Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2017Chapter 7: Advanced Applications of Volume Visualization Methods in Medicine
Sakas, G.; Karangelis, G.; Pommert, A.
Book Article
2016Accurate 3D-reconstruction and -navigation for high-precision minimal-invasive interventions
El Hakimi, Wissam
: Fellner, Dieter W. (Referent); Sakas, Georgios (Referent); Schipper, Jörg (Referent)
Dissertation
2016A software tool for planning and evaluation of non-linear trajectories for minimally invasive lateral skull base surgery
Fauser, Johannes; Stenin, Igor; Kristin, J.; Klenzer, T.; Schipper, Jörg; Sakas, Georgios
Conference Paper
2015Adaptive voxel-based classifier for semi-automatic segmentation of tumors in the head and neck area based on T2-weighted MRI image data
Appelhans, Lukas
: Sakas, Georgios (Prüfer); Jung, Florian (Betreuer)
Bachelor Thesis
2015Graph-matching and FEM-based registration of computed tomographies for outcome validation of liver interventions
Oyarzun Laura, Cristina
: Fellner, Dieter W. (Referent); Sakas, Georgios (Referent); Bale, Reto (Referent)
Dissertation
2015Portable 3D/4D Ultrasound Diagnostic Imaging System (PUDIS)
Weber, P.; Konstantinos, K.; Stegiopoulos, s.; Sakas, G.; Wesarg, S.; Speicher, D.; Freiber, A.; Noll, M.
Report
2015Vertebrae detection in head and neck MRI images using a particle filter method based on image features
Kalali Emghani, Amir
: Sakas, Georgios (1. Gutachter); Jung, Florian (Betreuer)
Master Thesis
2015Visual comparison of 3D medical image Segmentation Algorithms Based on Statistical Shape Models
Geurts, Alexander; Sakas, Georgios; Kuijper, Arjan; Becker, Meike; Landesberger, Tatiana von
Conference Paper
2014Bronchoskopische Navigation mittels Pose Estimation des C-Bogens aus musterkodierten Fluoroskopie-Aufnahmen
Steger, Teena
: Fellner, Dieter W. (Referent); Sakas, Georgios (Referent); Wagner, Manfred (Referent)
Dissertation
2014Detektion von Tumorgewebe und invasiver Tumorgrenze in CD3/CD8 gefärbten Gewebeschnitten (Histopathologien)
Wang, Anqi
: Sakas, Georgios (1. Gutachter); Noll, Matthias (2. Gutachter)
Master Thesis
2014Integrierte miniaturisierte Kameras zur Instrument- und Zielfindung in medizinischen Anwendungen
Hoßbach, Martin
: Sakas, Georgios (Referent); Fellner, Dieter W. (Referent)
Dissertation
2014Kombiniertes Katheternavigations- und -simulationssystem
Wesarg, Stefan; Sakas, Georgios
Patent
2014Minimally invasive multiport surgery of the lateral skull base
Stenin, Igor; Hansen, Stefan; Becker, Meike; Sakas, Georgios; Fellner, Dieter W.; Klenzner, Thomas; Schipper, Jörg
Journal Article
2014Path planning for multi-port lateral skull base surgery based on first clinical experiences
Becker, Meike; Hansen, Stefan; Wesarg, Stefan; Sakas, Georgios
Conference Paper
2014Patientenspezifische Planung für die Multi-Port Otobasischirurgie
Becker, Meike
: Sakas, Georgios (Referent); Fellner, Dieter W. (Referent); Schipper, Jörg (Referent)
Dissertation
2013Enhanced vessel segmentation in ultrasound by registration with CT
Weiler, Marcel
: Sakas, Georgios (1. Gutachter); Keil, Matthias (2. Gutachter)
Bachelor Thesis
2013Registrierung und Segmentierung von Lymphknoten aus multimodalen Zeitreihen im Kopf-Hals-Bereich
Steger, Sebastian
: Fellner, Dieter W. (Referent); Sakas, Georgios (Referent)
Dissertation
2013Ultraschallbasierte Navigation für die minimalinvasive onkologische Nieren- und Leberchirurgie
Keil, Matthias
: Sakas, Georgios (Referent); Fellner, Dieter W. (Referent); Mönch, Christian (Referent)
Dissertation
2012Abdominal imaging. Computational and clinical applications
: Yoshida, Hiroyuki (Ed.); Sakas, Georgios (Ed.); Linguraru, Marius George (Ed.)
Conference Proceedings
2012Abdominal imaging. Computational and clinical applications. Preface
Yoshida, H.; Sakas, G.; Linguraru, M.G.
Conference Paper
2012Evaluierung von Algorithmen zur Segmentierung von Lymphknoten in CT Datensätzen
Bozoglu, Y. Nazli
: Sakas, Georgios (Referent); Steger, Sebastian (Betreuer)
Master Thesis
2012Extraction of hepatic veins in contrast enhanced CT with application to interventional planning
Drechsler, Klaus
: Sakas, Georgios (Referent); Fellner, Dieter W. (Referent); Mönch, Christian (Referent)
Dissertation
2012FIST: Fast interactive segmentation of tumors
Steger, Sebastian; Sakas, Georgios
Conference Paper
2012Image gradient based shape prior for the segmentation of not that spherical structures
Steger, Sebastian; Sakas, Georgios
Conference Paper
2012Intraoperative registration for liver tumor ablation
Oyarzun Laura, Cristina; Drechsler, Klaus; Erdt, Marius; Keil, Matthias; Noll, Matthias; Beni, Stefano de; Sakas, Georgios; Solbiati, Luigi
Conference Paper
2012Markeranordnung und Verfahren zur intraoperativen Bestimmung einer Position und Orientierung eines beweglichen bildgebenden Systems
Sakas, Georgios; Steger, Teena
Patent
2012Non-uniform deformable volumetric objects for medical organ segmentation and registration
Erdt, Marius
: Sakas, Georgios (Referent); Fellner, Dieter W. (Referent); Vogl, Thomas J. (Referent)
Dissertation
2012Regmentation: A new view of image segmentation and registration
Erdt, Marius; Steger, Sebastian; Sakas, Georgios
Journal Article
2011Automatic shape based deformable registration of multiphase contrast enhanced liver CT volumes
Erdt, Marius; Sakas, Georgios; Hammon, Matthias; Beni, Stefano de; Solbiati, Luigi; Cavallaro, Alexander
Conference Paper
2011Effect of using different U/S probe Standoff materials in image geometry for interventional procedures: The example of prostate
Diamantopoulos, Stefanos; Milickovic, Natasa; Butt, Saeed; Katsilieri, Zaira; Kefala, Vasiliki; Zogal, Pawel; Sakas, Georgios; Baltas, Dimos
Journal Article
2011Evaluierung von CT-Rekonstruktionsalgorithmen in OpenCL
Uspenskiy, Artem
: Sakas, Georgios (Betreuer)
Master Thesis
2011Ein neues Konzept eines Integrierten Assistenzsystems für die navigierte Weichteilchirurgie
Stallkamp, J.; Drechsler, K.; Bergen, T.; Kaltenbacher, D.; Burisch, M.; Kage, A.; Münzenmayer, C.; Sakas, G.; Werner, N.; Wechsler, A.; Winter, C.; Wittenberg, T.
Journal Article, Conference Paper
2011A novel stereotactic prostate biopsy system integrating pre-interventional magnetic resonance imaging and live ultrasound fusion
Hadaschik, Boris A.; Kuru, Timur H.; Tulea, Corina; Rieker, Philip; Popeneciu, Ionel V.; Simpfendörfer, Tobias; Huber, Johannes; Zogal, Pawel; Teber, Dogu; Pahernik, Sascha; Roethke, Matthias; Zamecnik, Patrik; Roth, Wilfried; Sakas, Georgios; Schlemmer, Heinz-Peter; Hohenfellner, Markus
Journal Article
2011Verfahren zur Segmentierung von Objekten in einem dreidimensionalen Bilddatensatz mithilfe eines deformierbaren Modells
Sakas, Georgios; Schlegel, Patrice; Erdt, Marius
Patent
2010A 3D-elastography-guided system for laparoscopic partial nephrectomies
Stolka, Philipp J.; Keil, Matthias; Sakas, Georgios; McVeigh, Elliot R.; Allaf, Mohamad E.; Taylor, Russell H.; Boctor, Emad
Conference Paper
2010Computer aided segmentation of kidneys using locally shape constrained deformable models on CT images
Erdt, Marius; Sakas, Georgios
Conference Paper
2010Data fusion and image-guided medical interventions
Sakas, Georgios
Conference Paper
2010The effects of radiometry on the accuracy of intensity based registration
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, Wolfgang-Dieter; Stilla, Uwe
Conference Paper
2010Optische Verfolgung von Kopfbewegungen während der Magnetresonanztomographie durch ein modellbasiertes Verfahren
Wagener, Sebastien
: Hoßbach, Martin (Betreuer); Sakas, Georgios (Referent); Schultz, Tanja (Korreferent)
Thesis
2010A radiometry tolerant method for direct 3D/2D registration of computed tomography data to x-ray images
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, Wolfgang-Dieter; Stilla, Uwe
Conference Paper
2010Simulation and "VirtuaI Patient" in Radiotherapy
Sakas, Georgios; Baltas, Dimos; Zamboglou, Nikos
Journal Article
2010Whole'O'Hand - a holistic intervention and interaction system
Stallkamp, Jan; Drechsler, Klaus; Bergen, Tobias; Kaltenbacher, Dominik; Burisch, Michael; Kage, Andreas; Münzenmayer, Christian; Sakas, Georgios; Werner, Norman; Wechsler, Axel; Winter, Christian; Wittenberg, Thomas
Journal Article, Conference Paper
2009"MISS Heart": Assisting systems for minimal invasive smart suturing in cardiac surgery - a conceptually closed-loop approach
Wittenberg, Thomas; Drechsler, Klaus; Kaltenbacher, Dominik; Friedl, Sven; Rotinat-Libersa, Christine; Reis, Christian; Betta, Marie di; Sakas, Georgios; Perrot, Yann; Stallkamp, Jan; Kondruweit, Markus
Conference Paper
2009Advanced applications of volume visualization methods in medicine
Sakas, Georgios; Karangelis, Grigorios; Pommert, Andreas
Book Article
2009Closed loop: A classification framework for interventional procedures
Sakas, Georgios; Grimm, Marcus; Beni, Stefano de; Solbiati, Luigi
Conference Paper
2009Erweiterung modellbasierter Segmentierung durch lokale Deformationskriterien
Erdt, Marius; Tulchiner, Roman; Sakas, Georgios
Conference Paper
2009Feature extraction from medical images for an oral cancer reoccurrence prediction environment
Steger, Sebastian; Erdt, Marius; Chiari, Gianfranco; Sakas, Georgios
Conference Paper
2009A portable medical unit for medical imaging telecollaboration
Sachpazidis, Ilias; Kontaxakis, George; Sakas, Georgios
Conference Paper
2009T@HIS: A satellite based telemedicine network for imaging teleconsultations
Sachpazidis, Ilias; Callejo, Elica; Sakas, Georgios
Journal Article
2009Towards computer assisted cardiac catheterization
Drechsler, Klaus; Oyarzun Laura, Cristina; Sakas, Georgios
Conference Paper
2009Towards improving cardiac catheterizations through 3D visualization using CT angiography
Drechsler, Klaus; Oyarzun Laura, Cristina; Sakas, Georgios
Abstract
2009TraumaStation: A portable telemedicine station
Rizou, Despoina; Sachpazidis, Ilias; Salvatore, Luca; Sakas, Georgios
Conference Paper
2009Ultrasound and CT registration quality: Elastography vs. classical B-mode
Keil, Matthias; Stolka, Philipp J.; Wiebel, Marion; Sakas, Georgios; McVeigh, Elliot R.; Taylor, Russell H.; Boctor, Emad
Conference Paper
2008Automatische multimodale nicht-elastische Registrierung und Visualisierung medizinischer 2D, 3D und 4D Datensätze
Firle, Evelyn
: Encarnação, José L. (Referent); Sakas, Georgios (Referent)
Dissertation
2008Automatisierung der 3D-Rekonstruktion aus mehreren Tiefenbildern durch Optimierung prädizierter Qualitätsgewinne
Klein, Konrad
: Sakas, Georgios (Referent); Teschner, Matthias (Referent); Goesele, Michael (Referent)
Dissertation
2008Autonomous navigation assistant for MRI guided interventions
Friebe, M.; Sachtler, D.; Hellwig, S.; Schlüter, M.; Sakas, Georgios; Jorczyck, U.
Conference Paper
2008Entwicklung eines Software Artikulators zur Simulation von Kieferbewegungen
Berckmann, Eva
: Sakas, Georgios (Betreuer); Steinbrecher, Tillmann (Betreuer)
Thesis
2008Geometry calibration for x-ray equipment in radiation treatment devices
Selby, Peter; Sakas, Georgios; Walter, Stefan; Stilla, Uwe
Conference Paper
2008Geometry Calibration for X-ray Equipment in Radiation Treatment Devices and Estimation of Remaining Patient Alignment Errors
Selby, Peter; Sakas, Georgios; Walter, Stefan; Stilla, Uwe
Conference Paper
2008Image and medical data communication protocols for telemedicine and teleradiology
Sachpazidis, Ilias
: Encarnação, José L. (Referent); Sakas, Georgios (Referent)
Dissertation
2008Internal evaluation of registration results for radiographic images
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, W.-D.; Stilla, Uwe
Conference Paper
2008Medication intake assessment
Sachpazidis, Ilias; Sakas, Georgios
Conference Paper
2008Monitoring medication intake and adherence assessment
Sachpazidis, I.; Sakas, G.
Conference Paper
2008Patient alignment estimation in six degrees of freedom using a CT-scan and a single x-ray image
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, W.-D.; Stilla, Uwe
Conference Paper
2008PO@Health - A medical training telemedicine case study based on ultrasound images over an hybrid power line network
Binotto, A.P.D.; Avila, F.; Pereira, C.E.; Lochpe, C.; Sachpazidis, I.; Sakas, G.
Conference Paper
2008Reconstruction and registration of multispectral X-ray images for reliable alignment correction in radiation treatment devices
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, W.-D.; Stilla, Uwe
Conference Paper
2008Selective X-Ray Reconstruction and Registration for Pose Estimation in 6 Degrees of Freedom
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, W.-D.; Stilla, Uwe
Conference Paper
20072D-3D and 3D-3D fusion imaging (US & CT/MR): Interventional US applied to prostate brachytherapy
Baltas, Dimos; Sakas, Georgios; Steckenreiter, O.; Karabis, A.; Giannouli, S.; Sauvonet, B.; Zamboglou, N.
Conference Paper
20072D-3D fusion imaging (US & CT/MR): Interventional US applied to liver RF ablation
Beni, S. de; Grimm, Marcus; Maccio, M.; Sakas, Georgios; Solbiati, L.
Conference Paper
20073D aignment correction for proton beam treatment
Selby, Peter; Sakas, Georgios; Walter, Stefan
Conference Paper
2007Detection of pose changes for spatial objects from projective images
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, W.-D.; Stilla, Uwe
Conference Paper
2007Freehand 3D/4D ultrasound: Extending existing U/S devices
Sakas, Georgios; Grimm, Marcus
Conference Paper
2007MiniPACS implementation in telemedicine
Sakas, Georgios; Muller, M.
Conference Paper
2007Pose estimation of eyes for particle beam treatment of tumors
Selby, Peter; Sakas, Georgios; Walter, Stefan; Groch, W.-D.; Stilla, U.
Conference Paper
2007Segmentation and navigation support of clinical data sets to simulate the bronchoscopy and rhinoscopy
Dold, Christian; Bockholt, Ulrich; Roth, Marcus; Heussel, Claus Peter; Gosepath, Jan; Sakas, Georgios
Conference Paper
2007Simulations- und Trainingsystem für die Bronchoskopie / Rhinoskopie durch klinische Datensätze
Dold, Christian; Bockholt, Ulrich; Roth, Marcus; Heussel, Claus Peter; Gosepath, Jan; Sakas, Georgios
Conference Paper
20063D Visualization
Sakas, G.; Pommert, A.
Book Article
2006Advantages and limitations of prospective head motion compensation for MRI using an optical motion tracking device
Dold, C.; Zaitsev, M.; Speck, O.; Firle, E.; Hennig, J.; Sakas, G.
Journal Article
2006Enhanced medical services in Amazon over AmerHis satellite
Sachpazidis, I.; Selby, P.; Binotto, A.; Sakas, G.; Pereira, C.
Conference Paper
2006European health telematics networks for positron emission tomography
Kontaxakis, G.; Pozo, M.A.; Ohl, R.; Visvikis, D.; Sachpazidis, I.; Ortega, F.; Guerra, P.; Cheze-Le Rest, C.; Selby, P.; Pan, L.; Diaz, J.; Dimitrakopoulou-Strauss, A.; Santos, A.; Strauss, L.; Sakas, G.
Journal Article, Conference Paper
2006Guest Editors' Introduction: Simulators and closed interaction loops
Sakas, G.; Bockholt, U.
Journal Article
2006An integrated teleconsultation and intelligent computer supported collaborative work platform for PET
Kontaxakis, G.; Ohl, R.; Sachpazidis, I.; Visvikis, D.; Santos, A.; Strauss, L.; Pozo, M.A.; Sakas, G.
Abstract
2006Integrated telemedicine applications and services for oncological positron emission tomography
Kontaxakis, G.; Visvikis, D.; Ohl, R.; Sachpazidis, I.; Suarez, J.; Selby, P.; Cheze-Le Rest, C.; Santos, A.; Ortega, F.; Diaz, J.; Pan, L.; Strauss, L.; Dimitrakopoulou-Strauss, A.; Sakas, G.; Pozo, M.
Journal Article
2006Interaktives hybrides Rendering mit Schnittoperationen
Balwierz, M.
: Sakas, G. (Prüfer)
Bachelor Thesis
2006Magnetic resonance imaging of freely moving objects
Zaitsev, M.; Dold, C.; Sakas, G.; Hennig, J.; Speck, O.
Journal Article
2006A medical network for teleconsultations in Brazil and Colombia
Sachpazidis, I.; Kiefer, S.; Selby, P.; Ohl, R.; Sakas, G.
Conference Paper
2006Mobile tele-echography systems - teleinvivo
Kontaxakis, G.; Sakas, G.; Walter, S.
Book Article
2006Processing and segmentation of 3D images
Sakas, G.; Pommert, A.
Book Article
2006T@lemed: Ehealth applications applied to underserved areas in Latin America
Sachpazidis, I.; Ohl, R.; Binotto, A.; Torres, M.S.; Messina, L.A.; Sales, A.; Gomes, R.; Sakas, G.
Journal Article
2006T@LEMED: Medical imaging tele-cooperation technologies providing medical services in Latin America
Sachpazidis, I.; Konnis, G.; Kiefer, S.; Rohm, K.; Lozano, A.; Yunda, L.; Selby, P.; Binotto, A.; Messina, L.A.; Sakas, G.
Conference Paper
2006TeleHealth networks. Instant messaging and point-to-point communication over the internet
Sachpazidis, I.; Ohl, R.; Kontaxakis, G.; Sakas, G.
Journal Article
2006Virtuelle Analyse und Simulation im Bereich der Bronchoskopie und Rhinoskopie mit echten Patientendaten
Dold, C.; Bockholt, U.; Sakas, G.; Roth, M.
Conference Paper
20053D simulation of external beam radiotherapy
Karangelis, G.
: Encarnacao, J.L. (Prüfer); Sakas, G. (Prüfer)
Dissertation
2005Accuracy of biopsy needle navigation using the Medarpa system-computed tomography reality superimposed on the site of intervention
Khan, M.F.; Dogan, S.; Maataoui, A.; Gurung, J.; Schiemann, M.; Ackermann, H.; Wesarg, S.; Sakas, G.; Vogl, T.J.
Journal Article
2005Anwendungen der Virtuellen und Erweiterten Realität in der Medizin
Sakas, G.; Bockholt, U.
Conference Paper
2005Applying telemedicine to remote and rural underserved regions in brazil using eMedical consulting tool
Sachpazidis, I.; Ohl, R.; Polanczyk, C.; Torres, M.; Messina, L.A.; Sales, A.; Sakas, G.
Conference Paper
2005Chirurgisches Training mit Technologien der Virtuellen Realität
Sakas, G.; Bockholt, U.
Journal Article
2005Detektion von Merkmalen in sequentiellen medizinischen Bildern
Müller, M.P.
: Sakas, G. (Prüfer)
Thesis
2005Prospective head motion compensation for MRI by updating the gradients and radio frequency during data acquisition
Dold, C.; Zaitsev, M.; Speck, O.; Firle, E.; Hennig, J.; Sakas, G.
Conference Paper
2005Redes Telemáticas Transeuropeas para la Tomografía por Emisión de Positrones: el Proyecto TENPET
Kontaxakis, G.; Guerra, P.; Ohl, R.; Sachpazidis, I.; Strauss, L.; Ortega, F.; Visvikis, D.; Diaz, J.; Cheze-Le Rest, C.; Dimitrakopoulou-Strauss, A.; Pan, L.; Santos, A.; Sakas, G.; Pozo, M.
Conference Paper
2005Roboter
Klein, K.; Sakas, G.; Schumann, H.
Patent
2005Segmentierung von Strukturen mit unscharfen Rändern in medizinischen Bilddaten
Schröer, T.
: Sakas, G. (Prüfer); Wesarg, S. (Prüfer)
Thesis
2005Telemonitoring of medication adherence in patients with Schizophrenia
Frangou, S.; Sachpazidis, I.; Stasinakis, A.; Sakas, G.
Journal Article
2004The compensation of head motion artifacts using an infrared tracking system and a new algorithm for fMRI
Dold, C.; Younis, W.; Winter, J.; Sakas, G.; Firle, E.; Stergiopoulos, S.
Conference Paper
2004Computer aided surgery based on auto-stereoscopic augmented reality
Paloc, C.; Carrasco, E.; Macía, I.; Gómez, R.; Barandiarán, I.; Jiménez, J.M.; Rueda, O.; Urbina, J.O. de; Valdivieso, A.; Sakas, G.
Conference Paper
2004Instant messaging: A communication layer for medical applications
Sachpazidis, I.; Ohl, R.; Sakas, G.
Conference Paper
2004MEDARPA
Wesarg, S.; Sakas, G.
Report
2004MEDARPA - implantation of brachytherapy-catheters using augmented reality
Röddiger, S.; Baltas, D.; Sakas, G.; Schnaider, M.; Wesarg, S.; Zogal, P.; Schwald, B.; Seibert, H.; Kurek, R.; Zamboglou, N.
Journal Article
2004Medarpa-implantation of brachytherapy-catheters using augmented reality. An update
Roddiger, S.; Baltas, D.; Sakas, G.; Wesarg, S.; Zogal, P.; Schwald, B.; Seibert, H.; Kurek, R.; Martin, T.; Zainboglou, N.
Journal Article
2004Medication adherence system using SMS technology
Sachpazidis, I.; Fragou, S.; Sakas, G.
Conference Paper
2004Prospective head motion compensation by updating the gradients of the MRT
Dold, C.; Firle, E.; Sakas, G.
Conference Paper
2004Rechnergestützte Therapie unter Berücksichtigung patientenspezifischer Biomechanik
Bockholt, U.
: Encarnacao, J.L. (Prüfer); Sakas, G. (Prüfer)
Dissertation
2004Updating of MRI gradients using a infrared tracking system to compensate motion artifacts
Dold, C.; Zaitsev, M.; Speck, O.; Firle, E.; Hennig, J.; Sakas, G.
Conference Paper
2004Verfahren zur modellbasierten Restauration von Zahndefekten
Gürke, S.
: Encarnacao, J.L. (Prüfer); Sakas, G. (Prüfer)
Dissertation
2004Virtual CT-3D simulation using exomio: With special reference to prostate cancer
Zamboglou, N.; Karangelis, G.; Nomikos, I.; Zimeras, S.; Kolotas, C.; Baltas, D.; Sakas, G.
Journal Article
2003EXOMIO virtual simulation: Oropharynx, prostate and breast cancers
Zamboglou, N.; Karangelis, G.; Nomikos, I.; Zimeras, S.; Helfmann, T.; Uricchio, R.; Martin, T.; Roeddiger, S.; Kolotas, C.; Baltas, D.; Sakas, G.
Conference Paper
2003Fast smoothing of superficial respiratory artifacts on medical surfaces
Karangelis, G.; Firle, E.; Zamboglou, N.; Sakas, G.; Borman, U.
Conference Paper
2003Unterstützung der Krebstherapie
Sakas, G.
Journal Article
2003Unterstützung der Krebstherapie
Sakas, G.
Journal Article
2002Accuracy of 3-D needle navigation in interstitial brachytherapy in various body regions
Straßmann, G.; Heyd, R.; Cabillic-Engenhart, R.; Kolotas, C.; Walter, S.; Sakas, G.; Richter, D.; Zamboglou, N.
Journal Article
2002Entwicklung von Volumenvisualisierungsverfahren für eine verbesserte Planung von minimalinvasiven Therapieformen in der Onkologie
Sakas, G.; Großkopf, S.; Cai, W.; Bendl, R.; Kieber, M.; Stiehle, M.; Wang, M.
Report
2002A free hand navigation system for brachytherapy
Chen, W.; Sakas, G.; Peng, Q.
Journal Article
2002Trends in Medical Imaging: From 2D to 3D
Sakas, G.
Journal Article
20013D-Digitalisierung und Rekonstruktion realer Objekte unter Berücksichtigung der Sensorgeometrie
Neugebauer, P.J.
: Encarnacao, J.L. (Prüfer); Liedtke, C.E. (Prüfer); Sakas, G. (Prüfer)
Dissertation
2001Advanced Applications of Volume Visualization Methods in Medicine
Sakas, G.; Karangelis, G.; Pommert, A.
Book Article
2001EU-TeleInViVo: Three-dimensional Ultrasound Telemedical Workstation
Sakas, G.; Walter, S.; Kontaxakis, G.
Conference Paper
2001Exomio: A 3D-simulator for external beam radiotherapy
Karangelis, G.; Zamboglou, N.; Baltas, D.; Sakas, G.
Conference Paper
2001Gewinnung semantischer 3D-Modelle aus Fotographien
Ristow, B.
: Encarnacao, J.L. (Prüfer); Sakas, G. (Prüfer)
Dissertation
2001Interactive volume visualization in the context of virtual radiotherapy treatment planning
Cai, W.
: Encarnacao, J.L. (Prüfer); Sakas, G. (Prüfer); Shi, J. (Prüfer)
Dissertation
2001Realitätsnahe Modellierung und Visualisierung dynamischer medizinischer Bilddaten mittels aktiver Konturen, aktiver Regionen und deformierbarer Modelle
Großkopf, S.
: Encarnacao, J.L. (Prüfer); Sakas, G. (Prüfer)
Dissertation
2001Segmentierung von Plastikkathetern in 3D Ultraschallbildern
Sauvonnet, B.
: Sakas, G. (Prüfer)
Thesis
2001Volume definition tools for medical imaging applications
Karangelis, G.; Zimeras, S.; Firle, E.; Wang, M.; Sakas, G.
Conference Paper
20003D heart modelling from biplane, rotational angiocardiographic X-ray sequences
Kehl, H.G.; Jäger, J.; Gehrmann, J.; Vogt, J.; Sakas, G.; Kassenböhmer, R.; Papazis, N.; Dimitrelos, D.
Journal Article
20003D Modellierung zur Diagnose und Behandlungsplanung in der Kardiologie
Behr, J.; Choi, S.-M.; Großkopf, S.; Hong, H.; Nam, S.-A.; Hildebrand, A.; Kim, M.-H.; Sakas, G.
Journal Article
2000Collaborative Virtual Simulation Environment for Radiotherapy Treatment Planning
Cai, W.; Walter, S.; Sakas, G.
Conference Paper
2000DRR volume rendering using splatting in shear-warp context
Cai, W.; Sakas, G.
Conference Paper
2000EU-TeleInViVo: 3D Ultrasound Telemedical Portable Workstation
Sakas, G.; Walter, S.; Kontaxakis, G.
Presentation
2000EU-TeleInViVo: An Integrated Portable Telemedicine Workstation Featuring Acquisition, Processing and Transmission over Low-bandwidth Lines of 3D Ultrasound Volume Images
Kontaxakis, G.; Walter, S.; Sakas, G.
Conference Paper
2000Freihandakquisition, Rekonstruktion und Visualisierung von 3D- und 4D-Ultraschall
Sakas, G.; Walter, S.; Grimm, M.; Richtscheid, M.
Journal Article
2000In ViVo-Brachy: A Navigation System for Interstitial Brachytherapy
Walter, S.; Straßmann, G.; Zamboglou, N.; Kolotas, C.; Sakas, G.
Conference Paper
2000Modelling, visualization, and interaction techniques for diagnosis and treatment planning in cardiology
Behr, J.; Choi, S.-M.; Großkopf, S.; Hong, H.; Nam, S.-A.; Peng, Y.; Hildebrand, A.; Kim, M.-H.; Sakas, G.
Journal Article
2000Navigation System for Interstitial Brachytherapy
Straßmann, G.; Kolotas, C.; Heyd, R.; Walter, S.; Baltas, D.; Martin, T.; Vogt, H.; Ioannidis, G.; Sakas, G.; Zamboglou, N.
Journal Article
2000Reconstruction and navigation system for intraoperative brachytherapy using the flab technique for colorectal tumor bed irradiation
Straßmann, G.; Walter, S.; Kolotas, C.; Heyd, R.; Baltas, D.; Debertshäuser, D.; Nier, H.; Tonus, C.; Sakas, G.; Zamboglou, N.
Journal Article
1999Biosignale als neue Komponente in der Mensch - Maschine - Kommunikation
Malkewitz, R.; Scherer, K.; Sakas, G.; Bögel, D. vom; Niederholz, D.
Book
1999Data Intermixing and Multi-volume Rendering
Cai, W.; Sakas, G.
Conference Paper
1999Freehand 3D/4D ultrasound acquisition, processing and visualisation
Richtscheid, M.; Grimm, M.; Sakas, G.
Book Article
1999Freehand Scanning for Precordial Data Acquisition in Three-Dimensional Echocardiography
Richtscheid, M.; Grimm, M.; Sakas, G.
Book Article
1999Transfer Functions in DRR Volume Rendering
Cai, W.; Sakas, G.
Conference Paper
1999Trends in der medizinischen Bildverarbeitung: Von 2D zu 3D
Sakas, G.
Journal Article
1999Trends in der medizinischen Bildverarbeitung: Von 2D zu 3D
Sakas, G.
Conference Paper
1999Volume Interaction Techniques in the Virtual Simulation of Radiotherapy Treatment Planning
Cai, W.; Sakas, G.; Karangelis, G.
Conference Paper
19984D/5D echocardiographic data visualization
Sakas, G.; Grimm, M.
Conference Paper
1998Dreidimensionale densitometrische Rekonstruktion auf Basis angiokardiographischer Bildsequenzen
Schnir, R.
: Jaeger, J. (Prüfer); Sakas, G. (Prüfer)
Thesis
1998Free-Hand Acquisition, Reconstruction, and Visualization of Three-Dimensional Data Sets
Sakas, G.
Book Article
1998Freihand Akquisition, Rekonstruktion, und Visualisierung von 3D Ultraschall
Grimm, M.; Lahanas, M.; Richtscheid, M.; Walter, S.; Sakas, G.
Journal Article
1998InViVo-IORT - A System for Quality Control in Intra-Operative Radio Therapy
Walter, S.; Straßmann, G.; Schmitt, M.; Kolotas, C.; Nier, H.; Zamboglou, N.; Sakas, G.
Conference Paper
1998Ordered-subsets acceleration of the ISRA, WLS and SAGE image reconstruction algorithms for emission tomography
Kontaxakis, G.; Strauss, L.G.; Kaick, G. van; Sakas, G.; Pavlopoulos, S.
Journal Article
1998TeleInViVo - A 3D Ultrasound TeleMedical Workstation
Sakas, G.; Walter, S.
Conference Paper
19973D-Ultraschall. Stand und Perspektiven
Sakas, G.
Journal Article
1997Advanced Applications of Volume Visualization Methods in Medicine
Sakas, G.; Pommert, A.
Conference Paper
1997Angiokardiographien in drei Dimensionen: Methodik, Evaluation und diagnostische Ausblicke
Kehl, H.G.; Jäger, J.; Kececioglu, D.; Sakas, G.; Rellensmann, G.; Nekarda, T.; Gehrmann, J.; Vielhaber, H.; Kotthoff, S.; Vogt, J.
Conference Paper
1997Dreidimensionale Bilder aus dem Körperinneren
Sakas, G.
Journal Article
1997Dreidimensionale Bildrekonstruktion aus Ultraschall-Daten
Sakas, G.
Journal Article
1997The second Germany-Korea Joint Conference on Advanced Medical Image Processing 1997
: Sakas, G.; Hildebrand, A.; Kim, M.H.; Höhne, K.H.
Conference Proceedings
1996Akquisition, Rekonstruktion und Visualisierung von 3D Ultraschall
Walter, S.; Grimm, M.; Sakas, G.; Volmer, S.
Conference Paper
1996Case study: Visualization of laser confocal microscopy datasets
Sakas, G.; Vicker, M.G.; Plath, P.J.
Conference Paper
1996Eurographics '96 Tutorial: A Homogenous Approach from Image Processing to Virtual Reality
Hildebrand, Axel; Neugebauer, Peter J.; Sakas, Georgios; Ziegler, Rolf
Conference Proceedings
1996Innovative 3D-methods in medicine
Hildebrand, A.; Sakas, G.
Conference Paper
1996Mißbildungs-Diagnostik
Wischnik, A.; Sakas, G.
Journal Article
1996Virtual cloning - Creating accurate geometric models of 3D objects using range images
Neugebauer, P.; Sakas, G.
Book Article
19953D-Ultraschall Rekonstruktion
Sakas, G.
Conference Paper
1995Case Study: Visualization of 3D Ultrasonic Data
Grimm, M.; Sakas, G.; Schreyer, L.-A.
Conference Paper
1995Eurographics '95 Tutorial: Closing the Gap: From Computer Vision to Virtual Reality
Hildebrand, Axel; Neugebauer, Peter J.; Sakas, Georgios; Ziegler, Rolf
Conference Proceedings
1995Extracting Surfaces from Fuzzy 3D-Ultrasound Data
Sakas, G.; Walter, S.
Conference Paper
1995Foetal visualization using 3D ultrasonic data
Sakas, G.
Conference Paper
1995Optimized Maximum Intensity Projection (MIP)
Sakas, G.; Grimm, M.; Savopoulos, A.
Conference Paper
1995Optimized Maximum Intensity Projection (MIP)
Sakas, G.; Grimm, M.; Savopoulos, A.
Conference Paper
1995Photorealistic rendering techniques
: Sakas, G.; Müller, S.; Shirley, P.
Conference Proceedings
1995Pre-processing and volume rendering 3D ultrasonic data
Sakas, G.; Schreyer, L.-A.; Grimm, M.
Journal Article
1995Preprocessing and volume rendering of 3D ultrasonic data
Sakas, G.; Schreyer, L.-A.; Grimm, M.
Journal Article
1995Rekonstruktion und Visualisierung von 3D-Ultraschall
Sakas, G.
Journal Article
1995Results of the 1994 Survey on Image Synthesis
Sakas, G.; Shirley, P.
Conference Paper
1995Ultraschall-Bilder werden dreidimensional
Sakas, G.
Journal Article
1994Anwendung von 3D-Ultraschall
Sakas, G.
Journal Article
1994Texture shaping: A method for modeling arbitrarily-shaped volume objects in texture space
Kernke, Bertram; Sakas, Georgios
Conference Paper
19933-D Visualization of MRA Data
Sakas, G.
Conference Paper
1993Advanced R and D topics on animation and scientific visualization
Encarnacao, J.L.; Englert, G.; Haas, S.; Klement, E.; Martino, J.M. de; Krömker, D.; Loseries, F.; Müller, W.; Sakas, G.; Vohsbeck-Petermann, R.
Book Article
1993InViVo - visualize of medical data
Sakas, G.
Conference Paper
1993Modeling and animating turbulent gaseous phenomena using spectral synthesis
Sakas, G.
Journal Article
1993Perfect deception is the ambitious goal
Encarnacao, J.L.; Sakas, G.
Journal Article
1993Pseudo-satellitefilm - using fractal clouds to enhance animated weather forecasting
Sakas, G.; Schröder, F.; Koppert, H.-J.
Conference Paper
1993X-raying - 3-D Medical Data. Video
Sakas, G.
Conference Paper
1992Fractal Geometry and Computer Graphics
: Encarnacao, J.L.; Peitgen, H.-O.; Sakas, G.; Englert, G.
Book
1992A functional approach to the visual simulation of gaseous turbulence
Sakas, G.; Westermann, R.
Conference Paper
1992Interactive visualization of large scalar voxel fields
Hartig, J.; Sakas, G.
Conference Paper
1992Methods for efficient sampling of arbitrary distributed volume densities
Haas, Stefan; Sakas, Georgios
Conference Paper
1992Modeling and animating turbulent gaseous phenomena using spectral synthesis
Sakas, G.
Book Article
1992Die perfekte Täuschung als hochgestecktes Ziel. Simulation von Wolken und Wolkenbewegungen im Computer
Sakas, G.; Encarnacao, J.L.
Journal Article
1991Sampling and anti-aliasing of discrete 3-D volume density textures
Gerth, M.; Sakas, G.
Conference Paper
1991Texture shaping: A method for modeling arbitrarily-shaped volume objects in texture space
Kernke, B.; Sakas, G.
Conference Paper
1991Workshop - Integration von Animationswerkzeugen
Haas, S.; Loseries, F.; Sakas, G.
Conference Proceedings
1990Fast rendering of arbitrary distributed volume densities
Sakas, G.
Conference Paper
1990Methoden für die realitätsnahe graphische Darstellung von Volumendaten
Haas, S.; Sakas, G.
Book Article
1990Methods for efficient sampling of arbitrary distributed volume densities
Haas, S.; Sakas, G.
Conference Paper
1990Der Textureditor - System zur Generierung, Manipulation und Archivierung von Texturen
Encarnacao, J.L.; Dai, F.; Englert, G.; Krömker, D.; Sakas, G.
Report
1989A hierarchical model for texture description and synthhesis
Encarnacao, J.L.; Englert, G.; Sakas, G.
Conference Paper
1989A model for description and synthesis of heterogeneous-textures
Englert, G.; Sakas, G.
Conference Paper