Ioannis Pratikakis

159 papers A 14B 18C 4Misc 1Journal 73Unranked 40

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Dual-Task Learning for Real-Time Semantic Segmentation in Autonomous Driving. IEEE Trans. Intell. Veh. Ilias Papadeas, Lazaros T. Tsochatzidis, Ioannis Pratikakis
2026	J	`jnl`	Foreword to the special section on 3D object retrieval 2025 Symposium (3DOR2025). Comput. Graph. Ioannis Pratikakis, Niloy J. Mitra, Paul Guerrero, Remco C. Veltkamp
2025	—	`ed.`	18th Eurographics Workshop on 3D Object Retrieval, 3DOR 2025 - Short Papers, London, UK, September 4-5, 2025 3DOR (Short Papers) Paul Guerrero, Ioannis Pratikakis, Remco C. Veltkamp
2025	—	`conf`	Coupling Self-Distillation with Test Time Augmentation for effective LiDAR-Based 3D Semantic Segmentation. 3DOR (Short Papers) Dimitrios Antonarakos, Georgios Zamanakos, Ilias Papadeas, Ioannis Pratikakis
2024	J	`jnl`	Feature Aware Re-weighting (FAR) in Bird's Eye View for LiDAR-based 3D object detection in autonomous driving applications. Robotics Auton. Syst. Georgios Zamanakos, Lazaros T. Tsochatzidis, Angelos Amanatiadis, Ioannis Pratikakis
2024	J	`jnl`	MResTNet: A Multi-Resolution Transformer Framework with CNN Extensions for Semantic Segmentation. J. Imaging Nikolaos Detsikas, Nikolaos Mitianoudis, Ioannis Pratikakis
2024	—	`conf`	Mean Teacher with Stochastic Restoration and Contrastive Learning for Domain Adaptive Object Detection. SETN Panagiota Moraiti, Lazaros T. Tsochatzidis, Ilias Papadeas, Ioannis Pratikakis
2023	J	`jnl`	A Survey on Map-Based Localization Techniques for Autonomous Vehicles. IEEE Trans. Intell. Veh. Athanasios Chalvatzaras, Ioannis Pratikakis, Angelos A. Amanatiadis
2023	—	`conf`	A study on high definition maps' standards and specifications for autonomous vehicles. COINS Maria Siopi, Dimitrios Ellinoudis, Ioannis Pratikakis, Angelos Amanatiadis
2023	J	`jnl`	Exploring Bias in Sclera Segmentation Models: A Group Evaluation Approach. IEEE Trans. Inf. Forensics Secur. Matej Vitek, Abhijit Das, Diego Rafael Lucio, Luiz Antonio Zanlorensi, David Menotti, Jalil Nourmohammadi-Khiarak, Mohsen Akbari Shahpar, Meysam Asgari-Chenaghlu, Farhang Jaryani, Juan E. Tapia, Andres Valenzuela, Caiyong Wang, Yunlong Wang, Zhaofeng He, Zhenan Sun, Fadi Boutros, Naser Damer, Jonas Henry Grebe, Arjan Kuijper, Kiran B. Raja, Gourav Gupta, Georgios Zampoukis, Lazaros T. Tsochatzidis, Ioannis Pratikakis, S. V. Aruna Kumar, B. S. Harish, Umapada Pal, Peter Peer, Vitomir Struc
2023	J	`jnl`	Improving Skeleton-Based Action Recognition Using Part-Aware Graphs in a Multi-Stream Fusion Context. IEEE Access Zois Tsakiris, Lazaros T. Tsochatzidis, Ioannis Pratikakis
2023	—	`conf`	Point Contrastive learning for LiDAR-based 3D object detection in autonomous driving. DSP Efstathios Karypidis, Georgios Zamanakos, Lazaros T. Tsochatzidis, Ioannis Pratikakis
2023	J	`jnl`	SHREC 2023: Point cloud change detection for city scenes. Comput. Graph. Yang Gao, Honglin Yuan, Tao Ku, Remco C. Veltkamp, Georgios Zamanakos, Lazaros T. Tsochatzidis, Angelos Amanatiadis, Ioannis Pratikakis, Aliki Panou, Ioannis Romanelis, Vlassis Fotis, Gerasimos Arvanitis, Konstantinos Moustakas
2022	—	`conf`	A cooperative LiDAR-camera scheme for extrinsic calibration. IVMSP Georgios Zamanakos, Lazaros T. Tsochatzidis, Angelos Amanatiadis, Ioannis Pratikakis
2022	J	`jnl`	Improving performance of deep learning models for 3D point cloud semantic segmentation via attention mechanisms. Comput. Graph. Vazgken Vanian, Georgios Zamanakos, Ioannis Pratikakis
2021	J	`jnl`	A comprehensive survey of LIDAR-based 3D object detection methods with deep learning for autonomous driving. Comput. Graph. Georgios Zamanakos, Lazaros T. Tsochatzidis, Angelos Amanatiadis, Ioannis Pratikakis
2021	J	`jnl`	HTR for Greek Historical Handwritten Documents. J. Imaging Lazaros T. Tsochatzidis, Symeon Symeonidis, Alexandros Papazoglou, Ioannis Pratikakis
2021	J	`jnl`	Integrating segmentation information into CNN for breast cancer diagnosis of mammographic masses. Comput. Methods Programs Biomed. Lazaros T. Tsochatzidis, Panagiota Koutla, Lena Costaridou, Ioannis Pratikakis
2021	C	`conf`	Word Spotting as a Service for Handwritten Documents. ICCE Angelos Amanatiadis, Konstantinos Zagoris, Ioannis Pratikakis
2021	J	`jnl`	Word Spotting as a Service: An Unsupervised and Segmentation-Free Framework for Handwritten Documents. J. Imaging Konstantinos Zagoris, Angelos Amanatiadis, Ioannis Pratikakis
2020	—	`ed.`	13th Eurographics Workshop on 3D Object Retrieval, 3DOR 2020 - Short Papers, Graz, Austria, September 4-5, 2020 3DOR Tobias Schreck, Theoharis Theoharis, Ioannis Pratikakis, Michela Spagnuolo, Remco C. Veltkamp
2020	—	`conf`	A Convolutional Recurrent Neural Network for the Handwritten Text Recognition of Historical Greek Manuscripts. ICPR Workshops (7) Kleopatra Markou, Lazaros T. Tsochatzidis, Konstantinos Zagoris, Alexandros Papazoglou, Xenofon Karagiannis, Symeon Symeonidis, Ioannis Pratikakis
2020	J	`jnl`	Foreword to the special section on 3D Object Retrieval 2020 workshop (3DOR2020). Comput. Graph. Tobias Schreck, Theoharis Theoharis, Ioannis Pratikakis, Michela Spagnuolo, Remco C. Veltkamp
2020	J	`jnl`	Foreword to the special section on 3D object retrieval 2019. Comput. Graph. Silvia Biasotti, Bianca Falcidieno, Guillaume Lavoué, Ioannis Pratikakis
2020	B	`conf`	SSBC 2020: Sclera Segmentation Benchmarking Competition in the Mobile Environment. IJCB Matej Vitek, Abhijit Das, Yann Pourcenoux, Alexandre Missler, C. Paumier, Sumanta Das, Ishita De Ghosh, Diego Rafael Lucio, Luiz Antonio Zanlorensi, David Menotti, Fadi Boutros, Naser Damer, Jonas Henry Grebe, Arjan Kuijper, Junxing Hu, Yong He, Caiyong Wang, H. Liu, Yunlong Wang, Zhenan Sun, Dailé Osorio Roig, Christian Rathgeb, Christoph Busch, Juan E. Tapia, Andres Valenzuela, Georgios Zampoukis, Lazaros T. Tsochatzidis, Ioannis Pratikakis, Sabari Nathan, Ramamoorthy Suganya, Vineet Mehta, Abhinav Dhall, Kiran B. Raja, Gourav Gupta, Jalil Nourmohammadi-Khiarak, Mohsen Akbari-Shahper, Farhang Jaryani, Meysam Asgari-Chenaghlu, Ritesh Vyas, Sristi Dakshit, Peter Peer, Umapada Pal, Vitomir Struc
2019	J	`jnl`	Deep Learning for Breast Cancer Diagnosis from Mammograms - A Comparative Study. J. Imaging Lazaros T. Tsochatzidis, Lena Costaridou, Ioannis Pratikakis
2019	J	`jnl`	Effective Descriptors for Human Action Retrieval from 3D Mesh Sequences. Int. J. Image Graph. Christos Veinidis, Antonios Danelakis, Ioannis Pratikakis, Theoharis Theoharis
2019	A	`conf`	ICDAR 2019 Competition on Document Image Binarization (DIBCO 2019). ICDAR Ioannis Pratikakis, Konstantinos Zagoris, Xenofon Karagiannis, Lazaros T. Tsochatzidis, Tanmoy Mondal, Isabelle Marthot-Santaniello
2019	J	`jnl`	Transforming scholarship in the archives through handwritten text recognition. J. Documentation Günter Mühlberger, Louise Seaward, Melissa Terras, Sofia Ares Oliveira, Vicente Bosch, Maximilian Bryan, Sebastian Colutto, Hervé Déjean, Markus Diem, Stefan Fiel, Basilis Gatos, Albert Greinoecker, Tobias Grüning, Günter Hackl, Vili Haukkovaara, Gerhard Heyer, Lauri Hirvonen, Tobias Hodel, Matti Jokinen, Philip Kahle, Mario Kallio, Frédéric Kaplan, Florian Kleber, Roger Labahn, Eva Maria Lang, Sören Laube, Gundram Leifert, Georgios Louloudis, Rory McNicholl, Jean-Luc Meunier, Johannes Michael, Elena Mühlbauer, Nathanael Philipp, Ioannis Pratikakis, Joan Puigcerver Pérez, Hannelore Putz, George Retsinas, Verónica Romero, Robert Sablatnig, Joan-Andreu Sánchez, Philip Schofield, Giorgos Sfikas, Christian Sieber, Nikolaos Stamatopoulos, Tobias Strauß, Tamara Terbul, Alejandro H. Toselli, Berthold Ulreich, Mauricio Villegas, Enrique Vidal, Johanna Walcher, Max Weidemann, Herbert Wurster, Konstantinos Zagoris
2019	J	`jnl`	Unsupervised human action retrieval using salient points in 3D mesh sequences. Multim. Tools Appl. Christos Veinidis, Ioannis Pratikakis, Theoharis Theoharis
2018	J	`jnl`	Action unit detection in 3D facial videos with application in facial expression retrieval and recognition. Multim. Tools Appl. Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2018	J	`jnl`	Ensemble of PANORAMA-based convolutional neural networks for 3D model classification and retrieval. Comput. Graph. Konstantinos Sfikas, Ioannis Pratikakis, Theoharis Theoharis
2018	J	`jnl`	Foreword to the Special Section on Eurographics Workshop on 3D Object Retrieval 2017. Comput. Graph. Guillaume Lavoué, Ioannis Pratikakis, Florent Dupont, Maks Ovsjanikov, Michela Spagnuolo
2018	B	`conf`	ICFHR 2018 Competition on Handwritten Document Image Binarization (H-DIBCO 2018). ICFHR Ioannis Pratikakis, Konstantinos Zagoris, Panagiotis Kaddas, Basilis Gatos
2018	J	`jnl`	Predictive digitisation of cultural heritage objects. Multim. Tools Appl. Ioannis Pratikakis, Michalis A. Savelonas, Pavlos Mavridis, Georgios Papaioannou, Konstantinos Sfikas, Fotis Arnaoutoglou, Dirk Rieke-Zapp
2018	J	`jnl`	RETRIEVAL - An Online Performance Evaluation Tool for Information Retrieval Methods. IEEE Trans. Multim. George Ioannakis, Anestis Koutsoudis, Ioannis Pratikakis, Christodoulos Chamzas
2018	J	`jnl`	Spatially sensitive statistical shape analysis for pedestrian recognition from LIDAR data. Comput. Vis. Image Underst. Michalis A. Savelonas, Ioannis Pratikakis, Theoharis Theoharis, Georgios Thanellas, Frédéric Abad, Rémy Bendahan
2017	—	`ed.`	10th Eurographics Workshop on 3D Object Retrieval, 3DOR@Eurographics 2017, Lyon, France, April 23-24, 2017 3DOR@Eurographics Ioannis Pratikakis, Florent Dupont, Maks Ovsjanikov
2017	A	`conf`	Bio-Inspired Modeling for the Enhancement of Historical Handwritten Documents. ICDAR Konstantinos Zagoris, Ioannis Pratikakis
2017	J	`jnl`	Computer-aided diagnosis of mammographic masses based on a supervised content-based image retrieval approach. Pattern Recognit. Lazaros T. Tsochatzidis, Konstantinos Zagoris, Nikolaos Arikidis, Anna Karahaliou, Lena Costaridou, Ioannis Pratikakis
2017	—	`conf`	Exploiting the PANORAMA Representation for Convolutional Neural Network Classification and Retrieval. 3DOR@Eurographics Konstantinos Sfikas, Theoharis Theoharis, Ioannis Pratikakis
2017	A	`conf`	ICDAR2017 Competition on Document Image Binarization (DIBCO 2017). ICDAR Ioannis Pratikakis, Konstantinos Zagoris, George Barlas, Basilis Gatos
2017	J	`jnl`	On the retrieval of 3D mesh sequences of human actions. Multim. Tools Appl. Christos Veinidis, Ioannis Pratikakis, Theoharis Theoharis
2017	J	`jnl`	Part-based 3D object retrieval via multi-label optimization. Comput. Vis. Image Underst. Panagiotis Theologou, Ioannis Pratikakis, Theoharis Theoharis
2017	J	`jnl`	Unsupervised Spectral Mesh Segmentation Driven by Heterogeneous Graphs. IEEE Trans. Pattern Anal. Mach. Intell. Panagiotis Theologou, Ioannis Pratikakis, Theoharis Theoharis
2017	J	`jnl`	Unsupervised Word Spotting in Historical Handwritten Document Images Using Document-Oriented Local Features. IEEE Trans. Image Process. Konstantinos Zagoris, Ioannis Pratikakis, Basilis Gatos
2016	J	`jnl`	A robust spatio-temporal scheme for dynamic 3D facial expression retrieval. Vis. Comput. Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2016	J	`jnl`	A spatio-temporal wavelet-based descriptor for dynamic 3D facial expression retrieval and recognition. Vis. Comput. Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2016	J	`jnl`	An effective methodology for dynamic 3D facial expression retrieval. Pattern Recognit. Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis, Panagiotis Perakis
2016	—	`conf`	Applying conformal geometry for creating a 3D model spatial-consistent texture map. DMIAF George Ioannakis, Christodoulos Chamzas, Anestis Koutsoudis, Nikolaos Papamarkos, Ioannis Pratikakis, Fotis Arnaoutoglou, Nikolaos Mitianoudis, Thomas Sgouros
2016	J	`jnl`	Fisher encoding of differential fast point feature histograms for partial 3D object retrieval. Pattern Recognit. Michalis A. Savelonas, Ioannis Pratikakis, Konstantinos Sfikas
2016	B	`conf`	ICFHR2016 Handwritten Document Image Binarization Contest (H-DIBCO 2016). ICFHR Ioannis Pratikakis, Konstantinos Zagoris, George Barlas, Basilis Gatos
2016	B	`conf`	ICFHR2016 Handwritten Keyword Spotting Competition (H-KWS 2016). ICFHR Ioannis Pratikakis, Konstantinos Zagoris, Basilis Gatos, Joan Puigcerver, Alejandro H. Toselli, Enrique Vidal
2016	—	`conf`	Partial Shape Queries for 3D Object Retrieval. 3DOR@Eurographics Ioannis Pratikakis, Michalis A. Savelonas, Fotis Arnaoutoglou, George Ioannakis, Anestis Koutsoudis, Theoharis Theoharis, Minh-Triet Tran, Vinh-Tiep Nguyen, Viet-Khoi Pham, Hai-Dang Nguyen, Hoang-An Le, Ba-Huu Tran, Huu-Quan To, Minh-Bao Truong, Thuyen V. Phan, Minh-Duc Nguyen, Thanh-An Than, Khoi-Nguyen C. Mac, Minh N. Do, Anh Duc Duong, Takahiko Furuya, Ryutarou Ohbuchi, Masaki Aono, Shoki Tashiro, David Pickup, Xianfang Sun, Paul L. Rosin, Ralph R. Martin
2016	J	`jnl`	Partial matching of 3D cultural heritage objects using panoramic views. Multim. Tools Appl. Konstantinos Sfikas, Ioannis Pratikakis, Anestis Koutsoudis, Michalis A. Savelonas, Theoharis Theoharis
2015	—	`ed.`	8th Eurographics Workshop on 3D Object Retrieval, 3DOR@Eurographics 2015, Zurich, Switzerland, May 2-3, 2015 3DOR@Eurographics Ioannis Pratikakis, Theoharis Theoharis, Michela Spagnuolo, Luc Van Gool, Remco C. Veltkamp, Afzal Godil
2015	—	`conf`	A Framework for Efficient Transcription of Historical Documents Using Keyword Spotting. HIP@ICDAR Konstantinos Zagoris, Ioannis Pratikakis, Basilis Gatos
2015	—	`conf`	A Spatio-Temporal Descriptor for Dynamic 3D Facial Expression Retrieval and Recognition. 3DOR@Eurographics Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2015	J	`jnl`	A comprehensive overview of methodologies and performance evaluation frameworks in 3D mesh segmentation. Comput. Vis. Image Underst. Panagiotis Theologou, Ioannis Pratikakis, Theoharis Theoharis
2015	J	`jnl`	A survey on facial expression recognition in 3D video sequences. Multim. Tools Appl. Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2015	J	`jnl`	An overview of partial 3D object retrieval methodologies. Multim. Tools Appl. Michalis A. Savelonas, Ioannis Pratikakis, Konstantinos Sfikas
2015	J	`jnl`	Erratum to: A survey on facial expression recognition in 3D video sequences. Multim. Tools Appl. Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2015	—	`conf`	Partial 3D Object Retrieval combining Local Shape Descriptors with Global Fisher Vectors. 3DOR@Eurographics Michalis A. Savelonas, Ioannis Pratikakis, Konstantinos Sfikas
2015	—	`conf`	RETRIEVAL 3D: An On-line Content-Based Retrieval Performance Evaluation Tool. 3DOR@Eurographics Anestis Koutsoudis, George Ioannakis, Ioannis Pratikakis, Christos Chamzas
2014	J	`jnl`	A combined approach for the binarization of handwritten document images. Pattern Recognit. Lett. Konstantinos Ntirogiannis, Basilis Gatos, Ioannis Pratikakis
2014	J	`jnl`	Distinction between handwritten and machine-printed text based on the bag of visual words model. Pattern Recognit. Konstantinos Zagoris, Ioannis Pratikakis, Apostolos Antonacopoulos, Basilis Gatos, Nikos Papamarkos
2014	—	`conf`	Fisher Encoding of Adaptive Fast Persistent Feature Histograms for Partial Retrieval of 3D Pottery Objects. 3DOR@Eurographics Michalis A. Savelonas, Ioannis Pratikakis, Konstantinos Sfikas
2014	—	`conf`	GeoTopo: Dynamic 3D Facial Expression Retrieval Using Topological and Geometric Information. 3DOR@Eurographics Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2014	B	`conf`	ICFHR 2014 Competition on Handwritten Keyword Spotting (H-KWS 2014). ICFHR Ioannis Pratikakis, Konstantinos Zagoris, Basilis Gatos, Georgios Louloudis, Nikolaos Stamatopoulos
2014	B	`conf`	ICFHR2014 Competition on Handwritten Document Image Binarization (H-DIBCO 2014). ICFHR Konstantinos Ntirogiannis, Basilis Gatos, Ioannis Pratikakis
2014	J	`jnl`	Pose normalization of 3D models via reflective symmetry on panoramic views. Vis. Comput. Konstantinos Sfikas, Theoharis Theoharis, Ioannis Pratikakis
2014	—	`conf`	Querying 3D Mesh Sequences for Human Action Retrieval. 3DV (Workshops) Christos Veinidis, Ioannis Pratikakis, Theoharis Theoharis
2014	—	`conf`	SVM-based CBIR of breast masses on mammograms. AI-AM/NetMed@ECAI Lazaros T. Tsochatzidis, Konstantinos Zagoris, Michalis A. Savelonas, Ioannis Pratikakis
2014	B	`conf`	Segmentation-Based Historical Handwritten Word Spotting Using Document-Specific Local Features. ICFHR Konstantinos Zagoris, Ioannis Pratikakis, Basilis Gatos
2014	J	`jnl`	Text Detection on Natural Images Using Mnemonic Cellular Automata. J. Cell. Autom. Konstantinos Zagoris, Ioannis Pratikakis
2013	—	`conf`	3D Object Partial Matching Using Panoramic Views. ICIAP Workshops Konstantinos Sfikas, Ioannis Pratikakis, Anestis Koutsoudis, Michalis A. Savelonas, Theoharis Theoharis
2013	J	`jnl`	3D object retrieval via range image queries in a bag-of-visual-words context. Vis. Comput. Konstantinos Sfikas, Theoharis Theoharis, Ioannis Pratikakis
2013	—	`ed.`	6th Eurographics Workshop on 3D Object Retrieval, 3DOR@Eurographics 2013, Girona, Spain, May 11, 2013 3DOR@Eurographics Umberto Castellani, Tobias Schreck, Silvia Biasotti, Ioannis Pratikakis, Afzal Godil, Remco C. Veltkamp
2013	J	`jnl`	Bag of spatio-visual words for context inference in scene classification. Pattern Recognit. Anastasia Bolovinou, Ioannis Pratikakis, Stavros J. Perantonis
2013	J	`jnl`	Detection of artificial and scene text in images and video frames. Pattern Anal. Appl. Marios Anthimopoulos, Basilios Gatos, Ioannis Pratikakis
2013	A	`conf`	ICDAR 2013 Document Image Binarization Contest (DIBCO 2013). ICDAR Ioannis Pratikakis, Basilis Gatos, Konstantinos Ntirogiannis
2013	J	`jnl`	Performance Evaluation Methodology for Historical Document Image Binarization. IEEE Trans. Image Process. Konstantinos Ntirogiannis, Basilios Gatos, Ioannis Pratikakis
2013	—	`conf`	SymPan: 3D Model Pose Normalization via Panoramic Views and Reflective Symmetry. 3DOR@Eurographics Konstantinos Sfikas, Ioannis Pratikakis, Theoharis Theoharis
2013	A	`conf`	Text Detection in Natural Images Using Bio-inspired Models. ICDAR Konstantinos Zagoris, Ioannis Pratikakis
2012	—	`conf`	3D Object Retrieval via Range Image Queries based on SIFT descriptors on Panoramic Views. 3DOR@Eurographics Konstantinos Sfikas, Ioannis Pratikakis, Theoharis Theoharis
2012	—	`conf`	3D mesh video retrieval: A survey. 3DTV-Conference Antonios Danelakis, Theoharis Theoharis, Ioannis Pratikakis
2012	B	`conf`	Handwritten and Machine Printed Text Separation in Document Images Using the Bag of Visual Words Paradigm. ICFHR Konstantinos Zagoris, Ioannis Pratikakis, Apostolos Antonacopoulos, Basilios Gatos, Nikos Papamarkos
2012	B	`conf`	ICFHR 2012 Competition on Handwritten Document Image Binarization (H-DIBCO 2012). ICFHR Ioannis Pratikakis, Basilios Gatos, Konstantinos Ntirogiannis
2012	J	`jnl`	Non-rigid 3D object retrieval using topological information guided by conformal factors. Vis. Comput. Konstantinos Sfikas, Theoharis Theoharis, Ioannis Pratikakis
2012	—	`conf`	Scene Text Detection on Images Using Cellular Automata. ACRI Konstantinos Zagoris, Ioannis Pratikakis
2011	—	`ed.`	4th Eurographics Workshop on 3D Object Retrieval, 3DOR@Eurographics 2011, Llandudno, UK, April 10, 2011 3DOR@Eurographics Hamid Laga, Tobias Schreck, Alfredo Ferreira, Afzal Godil, Ioannis Pratikakis, Remco C. Veltkamp
2011	J	`jnl`	A word spotting framework for historical machine-printed documents. Int. J. Document Anal. Recognit. Anastasios L. Kesidis, Eleni Galiotou, Basilios Gatos, Ioannis Pratikakis
2011	A	`conf`	Binarization of Textual Content in Video Frames. ICDAR Konstantinos Ntirogiannis, Basilios Gatos, Ioannis Pratikakis
2011	—	`conf`	ConTopo: Non-Rigid 3D Object Retrieval using Topological Information guided by Conformal Factors. 3DOR@Eurographics Konstantinos Sfikas, Ioannis Pratikakis, Theoharis Theoharis
2011	J	`jnl`	DIBCO 2009: document image binarization contest. Int. J. Document Anal. Recognit. Basilios Gatos, Konstantinos Ntirogiannis, Ioannis Pratikakis
2011	J	`jnl`	Eurographics 2011 Workshop on 3D Object Retrieval (EG 3DOR'2011) Comput. Graph. Forum Hamid Laga, Tobias Schreck, Alfredo Ferreira, Afzal Godil, Ioannis Pratikakis, Remco C. Veltkamp
2011	J	`jnl`	Goal-Oriented Rectification of Camera-Based Document Images. IEEE Trans. Image Process. Nikolaos Stamatopoulos, Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2011	A	`conf`	ICDAR 2011 Document Image Binarization Contest (DIBCO 2011). ICDAR Ioannis Pratikakis, Basilios Gatos, Konstantinos Ntirogiannis
2011	J	`jnl`	Preface to special issue on 3DOR 2010. Vis. Comput. Ioannis Pratikakis, Tobias Schreck, Theoharis Theoharis, Remco C. Veltkamp
2011	J	`jnl`	ROSy+: 3D Object Pose Normalization Based on PCA and Reflective Object Symmetry with Application in 3D Object Retrieval. Int. J. Comput. Vis. Konstantinos Sfikas, Theoharis Theoharis, Ioannis Pratikakis
2011	—	`ch.`	Semantics Extraction from Images. Knowledge-Driven Multimedia Information Extraction and Ontology Evolution Ioannis Pratikakis, Anastasia Bolovinou, Basilios Gatos, Stavros J. Perantonis
2010	J	`jnl`	3D articulated object retrieval using a graph-based representation. Vis. Comput. Alexander Agathos, Ioannis Pratikakis, Panagiotis Papadakis, Stavros J. Perantonis, Phillip N. Azariadis, Nickolas S. Sapidis
2010	—	`ed.`	3rd Eurographics Workshop on 3D Object Retrieval, 3DOR@Eurographics 2010, Norrköping, Sweden, May 2, 2010 3DOR@Eurographics Mohamed Daoudi, Tobias Schreck, Michela Spagnuolo, Ioannis Pratikakis, Remco C. Veltkamp, Theoharis Theoharis
2010	J	`jnl`	A two-stage scheme for text detection in video images. Image Vis. Comput. Marios Anthimopoulos, Basilios Gatos, Ioannis Pratikakis
2010	B	`conf`	H-DIBCO 2010 - Handwritten Document Image Binarization Competition. ICFHR Ioannis Pratikakis, Basilios Gatos, Konstantinos Ntirogiannis
2010	J	`jnl`	IJCV Special Issue on 3D Object Retrieval - Foreword by the Guest Editors. Int. J. Comput. Vis. Theoharis Theoharis, Ioannis Pratikakis, Michela Spagnuolo
2010	J	`jnl`	PANORAMA: A 3D Shape Descriptor Based on Panoramic Views for Unsupervised 3D Object Retrieval. Int. J. Comput. Vis. Panagiotis Papadakis, Ioannis Pratikakis, Theoharis Theoharis, Stavros J. Perantonis
2010	J	`jnl`	Preface. Vis. Comput. Ioannis Pratikakis, Michela Spagnuolo, Theoharis Theoharis, Remco C. Veltkamp
2010	J	`jnl`	Protrusion-oriented 3D mesh segmentation. Vis. Comput. Alexander Agathos, Ioannis Pratikakis, Stavros J. Perantonis, Nickolas S. Sapidis
2009	—	`ed.`	2nd Eurographics Workshop on 3D Object Retrieval, 3DOR@Eurographics 2009, Munich, Germany, March 29, 2009 3DOR@Eurographics Michela Spagnuolo, Ioannis Pratikakis, Remco C. Veltkamp, Theoharis Theoharis
2009	A	`conf`	A Methodology for Document Image Dewarping Techniques Performance Evaluation. ICDAR Nikolaos Stamatopoulos, Basilios Gatos, Ioannis Pratikakis
2009	A	`conf`	A Modified Adaptive Logical Level Binarization Technique for Historical Document Images. ICDAR Konstantinos Ntirogiannis, Basilios Gatos, Ioannis Pratikakis
2009	—	`conf`	Accessing the content of Greek historical documents. AND Anastasios L. Kesidis, Eleni Galiotou, Basilios Gatos, Aristomenis S. Lampropoulos, Ioannis Pratikakis, Ioanna Manolessou, Angela Ralli
2009	A	`conf`	ICDAR 2009 Document Image Binarization Contest (DIBCO 2009). ICDAR Basilios Gatos, Konstantinos Ntirogiannis, Ioannis Pratikakis
2009	—	`conf`	Retrieval of 3D Articulated Objects Using a Graph-based Representation. 3DOR@Eurographics Alexander Agathos, Ioannis Pratikakis, Panagiotis Papadakis, Stavros J. Perantonis, Phillip N. Azariadis, Nickolas S. Sapidis
2009	J	`jnl`	Scale Selection for Compact Scale-Space Representation of Vector-Valued Images. Int. J. Comput. Vis. Iris Vanhamel, Cosmin Mihai, Hichem Sahli, Antonis Katartzis, Ioannis Pratikakis
2009	A	`conf`	Segmentation-free Word Spotting in Historical Printed Documents. ICDAR Basilios Gatos, Ioannis Pratikakis
2009	J	`jnl`	Text line and word segmentation of handwritten documents. Pattern Recognit. Georgios Louloudis, Basilios Gatos, Ioannis Pratikakis, Constantin Halatsis
2008	—	`conf`	3D Object Retrieval using an Efficient and Compact Hybrid Shape Descriptor . 3DOR@Eurographics Panagiotis Papadakis, Ioannis Pratikakis, Theoharis Theoharis, Georgios Passalis, Stavros J. Perantonis
2008	B	`conf`	A Hybrid System for Text Detection in Video Frames. Document Analysis Systems Marios Anthimopoulos, Basilios Gatos, Ioannis Pratikakis
2008	B	`conf`	A Two-Step Dewarping of Camera Document Images. Document Analysis Systems Nikolaos Stamatopoulos, Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2008	B	`conf`	An Objective Evaluation Methodology for Document Image Binarization Techniques. Document Analysis Systems Konstantinos Ntirogiannis, Basilios Gatos, Ioannis Pratikakis
2008	—	`conf`	CIL3D: a content-based 3D model search engine. DIMEA Panagiotis Papadakis, Ioannis Pratikakis, Stavros J. Perantonis, Theoharis Theoharis
2008	B	`conf`	Efficient Binarization of Historical and Degraded Document Images. Document Analysis Systems Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2008	B	`conf`	Improved document image binarization by using a combination of multiple binarization techniques and adapted edge information. ICPR Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2008	—	`conf`	SHREC'08 entry: 2D/3D hybrid. Shape Modeling International Panagiotis Papadakis, Ioannis Pratikakis, Stavros J. Perantonis, Theoharis Theoharis, Georgios Passalis
2008	J	`jnl`	Text line detection in handwritten documents. Pattern Recognit. Georgios Louloudis, Basilios Gatos, Ioannis Pratikakis, Constantin Halatsis
2007	J	`jnl`	An old greek handwritten OCR system based on an efficient segmentation-free approach. Int. J. Document Anal. Recognit. Kostas Ntzios, Basilios Gatos, Ioannis Pratikakis, Thomas Konidaris, Stavros J. Perantonis
2007	J	`jnl`	Efficient 3D shape matching and retrieval using a concrete radialized spherical projection representation. Pattern Recognit. Panagiotis Papadakis, Ioannis Pratikakis, Stavros J. Perantonis, Theoharis Theoharis
2007	J	`jnl`	Keyword-guided word spotting in historical printed documents using synthetic data and user feedback. Int. J. Document Anal. Recognit. Thomas Konidaris, Basilios Gatos, Kostas Ntzios, Ioannis Pratikakis, Sergios Theodoridis, Stavros J. Perantonis
2007	—	`conf`	Multiresolution text detection in video frames. VISAPP (2) Marios Anthimopoulos, Basilios Gatos, Ioannis Pratikakis
2007	—	`conf`	Scale Selection for Compact Scale-Space Representation of Vector-Valued Images. SSVM Cosmin Mihai, Iris Vanhamel, Hichem Sahli, Antonis Katartzis, Ioannis Pratikakis
2007	A	`conf`	Segmentation Based Recovery of Arbitrarily Warped Document Images. ICDAR Basilios Gatos, Ioannis Pratikakis, Konstantinos Ntirogiannis
2007	—	`conf`	e-Medi: A Web-based e-Training Platform for Breast Imaging. WEBIST (3) Ioannis Pratikakis, Vassilis Virvilis, Dimitrios I. Kosmopoulos, Stavros J. Perantonis, A. Damianakis, D. Tsatsos
2006	—	`conf`	A Holistic Methodology for Keyword Search in Historical Typewritten Documents. SETN Basilios Gatos, Thomas Konidaris, Ioannis Pratikakis, Stavros J. Perantonis
2006	J	`jnl`	Adaptive degraded document image binarization. Pattern Recognit. Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2006	J	`jnl`	An efficient segmentation-free approach to assist old Greek handwritten manuscript OCR. Pattern Anal. Appl. Basilios Gatos, Kostas Ntzios, Ioannis Pratikakis, Sergios Petridis, Thomas Konidaris, Stavros J. Perantonis
2006	—	`conf`	Hybrid Off-Line Cursive Handwriting Word Recognition. ICPR (2) Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2006	—	`conf`	IIT / NCSR "Demokritos" at TRECVID 2006: Shot Boundary Detection. TRECVID Ioannis Pratikakis, I. Dounis, Basilios Gatos, Stavros J. Perantonis
2006	Misc	`conf`	Knowledge Acquisition from Multimedia Content using an Evolution Framework. AIAI Dimitrios I. Kosmopoulos, Sergios Petridis, Ioannis Pratikakis, V. Gatos, Stavros J. Perantonis, Vangelis Karkaletsis, Georgios Paliouras
2006	B	`conf`	Multiscale Graph Theory Based Color Segmentation. ICIP Iris Vanhamel, Ioannis Pratikakis, Hichem Sahli
2006	—	`conf`	Nonlinear Multiscale Graph Theory based Segmentation of Color Images. ICPR (2) Iris Vanhamel, Hichem Sahli, Ioannis Pratikakis
2005	A	`conf`	A Segmentation-free Approach for Keyword Search in Historical Typewritten Documents. ICDAR Basilios Gatos, Thomas Konidaris, Kostas Ntzios, Ioannis Pratikakis, Stavros J. Perantonis
2005	A	`conf`	An Old Greek Handwritten OCR System. ICDAR Kostas Ntzios, Basilios Gatos, Ioannis Pratikakis, Thomas Konidaris, Stavros J. Perantonis
2005	—	`conf`	Automatic Table Detection in Document Images. ICAPR (1) Basilios Gatos, Dimitrios Danatsas, Ioannis Pratikakis, Stavros J. Perantonis
2005	C	`conf`	Watershed-Driven Region-Based Image Retrieval. ISMM Ioannis Pratikakis, Iris Vanhamel, Hichem Sahli, Basilios Gatos, Stavros J. Perantonis
2004	B	`conf`	A Segmentation-Free Recognition Technique to Assist Old Greek Handwritten Manuscript OCR. Document Analysis Systems Basilios Gatos, Kostas Ntzios, Ioannis Pratikakis, Sergios Petridis, Thomas Konidaris, Stavros J. Perantonis
2004	B	`conf`	An Adaptive Binarization Technique for Low Quality Historical Documents. Document Analysis Systems Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2004	—	`conf`	Locating Text in Historical Collection Manuscripts. SETN Basilios Gatos, Ioannis Pratikakis, Stavros J. Perantonis
2004	—	`conf`	Unsupervised Region-Based Image Retrieval. EWIMT Ioannis Pratikakis, Z. Efremedis, Basilios Gatos, Stavros J. Perantonis, Iris Vanhamel, Hichem Sahli
2003	J	`jnl`	Multiscale gradient watersheds of color images. IEEE Trans. Image Process. Iris Vanhamel, Ioannis Pratikakis, Hichem Sahli
2003	J	`jnl`	Robust Multiscale Deformable Registration of 3D Ultrasound Images. Int. J. Image Graph. Ioannis Pratikakis, Christian Barillot, Pierre Hellier, Étienne Mémin
2001	—	`conf`	Hierarchical Segmentation Using Dynamics of Multiscale Color Gradient Watersheds. Scale-Space Iris Vanhamel, Ioannis Pratikakis, Hichem Sahli
2001	—	`conf`	Robust Multi-scale Non-rigid Registration of 3D Ultrasound Images. Scale-Space Ioannis Pratikakis, Christian Barillot, Pierre Hellier
2000	C	`conf`	Automatic Watershed Segmentation of Color Images. ISMM Iris Vanhamel, Hichem Sahli, Ioannis Pratikakis
2000	J	`jnl`	Using Landmarks to Establish a Point-to-Point Correspondence between Signatures. Pattern Anal. Appl. Kui Zhang, Ioannis Pratikakis, Jan Cornelis, Edgard Nyssen
1999	J	`jnl`	Low level image partitioning guided by the gradient watershed hierarchy. Signal Process. Ioannis Pratikakis, Hichem Sahli, Jan Cornelis
1996	J	`jnl`	Hierarchical contour matching in medical images. Image Vis. Comput. Xin Yang, Bart Truyen, Ioannis Pratikakis, Jan Cornelis
1996	C	`conf`	Watershed Analysis and Relaxation Labelling: A cooperative approach for the interpretation of Cranial-MR images using a Statistical Digital Atlas. ISMM Ioannis Pratikakis, Hichem Sahli, Jan Cornelis