Savvas A. Chatzichristofis


2013

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Dynamic two-stage image retrieval from large multimedia databases
Avi Arampatzis | Konstantinos Zagoris | Savvas A. Chatzichristofis
2013 Volume 49 Issue 1

2011

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DUTH at ImageCLEF 2011 Wikipedia Retrieval
Avi Arampatzis | Konstantinos Zagoris | Savvas A. Chatzichristofis
CLEF 2011 Labs and Workshop, Notebook Papers, 19-22 September 2011, Amsterdam, The Netherlands

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The TREC files: the (ground) truth is out there
Savvas A. Chatzichristofis | Konstantinos Zagoris | Avi Arampatzis
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

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Bag-of-visual-words vs global image descriptors on two-stage multimodal retrieval
Savvas A. Chatzichristofis | Konstantinos Zagoris | Avi Arampatzis
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

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Fusion vs. Two-Stage for Multimodal Retrieval
Avi Arampatzis | Konstantinos Zagoris | Savvas A. Chatzichristofis
Advances in Information Retrieval - 33rd European Conference on IR Research, ECIR 2011, Dublin, Ireland, April 18-21, 2011. Proceedings

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Dynamic Two-Stage Image Retrieval from Large Multimodal Databases
Avi Arampatzis | Konstantinos Zagoris | Savvas A. Chatzichristofis
Advances in Information Retrieval - 33rd European Conference on IR Research, ECIR 2011, Dublin, Ireland, April 18-21, 2011. Proceedings

2010

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Multimedia Search with Noisy Modalities: Fusion and Multistage Retrieval
Avi Arampatzis | Savvas A. Chatzichristofis | Konstantinos Zagoris
CLEF 2010 LABs and Workshops, Notebook Papers, 22-23 September 2010, Padua, Italy

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Late fusion of compact composite descriptorsfor retrieval from heterogeneous image databases
Savvas A. Chatzichristofis | Avi Arampatzis
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010