Publications

(2020). Valid Explanations for Learning to Rank Models. CoRR.

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(2020). Question Answering over Curated and Open Web Sources. CoRR.

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(2020). Model agnostic interpretability of rankers via intent modelling. FAT ‘20: Conference on Fairness, Accountability, and Transparency, Barcelona, Spain, January 27-30, 2020*.

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(2020). Conversational Search - A Report from Dagstuhl Seminar 19461. CoRR.

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(2020). Characterization and classification of semantic image-text relations. Int. J. Multim. Inf. Retr..

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(2020). Boilerplate Removal using a Neural Sequence Labeling Model. Companion of The 2020 Web Conference 2020, Taipei, Taiwan, April 20-24, 2020.

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(2019). Understanding, Categorizing and Predicting Semantic Image-Text Relations. CoRR.

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(2019). Understanding, Categorizing and Predicting Semantic Image-Text Relations. Proceedings of the 2019 on International Conference on Multimedia Retrieval, ICMR 2019, Ottawa, ON, Canada, June 10-13, 2019.

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(2019). TableNet: An Approach for Determining Fine-grained Relations for Wikipedia Tables. CoRR.

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(2019). TableNet: An Approach for Determining Fine-grained Relations for Wikipedia Tables. The World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019.

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(2019). Node Representation Learning for Directed Graphs. Machine Learning and Knowledge Discovery in Databases - European Conference, ECML PKDD 2019, Würzburg, Germany, September 16-20, 2019, Proceedings, Part I.

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(2019). Finding Interpretable Concept Spaces in Node Embeddings using Knowledge Bases. CoRR.

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(2019). Finding Interpretable Concept Spaces in Node Embeddings Using Knowledge Bases. Machine Learning and Knowledge Discovery in Databases - International Workshops of ECML PKDD 2019, Würzburg, Germany, September 16-20, 2019, Proceedings, Part I.

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(2019). EXS: Explainable Search Using Local Model Agnostic Interpretability. Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019.

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(2019). Estimating PageRank deviations in crawled graphs. Applied Network Science.

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(2019). Dissonance Between Human and Machine Understanding. PACMHCI.

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(2019). Conversational Search (Dagstuhl Seminar 19461). Dagstuhl Reports.

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(2019). Clarifying False Memories in Voice-based Search. Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019.

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(2019). Asynchronous Training of Word Embeddings for Large Text Corpora. Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019.

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(2019). A study on the Interpretability of Neural Retrieval Models using DeepSHAP. CoRR.

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(2019). A study on the Interpretability of Neural Retrieval Models using DeepSHAP. Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.

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(2019). A Faster Algorithm for Cuckoo Insertion and Bipartite Matching in Large Graphs. Algorithmica.

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(2019). A Comprehensive Comparison of Unsupervised Network Representation Learning Methods. CoRR.

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(2018). User Fairness in Recommender Systems. CoRR.

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(2018). User Fairness in Recommender Systems. Companion of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018.

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(2018). Toward Voice Query Clarification. The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018.

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(2018). Node Representation Learning for Directed Graphs. CoRR.

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(2018). Interpreting search result rankings through intent modeling. CoRR.

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(2018). History by Diversity: Helping Historians search News Archives. CoRR.

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(2018). EXS: Explainable Search Using Local Model Agnostic Interpretability. CoRR.

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(2018). Expedition: A Time-Aware Exploratory Search System Designed for Scholars. CoRR.

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(2018). Effects of Algorithmic Decision-Making and Interpretability on Human Behavior: Experiments using Crowdsourcing. Proceedings of the HCOMP 2018 Works in Progress and Demonstration Papers Track of the sixth AAAI Conference on Human Computation and Crowdsourcing (HCOMP 2018), Zurich, Switzerland, July 5-8, 2018.

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(2018). Discovering Entities with Just a Little Help from You. CoRR.

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(2018). Designing Search Tasks for Archive Search. CoRR.

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(2018). Delusive PageRank in Incomplete Graphs. Complex Networks and Their Applications VII - Volume 1 Proceedings The 7th International Conference on Complex Networks and Their Applications COMPLEX NETWORKS 2018, Cambridge, UK, December 11-13, 2018.

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(2018). Asynchronous Training of Word Embeddings for Large Text Corpora. CoRR.

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(2017). The Dawn of Today's Popular Domains: A Study of the Archived German Web over 18 Years. CoRR.

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(2017). Tempas: Temporal Archive Search Based on Tags. CoRR.

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(2017). On the Applicability of Delicious for Temporal Search on Web Archives. CoRR.

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(2017). Modeling Event Importance for Ranking Daily News Events. Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, WSDM 2017, Cambridge, United Kingdom, February 6-10, 2017.

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(2017). How much is Wikipedia Lagging Behind News?. CoRR.

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(2017). Fine Grained Citation Span for References in Wikipedia. CoRR.

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(2017). Fine Grained Citation Span for References in Wikipedia. Proceedings of the 2017 Conference on Empirical Methods in Natural Language Processing, EMNLP 2017, Copenhagen, Denmark, September 9-11, 2017.

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(2017). Finding News Citations for Wikipedia. CoRR.

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(2017). Exploring Web Archives Through Temporal Anchor Texts. Proceedings of the 2017 ACM on Web Science Conference, WebSci 2017, Troy, NY, USA, June 25 - 28, 2017.

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(2017). Designing Search Tasks for Archive Search. Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, CHIIR 2017, Oslo, Norway, March 7-11, 2017.

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(2017). BioNex: A System For Biomedical News Event Exploration. Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017.

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(2017). Balancing Novelty and Salience: Adaptive Learning to Rank Entities for Timeline Summarization of High-impact Events. CoRR.

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(2017). Automated News Suggestions for Populating Wikipedia Entity Pages. CoRR.

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(2017). ArchiveSpark: Efficient Web Archive Access, Extraction and Derivation. CoRR.

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(2016). The Knowledge Awakens: Keeping Knowledge Bases Fresh with Emerging Entities. Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume.

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(2016). The Dawn of Today's Popular Domains: A Study of the Archived German Web over 18 Years. Proceedings of the 16th ACM/IEEE-CS on Joint Conference on Digital Libraries, JCDL 2016, Newark, NJ, USA, June 19 - 23, 2016.

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(2016). Temporal Information Retrieval. Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016.

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(2016). Tempas: Temporal Archive Search Based on Tags. Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume.

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(2016). On the Applicability of Delicious for Temporal Search on Web Archives. Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016.

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(2016). L3S at the NTCIR-12 Temporal Information Access (Temporalia-2) Task. Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016.

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(2016). History by Diversity: Helping Historians search News Archives. Proceedings of the 2016 ACM Conference on Human Information Interaction and Retrieval, CHIIR 2016, Carrboro, North Carolina, USA, March 13-17, 2016.

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(2016). Finding News Citations for Wikipedia. Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016.

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(2016). Exploring the past of the web: alexandria & archive-it hackathon. Proceedings of the 8th ACM Conference on Web Science, WebSci 2016, Hannover, Germany, May 22-25, 2016.

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(2016). Expedition: A Time-Aware Exploratory Search System Designed for Scholars. Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016.

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(2016). Discovering Entities with Just a Little Help from You. Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016.

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(2016). ArchiveSpark: Efficient Web Archive Access, Extraction and Derivation. Proceedings of the 16th ACM/IEEE-CS on Joint Conference on Digital Libraries, JCDL 2016, Newark, NJ, USA, June 19 - 23, 2016.

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(2015). The Sweet Spot between Inverted Indices and Metric-Space Indexing for Top-K-List Similarity Search. Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.

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(2015). How much is Wikipedia Lagging Behind News?. Proceedings of the ACM Web Science Conference, WebSci 2015, Oxford, United Kingdom, June 28 - July 1, 2015.

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(2015). Exploring Long Running News Stories using Wikipedia. Proceedings of the ACM Web Science Conference, WebSci 2015, Oxford, United Kingdom, June 28 - July 1, 2015.

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(2015). Balancing Novelty and Salience: Adaptive Learning to Rank Entities for Timeline Summarization of High-impact Events. Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015.

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(2015). Automated News Suggestions for Populating Wikipedia Entity Pages. Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015.

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(2014). Phrase Query Optimization on Inverted Indexes. Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014.

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(2013). Indexing methods for web archives.

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(2013). FERRARI: Flexible and efficient reachability range assignment for graph indexing. 29th IEEE International Conference on Data Engineering, ICDE 2013, Brisbane, Australia, April 8-12, 2013.

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(2012). Index maintenance for time-travel text search. The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR ‘12, Portland, OR, USA, August 12-16, 2012.

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(2012). High-Performance Reachability Query Processing under Index Size Restrictions. CoRR.

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(2011). Temporal index sharding for space-time efficiency in archive search. 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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(2010). Efficient temporal keyword search over versioned text. Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010.

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(2009). EverLast: a distributed architecture for preserving the web. Proceedings of the 2009 Joint International Conference on Digital Libraries, JCDL 2009, Austin, TX, USA, June 15-19, 2009.

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