Browsing by Subject "Medical imaging"

Now showing items 1-20 of 39

    • 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 ...
    • Conference Object  

      Adaptive neural network imaging in medical systems 

      Pattichis, Constantinos S.; Pattichis, Marios S. (2001)
      Recent technological advances in medicine facilitated the development of sophisticated equipment enabling the better delivery of health care services. In parallel, artificial neural networks emerged as promising tools 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  Open Access

      CD-ROM based digital film library for radiography students 

      Wells, Peter; Glisson, Mike; Baird, Marilyn (Pedagogical Faculty of University of Ostrava, 2001)
      The structure, organisation and use of digital (CD-ROM) radiography and medical imaging film library, based on an analog (film) collection, is described. The analog collection has been specialised for radiographic educational ...
    • Conference Object  

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

      Molinari, F.; Loizou, Christos P.; Zeng, G.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Liboni, W.; Nicolaïdes, Andrew N.; Suri, J. S. (2011)
      Since 2005, our research team has been developing automated techniques for carotid artery (CA) wall segmentation and intima-media thickness (IMT) measurement. We developed a snake-based technique (which we named CULEX 1,2), ...
    • Conference Object  

      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 ...
    • 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 ...
    • Conference Object  

      Effect of posture change on the geometric features of the healthy carotid bifurcation 

      Aristokleous, Nicolas; Seimenis, Ioannis; Papaharilaou, Yannis; Georgiou, Georgios C.; Brott, B. C.; Anayiotos, Andreas S. (2009)
      Segmented cross sectional MRI images were used to construct 3D virtual models of the carotid bifurcation in 5 healthy volunteers. Geometric features such as bifurcation angle, planarity angle, asymmetry angle tortuosity ...
    • Conference Object  

      Evaluation of spatial dependence matrices on multiscale instantaneous amplitude for mammogram classification 

      Petroudi, Styliani; Constantinou, Ioannis P.; Pattichis, Marios S.; Tziakouri, Chrysa H.; Tziakouri, Chrysa H.; Pattichis, Constantinos S. (Springer Verlag, 2015)
      Breast cancer is the most common cancer in women. Mammography is the only breast cancer screening method that has proven to be effective. Mammographic breast density is increasingly assessed towards the development of more ...
    • Article  

      Experimental methods for flow and aerosol measurements in human airways and their replicas 

      Lizal, F.; Jedelsky, J.; Morgan, K.; Bauer, K.; Llop, J.; Cossio, U.; Kassinos, Stavros C.; Verbanck, S.; Ruiz-Cabello, J.; Santos, A.; Koch, E.; Schnabel, C. (2018)
      Recent developments in the prediction of local aerosol deposition in human lungs are driven by the fast development of computational simulations. Although such simulations provide results in unbeatable resolution, significant ...
    • 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 ...
    • Conference Object  

      Global optimization for motion estimation with applications to ultrasound videos of carotid artery plaques 

      Murillo, S.; Pattichis, Marios S.; Soliz, P.; Barriga, S.; Loizou, Christos P.; Pattichis, Constantinos S. (2010)
      Motion estimation from digital video is an ill-posed problem that requires a regularization approach. Regularization introduces a smoothness constraint that can reduce the resolution of the velocity estimates. The problem ...
    • Article  

      High-resolution, low-delay, and error-resilient medical ultrasound video communication using H.264/AVC over mobile WiMAX networks 

      Panayides, Andreas S.; Antoniou, Zinonas C.; Mylonas, Yiannos; Pattichis, Marios S.; Pitsillides, Andreas; Pattichis, Constantinos S. (2013)
      In this study, we describe an effective video communication framework for the wireless transmission of H.264/AVC medical ultrasound video over mobile WiMAX networks. Medical ultrasound video is encoded using diagnostically ...
    • Conference Object  

      Hybrid neural network electromyographic system: Incorporating the WISARD net 

      Pattichis, Constantinos S.; Schizas, Christos N.; Sergiou, A.; Schnorrenberg, F. (IEEE, 1994)
      Clinical electromyography (EMG) provides useful information for the diagnosis of neuromuscular disorders. The utility of artificial neural networks trained with the backpropagation, the Kohonen's self-organizing feature ...
    • Conference Object  

      Image analysis system for automated detection of breast cancer nuclei 

      Tsapatsoulis, Nicolas; Schnorrenberg, Frank; Pattichis, Constantinos S.; Kollias, Stefanos (IEEE Comp Soc, 1997)
      A study for breast cancer nuclei detection is presented in this paper. The proposed algorithm determines the centers of nuclei in biopsy images using block-based processing of the images followed by singular value decomposition ...
    • 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  

      Mechanical stress regulates tissue oxygenation, cancer cell proliferation and drug delivery during progression of solid tumors 

      Mpekris, F.; Angeli, S.; Pirentis, A. P.; Stylianopoulos, T. (Springer Verlag, 2016)
      Oxygen supply plays a central role in cancer cell proliferation. While vascular density increases at the early stages of carcinogenesis, mechanical solid stresses developed during growth compress tumor blood vessels and, ...
    • Article  

      Medical imaging fusion applications: An overview 

      Pattichis, Constantinos S.; Pattichis, Marios S.; Micheli-Tzanakou, Litsa Evangelia (2001)
      Computer aided fusion of multi modality medical images provides a very promising diagnostic tool with numerous clinical applications. The objective of this paper is to present an overview of medical imaging fusion techniques ...
    • Conference Object  

      Medical imaging with neural networks 

      Pattichis, Constantinos S.; Constantinides, Anthony G. (IEEE, 1994)
      The objective of this paper is to provide an overview of the recent developments in the use of artificial neural networks in medical imaging. The areas of medical imaging that are covered include: ultrasound, magnetic ...
    • 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 ...