofytou, Marios S.; Tanos, Vasilios; Pattichis, Marios S.; Pattichis, Constantinos S.; Kyriacou, Efthyvoulos C.; Koutsouris, Demetrios Dionysios (2007)
      Background: In the development of tissue classification methods, classifiers rely on significant differences between texture features extracted from normal and abnormal regions. Yet, significant differences can arise due ...
    • 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 ...
    • Conference Object  

      Ultrasound image quality evaluation 

      Loizou, Christos P.; Pattichis, Constantinos S.; Istepanian, Robert Sh Habib; Pantzaris, Marios C.; Kyriacou, Efthyvoulos C.; Tyllis, Theodosis K.; Nicolaïdes, Andrew N. (Institute of Electrical and Electronics Engineers Inc., 2003)
      The objective of this work was to evaluate the image quality of two different ultrasound image scanners before and after de-speckle filtering. The evaluation was made by statistical and texture analysis, as well as by ...
    • Conference Object  

      Unmanned Aerial Vehicle (UAV) Decision-Making for Photovoltaic (PV) Plant Diagnostics Using Image and Electrical Data Analysis 

      Livera, Andreas; Carús Candás, Juan Luis; Fernández Martínez, Diego; Antonopoulos, Angelos; Petrakis, George; Tripolitsiotis, Achilleas; Partsinevelos, Partsinevelos; Koutroulis, Eftichis; Georghiou, George E (2023)
      This paper aims to develop an unmanned aerial vehicle (UAV) decision-making platform for accurate photovoltaic (PV) plant diagnosis and optimum operation and maintenance (O&M) activities. A modular approach was followed ...
    • Conference Object  

      Variogram methods for texture classification of atherosclerotic plaque ultrasound images 

      Jeromin, O. M.; Pattichis, Marios S.; Pattichis, Constantinos S.; Kyriacou, Efthyvoulos C.; Nicolaïdes, Andrew N. (2006)
      Stroke is the third leading cause of death in the western world and the major cause of disability in adults. The type and stenosis of extracranial carotid artery disease is often responsible for ischemic strokes, transient ...