User profiles for "author:P Ravazoula"

Panagiota Ravazoula

Verified email at upatras.gr
Cited by 2740

Brain tumor characterization using the soft computing technique of fuzzy cognitive maps

…, DT Glotsos, CD Stylios, P Ravazoula… - Applied soft …, 2008 - Elsevier
The characterization and accurate determination of brain tumor grade is very important
because it influences and specifies patient's treatment planning and eventually his life. A …

Advanced soft computing diagnosis method for tumour grading

…, PP Spyridonos, CD Stylios, P Ravazoula… - Artificial intelligence in …, 2006 - Elsevier
OBJECTIVE: To develop an advanced diagnostic method for urinary bladder tumour
grading. A novel soft computing modelling methodology based on the augmentation of fuzzy …

Distal embolism during percutaneous revascularization of infra-aortic arterial occlusive disease: an underestimated phenomenon

…, GC Kagadis, P Ravazoula… - Journal of …, 2006 - journals.sagepub.com
Purpose: To investigate distal embolism during endovascular procedures of the infra-aortic
arteries by utilizing a commercial filter basket and unveil any correlation between the …

Non‐palpable breast carcinomas: Correlation of mammographically detected malignant‐appearing microcalcifications and molecular prognostic factors

…, E Likaki‐Karatza, P Ravazoula… - … journal of cancer, 2002 - Wiley Online Library
Screening mammography has greatly increased the number of non‐palpable breast
carcinomas diagnosed in asymptomatic women. Malignant‐appearing microcalcifications …

Design of a multi-classifier system for discriminating benign from malignant thyroid nodules using routinely H&E-stained cytological images

…, P Spyridonos, D Glotsos, P Ravazoula… - Computers in biology …, 2008 - Elsevier
A multi-classifier diagnostic system was designed for distinguishing between benign and
malignant thyroid nodules from routinely taken (FNA, H&E-stained) cytological images. To …

[HTML][HTML] Versican but not decorin accumulation is related to malignancy in mammographically detected high density and malignant-appearing microcalcifications in …

SS Skandalis, VT Labropoulou, P Ravazoula… - BMC cancer, 2011 - Springer
Background Mammographic density (MD) and malignant-appearing microcalcifications
(MAMCs) represent the earliest mammographic findings of non-palpable breast carcinomas …

Immunohistochemical expression of glucose transporter Glut1 and cyclin D1 in breast carcinomas with negative lymph nodes.

P Ravazoula, A Batistatou, C Aletra… - European journal of …, 2003 - europepmc.org
All malignant cells appear to have increased needs for glucose in vitro as well as in vivo.
The enhanced glucose uptake is mediated through transporters (Gluts), whose action and …

Outflow protection filters during percutaneous recanalization of lower extremities' arterial occlusions: a pilot study

…, D Karnabatidis, K Katsanos, P Ravazoula… - European journal of …, 2005 - Elsevier
PURPOSE:: Filter devices are already employed for the protection of carotid, coronary and
renal distal vascular bed during endovascular procedures. This is a pilot study investigating …

Improving accuracy in astrocytomas grading by integrating a robust least squares mapping driven support vector machine classifier into a two level grade classification …

…, A Daskalakis, E Athanasiadis, P Ravazoula… - computer methods and …, 2008 - Elsevier
Grading of astrocytomas is an important task for treatment planning; however, it suffers from
significantly great inter-observer variability. Computer-assisted diagnosis systems have …

Real time decision support system for diagnosis of rare cancers, trained in parallel, on a graphics processing unit

…, D Glotsos, S Kostopoulos, P Ravazoula… - Computers in biology …, 2012 - Elsevier
In the present study a new strategy is introduced for designing and developing of an efficient
dynamic Decision Support System (DSS) for supporting rare cancers decision making. The …