Christian Wartena

54 papers A 3B 6C 5Misc 1Journal 4Unranked 32

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Enhancing the Learning Experience: Using Vision-Language Models to Generate Questions for Educational Videos. AIED (2) Markos Stamatakis, Joshua Berger, Christian Wartena, Ralph Ewerth, Anett Hoppe
2025	J	`jnl`	Enhancing the Learning Experience: Using Vision-Language Models to Generate Questions for Educational Videos. CoRR Markos Stamatakis, Joshua Berger, Christian Wartena, Ralph Ewerth, Anett Hoppe
2024	—	`conf`	Estimating Word Concreteness from Contextualized Embeddings. KONVENS Christian Wartena
2024	—	`conf`	Question Generation Capabilities of "Small" Large Language Models. NLDB (2) Joshua Berger, Jonathan Koß, Markos Stamatakis, Anett Hoppe, Ralph Ewerth, Christian Wartena
2022	—	`conf`	On the Geometry of Concreteness. RepL4NLP@ACL Christian Wartena
2022	—	`conf`	Predicting Visible Terms from Image Captions using Concreteness and Distributional Semantics. KDIR Jean Charbonnier, Christian Wartena
2021	—	`conf`	Representing Standard Text Formulations as Directed Graphs. ICDAR Workshops (2) Frieda Josi, Christian Wartena, Ulrich Heid
2020	—	`conf`	Predicting the Concreteness of German Words. SwissText/KONVENS Jean Charbonnier, Christian Wartena
2019	—	`conf`	A Probabilistic Morphology Model for German Lemmatization. KONVENS Christian Wartena
2019	—	`conf`	Detecting Paraphrases of Standard Clause Titles in Insurance Contracts. RELATIONS@IWCS Frieda Josi, Christian Wartena, Ulrich Heid
2019	—	`conf`	Predicting Word Concreteness and Imagery. IWCS (1) Jean Charbonnier, Christian Wartena
2019	—	`conf`	Sentiment Independent Topic Detection in Rated Hospital Reviews. IWCS (2) Christian Wartena, Uwe Sander, Christiane Patzelt
2018	B	`conf`	Figures in Scientific Open Access Publications. TPDL Lucia Sohmen, Jean Charbonnier, Ina Blümel, Christian Wartena, Lambert Heller
2018	A	`conf`	NOA: A Search Engine for Reusable Scientific Images Beyond the Life Sciences. ECIR Jean Charbonnier, Lucia Sohmen, John Rothman, Birte Rohden, Christian Wartena
2018	—	`conf`	Structural Analysis of Contract Renewals. CIKM Workshops Frieda Josi, Christian Wartena
2018	—	`conf`	Text-Based Annotation of Scientific Images Using Wikimedia Categories. DEXA Workshops Frieda Josi, Christian Wartena, Jean Charbonnier
2018	B	`conf`	Using Word Embeddings for Unsupervised Acronym Disambiguation. COLING Jean Charbonnier, Christian Wartena
2017	—	`conf`	Classifying Medical Literature Using k-Nearest-Neighbours Algorithm. NKOS@TPDL Andreas Lüschow, Christian Wartena
2017	—	`ed.`	Proceedings of the 17th European Networked Knowledge Organization Systems Workshop co-located with the 21st International Conference on Theory and Practice of Digital Libraries 2017 (TPDL 2017), Thessaloniki, Greece, September 21st, 2017. NKOS@TPDL Philipp Mayr, Douglas Tudhope, Koraljka Golub, Christian Wartena, Ernesto William De Luca
2016	B	`conf`	Automatic Recognition and Disambiguation of Library of Congress Subject Headings. TPDL Rosa Tsegaye Aga, Christian Wartena, Michael Franke-Maier
2016	—	`conf`	CogALex-V Shared Task: HsH-Supervised - Supervised similarity learning using entry wise product of context vectors. CogALex@COLING Christian Wartena, Rosa Tsegaye Aga
2016	—	`conf`	Editorial for the 15th European Networked Knowledge Organization Systems Workshop (NKOS 2016). NKOS@TPDL Philipp Mayr, Douglas Tudhope, Koraljka Golub, Christian Wartena, Ernesto William De Luca
2016	B	`conf`	Integrating Distributional and Lexical Information for Semantic Classification of Words using MRMF. COLING Rosa Tsegaye Aga, Lucas Drumond, Christian Wartena, Lars Schmidt-Thieme
2016	B	`conf`	Learning Thesaurus Relations from Distributional Features. LREC Rosa Tsegaye Aga, Christian Wartena, Lucas Drumond, Lars Schmidt-Thieme
2016	—	`ed.`	Proceedings of the 15th European Networked Knowledge Organization Systems Workshop (NKOS 2016) co-located with the 20th International Conference on Theory and Practice of Digital Libraries 2016 (TPDL 2016), Hannover, Germany, September 9, 2016. NKOS@TPDL Philipp Mayr, Douglas Tudhope, Koraljka Golub, Christian Wartena, Ernesto William De Luca
2015	—	`conf`	Constructing concept clouds from company websites. I-KNOW Rosa Tsegaye Aga, Christian Wartena
2014	—	`conf`	On the effect of word frequency on distributional similarity. KONVENS Christian Wartena
2013	—	`conf`	Challenges and Potentials for Keyword Extraction from Company Websites for the Development of Regional Knowledge Maps. KDIR/KMIS Christian Wartena, Montserrat Garcia-Alsina
2013	C	`conf`	Challenges to Construct Regional Knowledge Maps for Territories' Sustainable Development. IC3K Montserrat Garcia-Alsina, Christian Wartena, Sönke Lieberam-Schmidt
2013	—	`conf`	Distributional Similarity of Words with Different Frequencies. DIR Christian Wartena
2013	—	`conf`	HsH: Estimating Semantic Similarity of Words and Short Phrases with Frequency Normalized Distance Measures. SemEval@NAACL-HLT Christian Wartena
2013	C	`conf`	Keyword Extraction from Company Websites for the Development of Regional Knowledge Maps. IC3K Christian Wartena, Montserrat Garcia-Alsina
2013	—	`conf`	Regional Knowledge Maps - Potentials and Challenges. KDIR/KMIS Montserrat Garcia-Alsina, Christian Wartena, Sönke Lieberam-Schmidt
2013	J	`jnl`	Segmentation Strategies for Passage Retrieval from Internet Video using Speech Transcripts. J. Digit. Inf. Manag. Christian Wartena
2012	—	`conf`	Automatic Classification of Scientific Records using the German Subject Heading Authority File (SWD). SDA Christian Wartena, Maike Sommer
2012	C	`conf`	Comparing retrieval effectiveness of alternative content segmentation methods for Internet video search. CBMI Maria Eskevich, Gareth J. F. Jones, Christian Wartena, Martha A. Larson, Robin Aly, Thijs Verschoor, Roeland Ordelman
2012	C	`conf`	Comparing segmentation strategies for efficient video passage retrieval. CBMI Christian Wartena
2011	B	`conf`	Automatic tagging and geotagging in video collections and communities. ICMR Martha A. Larson, Mohammad Soleymani, Pavel Serdyukov, Stevan Rudinac, Christian Wartena, Vanessa Murdock, Gerald Friedland, Roeland Ordelman, Gareth J. F. Jones
2011	A	`conf`	Improving Tag-Based Recommendation by Topic Diversification. ECIR Christian Wartena, Martin Wibbels
2011	—	`conf`	Keyword-Based TV Program Recommendation. ITWP@IJCAI Christian Wartena, Wout Slakhorst, Martin Wibbels, Zeno Gantner, Christoph Freudenthaler, Chris Newell, Lars Schmidt-Thieme
2011	—	`conf`	Rich Speech Retrieval Using Query Word Filter. MediaEval Christian Wartena, Martha A. Larson
2010	—	`conf`	Automatic Classification of Social Tags. ECDL Christian Wartena
2010	—	`conf`	Keyword Extraction Using Word Co-occurrence. DEXA Workshops Christian Wartena, Rogier Brussee, Wout Slakhorst
2010	A	`conf`	Selecting keywords for content based recommendation. CIKM Christian Wartena, Wout Slakhorst, Martin Wibbels
2010	—	`conf`	Thesaurus Based Term Ranking for Keyword Extraction. DEXA Workshops Luit Gazendam, Christian Wartena, Rogier Brussee
2009	C	`conf`	Using Tag Co-occurrence for Recommendation. ISDA Christian Wartena, Rogier Brussee, Martin Wibbels
2008	Misc	`conf`	Instanced-Based Mapping between Thesauri and Folksonomies. ISWC Christian Wartena, Rogier Brussee
2008	J	`jnl`	Storage Products and Linear Control of Derivations. Theory Comput. Syst. Christian Wartena
2008	—	`conf`	Topic Detection by Clustering Keywords. DEXA Workshops Christian Wartena, Rogier Brussee
2007	—	`conf`	Apolda: A Practical Tool for Semantic Annotation. DEXA Workshops Christian Wartena, Rogier Brussee, Luit Gazendam, Willem-Olaf Huijsen
2000	—	`conf`	Extending Linear Indexed Grammars. TAG+ Christian Wartena
1999	J	`jnl`	On the Concatenation of One-Turn Pushdowns. Grammars Christian Wartena
1999	—	`—`	Storage structures and conditions on movement in natural language syntax. Christian Wartena
1998	—	`conf`	Grammars with Composite Storages. LACL Christian Wartena