Wolfgang Nejdl

Personal Homepage
http://www.kbs.uni-hannover.de/~nejdl/
Employer
()
Email
nejdl@kbs.uni-hannover.de

Publication Statistics

Publication period start
2001
Publication period end
2012
Number of co-authors
86

Co-authors
Number of publications with favourite co-authors

Productive Colleagues
Most productive colleagues in number of publications

Publications

Diaz-Aviles, Ernesto, Georgescu, Mihai, Nejdl, Wolfgang (2012): Swarming to rank for recommender systems. In: Proceedings of the 2012 ACM Conference on Recommender Systems , 2012, . pp. 229-232. http://dx.doi.org/10.1145/2365952.2366001

Diaz-Aviles, Ernesto, Drumond, Lucas, Schmidt-Thieme, Lars, Nejdl, Wolfgang (2012): Real-time top-n recommendation in social streams. In: Proceedings of the 2012 ACM Conference on Recommender Systems , 2012, . pp. 59-66. http://dx.doi.org/10.1145/2365952.2365968

Papadakis, George, Ioannou, Ekaterini, Niederée, Claudia, Palpanas, Themis, Nejdl, Wolfgang (2011): Eliminating the redundancy in blocking-based entity resolution methods. In: JCDL11 Proceedings of the 2010 Joint International Conference on Digital Libraries , 2011, . pp. 85-94. http://dx.doi.org/10.1145/1998076.1998093

Minack, Enrico, Siberski, Wolf, Nejdl, Wolfgang (2011): Incremental diversification for very large sets: a streaming-based approach. In: Proceedings of the 34th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , 2011, . pp. 585-594. http://dx.doi.org/10.1145/2009916.2009996

Stewart, Avare, Smith, Matthew, Nejdl, Wolfgang (2011): A transfer approach to detecting disease reporting events in blog social media. In: Proceedings of the 22nd ACM Conference on Hypertext and Hypermedia , 2011, . pp. 271-280. http://dx.doi.org/10.1145/1995966.1996001

Kawase, Ricardo, Papadakis, George, Herder, Eelco, Nejdl, Wolfgang (2011): Beyond the usual suspects: context-aware revisitation support. In: Proceedings of the 22nd ACM Conference on Hypertext and Hypermedia , 2011, . pp. 27-36. http://dx.doi.org/10.1145/1995966.1995974

Papadakis, George, Giannakopoulos, George, Niederée, Claudia, Palpanas, Themis, Nejdl, Wolfgang (2011): Detecting and exploiting stability in evolving heterogeneous information spaces. In: JCDL11 Proceedings of the 2010 Joint International Conference on Digital Libraries , 2011, . pp. 95-104. http://dx.doi.org/10.1145/1998076.1998094

Siersdorfer, Stefan, Chelaru, Sergiu, Nejdl, Wolfgang, Pedro, Jose San (2010): How useful are your comments?: analyzing and predicting youtube comments and comment ratin. In: Proceedings of the 2010 International Conference on the World Wide Web , 2010, . pp. 891-900. http://doi.acm.org/10.1145/1772690.1772781

Diaz-Aviles, Ernesto, Georgescu, Mihai, Stewart, Avare, Nejdl, Wolfgang (2010): LDA for on-the-fly auto tagging. In: Proceedings of the 2010 ACM Conference on Recommender Systems , 2010, . pp. 309-312. http://dx.doi.org/10.1145/1864708.1864774

Kawase, Ricardo, Papadakis, George, Herder, Eelco, Nejdl, Wolfgang (2010): The impact of bookmarks and annotations on refinding information. In: Proceedings of the 21st ACM Conference on Hypertext and Hypermedia , 2010, . pp. 29-34. http://doi.acm.org/10.1145/1810617.1810624

Demidova, Elena, Fankhauser, Peter, Zhou, Xuan, Nejdl, Wolfgang (2010): DivQ: diversification for keyword search over structured databases. In: Proceedings of the 33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , 2010, . pp. 331-338. http://doi.acm.org/10.1145/1835449.1835506

Krestel, Ralf, Fankhauser, Peter, Nejdl, Wolfgang (2009): Latent dirichlet allocation for tag recommendation. In: Proceedings of the 2009 ACM Conference on Recommender Systems , 2009, . pp. 61-68. http://dx.doi.org/10.1145/1639714.1639726

Abbasi, Rabeeh, Chernov, Sergey, Nejdl, Wolfgang, Paiu, Raluca, Staab, Steffen (2009): Exploiting Flickr Tags and Groups for Finding Landmark Photos. In: Boughanem, Mohand, Berrut, Catherine, Mothe, Josiane, Soulé-Dupuy, Chantal (eds.) Advances in Information Retrieval - 31th European Conference on IR Research - ECIR 2009 April 6-9, 2009, 2009, Toulouse, France. pp. 654-661. http://dx.doi.org/10.1007/978-3-642-00958-7_62

Demartini, Gianluca, Gaugaz, Julien, Nejdl, Wolfgang (2009): A Vector Space Model for Ranking Entities and Its Application to Expert Search. In: Boughanem, Mohand, Berrut, Catherine, Mothe, Josiane, Soulé-Dupuy, Chantal (eds.) Advances in Information Retrieval - 31th European Conference on IR Research - ECIR 2009 April 6-9, 2009, 2009, Toulouse, France. pp. 189-201. http://dx.doi.org/10.1007/978-3-642-00958-7_19

Stewart, Avare, Diaz-Aviles, Ernesto, Nejdl, Wolfgang, Marinho, Leandro Balby, Nanopoulos, Alexandros, Schmidt-Thieme, Lars (2009): Cross-tagging for personalized open social networking. In: Proceedings of the 20th ACM Conference on Hypertext and Hypermedia , 2009, . pp. 271-278. http://doi.acm.org/10.1145/1557914.1557960

Bischoff, Kerstin, Firan, Claudiu S., Nejdl, Wolfgang, Paiu, Raluca (2009): How do you feel about "dancing queen"?: deriving mood & theme annotations from user ta. In: JCDL09 Proceedings of the 2009 Joint International Conference on Digital Libraries , 2009, . pp. 285-294. http://doi.acm.org/10.1145/1555400.1555448

Schäfer, Michael, Dolog, Peter, Nejdl, Wolfgang (2008): An environment for flexible advanced compensations of Web service transactions. In ACM Transactions on the Web, 2 (2) pp. 14. http://dx.doi.org/10.1145/1346337.1346242

Demartini, Gianluca, Chirita, Paul-Alexandru, Brunkhorst, Ingo, Nejdl, Wolfgang (2008): Ranking Categories for Web Search. In: Macdonald, Craig, Ounis, Iadh, Plachouras, Vassilis, Ruthven, Ian, White, Ryen W. (eds.) Advances in Information Retrieval - 30th European Conference on IR Research - ECIR 2008 March 30-April 3, 2008, Glasgow, UK. pp. 564-569. http://dx.doi.org/10.1007/978-3-540-78646-7_56

Chen, Ling, Hu, Yiqun, Nejdl, Wolfgang (2008): Using subspace analysis for event detection from web click-through data. In: Proceedings of the 2008 International Conference on the World Wide Web , 2008, . pp. 1067-1068. http://doi.acm.org/10.1145/1367497.1367659

Dolog, Peter, Simon, Bernd, Nejdl, Wolfgang, Klobucar, Tomaz (2008): Personalizing access to learning networks. In ACM Trans. Internet Techn., 8 (2) pp. . http://doi.acm.org/10.1145/1323651.1323654

Mehta, Bhaskar, Nangia, Saurabh, Gupta, Manish, Nejdl, Wolfgang (2008): Detecting image spam using visual features and near duplicate detection. In: Proceedings of the 2008 International Conference on the World Wide Web , 2008, . pp. 497-506. http://doi.acm.org/10.1145/1367497.1367565

Bischoff, Kerstin, Firan, Claudiu S., Nejdl, Wolfgang, Paiu, Raluca (2008): Can all tags be used for search?. In: Shanahan, James G., Amer-Yahia, Sihem, Manolescu, Ioana, Zhang, Yi, Evans, David A., Kolcz, Aleksander, Choi, Key-Sun, Chowdhury, Abdur (eds.) Proceedings of the 17th ACM Conference on Information and Knowledge Management - CIKM 2008 October 26-30, 2008, Napa Valley, California, USA. pp. 193-202. http://doi.acm.org/10.1145/1458082.1458112

Stecher, Rodolfo, Niederée, Claudia, Nejdl, Wolfgang (2008): Wildcards for lightweight information integration in virtual desktops. In: Shanahan, James G., Amer-Yahia, Sihem, Manolescu, Ioana, Zhang, Yi, Evans, David A., Kolcz, Aleksander, Choi, Key-Sun, Chowdhury, Abdur (eds.) Proceedings of the 17th ACM Conference on Information and Knowledge Management - CIKM 2008 October 26-30, 2008, Napa Valley, California, USA. pp. 797-806. http://doi.acm.org/10.1145/1458082.1458189

Mehta, Bhaskar, Nejdl, Wolfgang (2008): Attack resistant collaborative filtering. In: Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , 2008, . pp. 75-82. http://doi.acm.org/10.1145/1390334.1390350

Kohlschütter, Christian, Nejdl, Wolfgang (2008): A densitometric approach to web page segmentation. In: Shanahan, James G., Amer-Yahia, Sihem, Manolescu, Ioana, Zhang, Yi, Evans, David A., Kolcz, Aleksander, Choi, Key-Sun, Chowdhury, Abdur (eds.) Proceedings of the 17th ACM Conference on Information and Knowledge Management - CIKM 2008 October 26-30, 2008, Napa Valley, California, USA. pp. 1173-1182. http://doi.acm.org/10.1145/1458082.1458237

Chirita, Paul-Alexandru, Firan, Claudiu S., Nejdl, Wolfgang (2007): Personalized query expansion for the web. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , 2007, . pp. 7-14. http://doi.acm.org/10.1145/1277741.1277746

Serdyukov, Pavel, Chernov, Sergey, Nejdl, Wolfgang (2007): Enhancing Expert Search Through Query Modeling. In: Amati, Giambattista, Carpineto, Claudio, Romano, Giovanni (eds.) Advances in Information Retrieva - 29th European Conference on IR Research - ECIR 2007 April 2-5, 2007, Rome, Italy. pp. 737-740. http://dx.doi.org/10.1007/978-3-540-71496-5_81

Bozzon, Alessandro, Chirita, Paul-Alexandru, Firan, Claudiu S., Nejdl, Wolfgang (2007): Lexical analysis for modeling web query reformulation. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , 2007, . pp. 739-740. http://doi.acm.org/10.1145/1277741.1277885

Chernov, Sergey, Serdyukov, Pavel, Chirita, Paul-Alexandru, Demartini, Gianluca, Nejdl, Wolfgang (2007): Building a Desktop Search Test-Bed. In: Amati, Giambattista, Carpineto, Claudio, Romano, Giovanni (eds.) Advances in Information Retrieva - 29th European Conference on IR Research - ECIR 2007 April 2-5, 2007, Rome, Italy. pp. 686-690. http://dx.doi.org/10.1007/978-3-540-71496-5_69

Chen, Ling, Bhowmick, Sourav, Nejdl, Wolfgang (2007): Mirror site maintenance based on evolution associations of web directories. In: Proceedings of the 2007 International Conference on the World Wide Web , 2007, . pp. 1297-1298. http://doi.acm.org/10.1145/1242572.1242817

Kohlschütter, Christian, Chirita, Paul-Alexandru, Nejdl, Wolfgang (2007): Utility analysis for topically biased PageRank. In: Proceedings of the 2007 International Conference on the World Wide Web , 2007, . pp. 1211-1212. http://doi.acm.org/10.1145/1242572.1242770

Chirita, Paul-Alexandru, Costache, Stefania, Nejdl, Wolfgang, Handschuh, Siegfried (2007): P-TAG: large scale automatic generation of personalized annotation tags for the web. In: Proceedings of the 2007 International Conference on the World Wide Web , 2007, . pp. 845-854. http://doi.acm.org/10.1145/1242572.1242686

Mehta, Bhaskar, Hofmann, Thomas, Nejdl, Wolfgang (2007): Robust collaborative filtering. In: Proceedings of the 2007 ACM Conference on Recommender Systems , 2007, . pp. 49-56. http://dx.doi.org/10.1145/1297231.1297240

Simon, Bernd, Sobernig, Stefan, Wild, Fridolin, Aguirre, Sandra, Brantner, Stefan, Dolog, Peter, Neumann, Gustaf, Huber, Gernot, Klobucar, Tomaz, Markus, Sascha, Miklós, Zoltán, Nejdl, Wolfgang, Olmedilla, Daniel, Salvachúa, Joaquín, Sintek, Michael, Zillinger, Thomas (2006): Building Blocks for a Smart Space for LearningTM. In: ICALT 2006 - Proceedings of the 6th IEEE International Conference on Advanced Learning Technologies 5-7 July, 2006, Kerkrade, The Netherlands. pp. 309-313. http://doi.ieeecomputersociety.org/10.1109/ICALT.2006.97

Kohlschütter, Christian, Chirita, Paul-Alexandru, Nejdl, Wolfgang (2006): Efficient Parallel Computation of PageRank. In: Lalmas, Mounia, MacFarlane, Andy, Rüger, Stefan M., Tombros, Anastasios, Tsikrika, Theodora, Yavlinsky, Alexei (eds.) Advances in Information Retrieval - 28th European Conference on IR Research - ECIR 2006 April 10-12, 2006, London, UK. pp. 241-252. http://dx.doi.org/10.1007/11735106_22

Chirita, Paul-Alexandru, Firan, Claudiu S., Nejdl, Wolfgang (2006): Summarizing local context to personalize global web search. In: Yu, Philip S., Tsotras, Vassilis J., Fox, Edward A., Liu, Bing (eds.) Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management November 6-11, 2006, Arlington, Virginia, USA. pp. 287-296. http://doi.acm.org/10.1145/1183614.1183658

Carvalho, André Luiz da Costa, Chirita, Paul-Alexandru, Moura, Edleno Silva de, Calado, Pavel, Nejdl, Wolfgang (2006): Site level noise removal for search engines. In: Proceedings of the 2006 International Conference on the World Wide Web , 2006, . pp. 73-82. http://doi.acm.org/10.1145/1135777.1135793

Chirita, Paul Alexandru, Nejdl, Wolfgang, Paiu, Raluca, Kohlschutter, Christian (2005): Using ODP metadata to personalize search. In: Proceedings of the 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , 2005, . pp. 178-185. http://doi.acm.org/10.1145/1076034.1076067

Chirita, Paul-Alexandru, Diederich, Jorg, Nejdl, Wolfgang (2005): MailRank: using ranking for spam detection. In: Herzog, Otthein, Schek, Hans-Jorg, Fuhr, Norbert (eds.) Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management October 31 - November 5, 2005, Bremen, Germany. pp. 373-380. http://doi.acm.org/10.1145/1099554.1099671

Henze, Nicola, Nejdl, Wolfgang (2004): A logical characterization of adaptive educational hypermedia. In New Review of Hypermedia and Multimedia, 10 (1) pp. 77-113. http://journalsonline.tandf.co.uk/openurl.asp?genre=article&issn=1361-4568&volume=10&issue=1&spage=77

Chirita, Paul-Alexandru, Olmedilla, Daniel, Nejdl, Wolfgang (2004): Finding Related Pages Using the Link Structure of the WWW. In: 2004 IEEE/WIC/ACM International Conference on Web Intelligence WI 2004 20-24 September, 2004, Beijing, China. pp. 632-635. http://doi.ieeecomputersociety.org/10.1109/WI.2004.69

Henze, Nicola, Dolog, Peter, Nejdl, Wolfgang (2004): Reasoning and Ontologies for Personalized E-Learning in the Semantic Web. In Educational Technology & Society, 7 (4) pp. 82-97. http://www.ifets.info/journals/7_4/10.pdf

Qu, Changtao, Nejdl, Wolfgang (2004): Integrating XQuery-enabled SCORM XML Metadata Repositories into an RDF-based E-Learning P2. In Educational Technology & Society, 7 (2) pp. 51-60. http://www.ifets.info/journals/7_2/8.pdf

Dolog, Peter, Henze, Nicola, Nejdl, Wolfgang, Sintek, Michael (2004): Personalization in distributed e-learning environments. In: Proceedings of the 2004 International Conference on the World Wide Web , 2004, . pp. 170-179. http://doi.acm.org/10.1145/1013367.1013395

Nejdl, Wolfgang, Wolpers, Martin, Siberski, Wolf, Schmitz, Christoph, Schlosser, Mario, Brunkhorst, Ingo, Loser, Alexander (2003): Super-peer-based routing and clustering strategies for RDF-based peer-to-peer networks. In: Proceedings of the 2003 International Conference on the World Wide Web , 2003, . pp. 536-543. http://doi.acm.org/10.1145/775152.775229

Brase, Jan, Painter, Mark, Nejdl, Wolfgang (2003): Completing LOM - How Additional Axioms Increase the Utility of Learning Object Metadata. In: ICALT 2003 - 2003 IEEE International Conference on Advanced Learning Technologies 9-11 July, 2003, Athens, Greece. pp. 493. http://csdl.computer.org/comp/proceedings/icalt/2003/1967/00/19670493abs.htm

Einhorn, Ralf, Olbrich, Stephan, Nejdl, Wolfgang (2003): A Metadata Model for Capturing Presentations. In: ICALT 2003 - 2003 IEEE International Conference on Advanced Learning Technologies 9-11 July, 2003, Athens, Greece. pp. 110-114. http://csdl.computer.org/comp/proceedings/icalt/2003/1967/00/19670110abs.htm

Qu, Changtao, Nejdl, Wolfgang (2003): Searching SCORM Metadata in a RDF-Based E-Learning P2P Network Using XQuery and Query by E. In: ICALT 2003 - 2003 IEEE International Conference on Advanced Learning Technologies 9-11 July, 2003, Athens, Greece. pp. 81-85. http://csdl.computer.org/comp/proceedings/icalt/2003/1967/00/19670081abs.htm

Nejdl, Wolfgang, Wolf, Boris, Qu, Changtao, Decker, Stefan, Sintek, Michael, Naeve, Ambjorn, Nilsson, Mikael, Palmér, Matthias, Risch, Tore (2002): EDUTELLA: a P2P networking infrastructure based on RDF. In: Proceedings of the 2002 International Conference on the World Wide Web , 2002, . pp. 604-615. http://doi.acm.org/10.1145/511446.511525

Qu, Changtao, Gamper, Johann, Nejdl, Wolfgang (2001): A Collaborative Courseware Generating System Based on WebDAV, XML, and JSP. In: ICALT 2001 , 2001, . pp. 197-198.