Search Results - "Balas, Costas"

Hyperspectral imaging and spectral classification for pigment identification and mapping in paintings by El Greco and his workshop by Balas, Costas, Epitropou, George, Tsapras, Athanasios, Hadjinicolaou, Nicos

“…The identification of painting materials is of essential importance for artistic and scientific analysis of objects of artistic and historic value. In this…”
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Coherent XUV Multispectral Diffraction Imaging in the Microscale by Petrakis, Stylianos, Skoulakis, Alexandros, Orphanos, Yannis, Grigoriadis, Anastasios, Andrianaki, Georgia, Louloudakis, Dimitrios, Kortsalioudakis, Nathanail, Tsapras, Athanasios, Balas, Costas, Zouridis, Dimitrios, Pachos, Efthymios, Bakarezos, Makis, Dimitriou, Vasilios, Tatarakis, Michael, Benis, Emmanouil P., Papadogiannis, Nektarios A.

“…The rapid growth of nanotechnology has increased the need for fast nanoscale imaging. X-ray free electron laser (XFEL) facilities currently provide such…”
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Dynamic Spectral Imaging: Improving Colposcopy by SOUTTER, William P, DIAKOMANOLIS, Emmanuel, PERRYMAN, Karen, HIRD, Vicky, HILARY BUCKLEY, C, PAVIAKIS, Kitty, MARKAKI, Sofia, DINA, Roberto, HEALY, Vourneen, BALAS, Costas, LYONS, Deirdre, GHAEM-MAGHAMI, Sadaf, AJALA, Tosin, HAIDOPOULOS, Dimitrios, DOUMPLIS, Dimitrios, KALPAKTSOGLOU, Costas, SAKELLAROPOULOS, Gerasimos, SOLIMAN, Suzan

“…Purpose: Colposcopy occupies a key role in the prevention of cervical cancer by identifying preinvasive or invasive lesions. However, colposcopy is subjective…”
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In vivo detection and staging of epithelial dysplasias and malignancies based on the quantitative assessment of acetic acid–tissue interaction kinetics by Balas, Costas J, Themelis, George C, Prokopakis, Emmanuel P, Orfanudaki, Irene, Koumantakis, Eugenios, Helidonis, Emmanuel S

“…A novel approach to the problem of non-destructive detection and staging of tissue lesions is presented. The method relies on the in vivo quantitative…”
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In vivo detection of human papilloma virus-induced lesions of anogenital area after application of acetic acid: a novel and accurate approach to a trivial method by Stefanaki, Irene M, Tosca, Androniki D, Themelis, George C, Vazgiouraki, Eleftheria M, Dokianakis, Despina N, Panayiotidis, John G, Spandidos, Demetrios A, Balas, Costas J

“…Human papilloma virus infection is increasing at an alarming rate. The ability of the virus to establish a subclinical infection and its association with…”
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Bootstrap clustering approaches for organization of data: Application in improving grade separability in cervical neoplasia by Vourlaki, Ioanna, Balas, Costas, Livanos, George, Vardoulakis, Manos, Giakos, George, Zervakis, Michalis

“…[Display omitted] •Explore methods of data self-organization into meaningful classes via quantifiable measures and application in the staging of…”
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A novel optical imaging method for the early detection, quantitative grading, and mapping of cancerous and precancerous lesions of cervix by Balas, C.

“…Describes a novel optical imaging method for the in vivo early detection, quantitative staging, and mapping of cervical cancer and precancer. A multispectral…”
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Estimation of Neoplasia-Related Biological Parameters Through Modeling and Sensitivity Analysis of Optical Molecular Imaging Data by Papoutsoglou, George S., Balas, Costas

“…We combine system's biology approaches with in vivo optical molecular imaging of epithelial neoplasia for estimating disease-specific biological parameters…”
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In Vivo Molecular Imaging of Cervical Neoplasia Using Acetic Acid as Biomarker by Balas, C., Papoutsoglou, G., Potirakis, A.

“…In this paper, a molecular imaging method employing acetic acid dilute solution as a biomarker is described. An interpretation of the biophysical processes…”
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Spectral data self-organization based on bootstrapping and clustering approaches by Vourlaki, Ioanna, Livanos, George, Zervakis, Michalis, Balas, Costas, Giakos, George

“…This study introduces a novel technique for self-organizing data, without any prior knowledge on their statistical distribution, fusing efficient strategies…”
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A novel hyper-spectral imaging apparatus for the non-destructive analysis of objects of artistic and historic value by Balas, Costas, Papadakis, Vassilis, Papadakis, Nicolas, Papadakis, Antonis, Vazgiouraki, Eleftheria, Themelis, George

“…We have developed a computer controllable hyper-spectral imaging apparatus, capable of acquiring spectral images of 5 nm bandwidth and with 3 nm tuning step,…”
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Novel optical imaging technologies for in vivo diagnosis and screening by Balas, C.

“…There is currently an ongoing revolution in in vivo optical imaging. Important new developments allow for unprecedented visualization of tissue microstructure…”
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Hyperspectral imaging: potential in non-destructive analysis of palimpsests by Rapantzikos, K., Balas, C.

“…Palimpsests -twice written manuscripts- are of great interest since they may contain important hidden text underneath the visible one. Hyperspectral imaging…”
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An imaging colorimeter for noncontact tissue color mapping by Balas, C.

“…There has been a considerable effort in several medical fields, for objective color analysis and characterization of biological tissues. Conventional…”
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Wavelet and physical parametric analysis of the AcetoWhitening optical effect: Comparative evaluation of performances in non-invasive diagnosis of cervical Neoplasia by Margariti, V, Zervakis, M, Balas, C

“…The quantitative assessment of the dynamic scattering characteristics associated with the Aceto-Whitening (AW) effect provides a powerful tool for the in vivo…”
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A novel spectral microscope system: application in quantitative pathology by Papadakis, A., Stathopoulos, E., Delides, G., Berberides, K., Nikiforidis, G., Balas, C.

“…A novel spectral microscope system is presented together with a method for the quantitative assessment of the uptake by histologic samples of stains used in…”
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Yellowing effect and discoloration of pigments: experimental and theoretical studies by Zafiropulos, Vassilis, Balas, Costas, Manousaki, Alexandra, Marakis, Yiorgos, Maravelaki-Kalaitzaki, Pagona, Melesanaki, Krystalia, Pouli, Paraskevi, Stratoudaki, Theodosia, Klein, Stefan, Hildenhagen, Jens, Dickmann, Klaus, Luk’Yanchuk, Boris S, Mujat, Claudia, Dogariu, Aristide

“…Two issues of great interest in the field of lasers in artwork conservation are the so-called yellowing effect and the discoloration of pigments. We have…”
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Laser cleaning of inorganic encrustation on excavated objects: evaluation of the cleaning result by means of multi-spectral imaging by Pouli, Paraskevi, Zafiropulos, Vassilis, Balas, Costas, Doganis, Yianna, Galanos, Amerimni

“…This report addresses the removal of inorganic encrustations from excavated marble objects. The use of laser radiation was compared with established cleaning…”
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A novel hyperspectral camera and analysis platform for the non-destructive material identification and mapping: An application in paintings by El Greco by Balas, Costas, Epitropou, George, Tsapras, Athanasios, Hadjinicolaou, Nikos

“…Non-destructive point spectroscopic techniques and destructive methods based on sampling and ex-situ analysis are not efficient for examining large areas of…”
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Dynamic contrast enhanced optical imaging of cervix, in vivo: A paradigm for mapping neoplasia-related parameters by Papoutsoglou, George, Giakoumakis, Theodoros-Marios, Balas, Costas

“…We present a novel biophotonic method and imaging modality for estimating and mapping neoplasia-specific functional and structural parameters of the cervical…”
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