XSee: Structure Xposed. - Roelof van Zwol; Wouter Weerkamp (INEX, 2006)

Query and Document Models for Enterprise Search. - Krisztian Balog; Katja Hofmann; Wouter Weerkamp; Maarten de Rijke (TREC, 2007)

Language Modeling Approaches to Blog Postand Feed Finding. - Breyten Ernsting; Wouter Weerkamp; Maarten de Rijke (TREC, 2007)

Credibility Improves Topical Blog Post Retrieval. - Wouter Weerkamp; Maarten de Rijke (ACL, 2008)

PodCred: a framework for analyzing podcast preference. - Manos Tsagkias; Martha A. Larson; Wouter Weerkamp; Maarten de Rijke (WICOW, 2008)

Metadata and Multilinguality in Video Classification. - Jiyin He; Xu Zhang; Wouter Weerkamp; Martha A. Larson (CLEF, 2008)

The University of Amsterdam at VideoCLEF 2008. - Jiyin He; Xu Zhang; Wouter Weerkamp; Martha A. Larson (CLEF (Working Notes), 2008)

Finding Key Bloggers, One Post At A Time. - Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (ECAI, 2008)

A Generative Language Modeling Approach for Ranking Entities. - Wouter Weerkamp; Krisztian Balog; Edgar Meij (INEX, 2008)

Bloggers as experts: feed distillation using expert retrieval models. - Krisztian Balog; Maarten de Rijke; Wouter Weerkamp (SIGIR, 2008)

A few examples go a long way: constructing query models from elaborate query formulations. - Krisztian Balog; Wouter Weerkamp; Maarten de Rijke (SIGIR, 2008)

Blogger, stick to your story: modeling topical noise in blogs with coherence measures. - Jiyin He; Wouter Weerkamp; Martha A. Larson; Maarten de Rijke (AND, 2008)

Parsimonious relevance models. - Edgar Meij; Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (SIGIR, 2008)

Incorporating Non-Relevance Information in the Estimation of Query Models. - Edgar Meij; Wouter Weerkamp; Jiyin He; Maarten de Rijke (TREC, 2008)

External Query Expansion in the Blogosphere. - Wouter Weerkamp; Maarten de Rijke (TREC, 2008)

A Generative Blog Post Retrieval Model that Uses Query Expansion based on External Collections. - Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (ACL/IJCNLP, 2009)

A query model based on normalized log-likelihood. - Edgar Meij; Wouter Weerkamp; Maarten de Rijke (CIKM, 2009)

Predicting the volume of comments on online news stories. - Manos Tsagkias; Wouter Weerkamp; Maarten de Rijke (CIKM, 2009)

Using Contextual Information to Improve Search in Email Archives. - Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (ECIR, 2009)

Combining Term-Based and Category-Based Representations for Entity Search. - Krisztian Balog; Marc Bron; Maarten de Rijke; Wouter Weerkamp (INEX, 2009)

A comparison of retrieval-based hierarchical clustering approaches to person name disambiguation. - Christof Monz; Wouter Weerkamp (SIGIR, 2009)

Heuristic Ranking and Diversification of Web Documents. - Jiyin He; Krisztian Balog; Katja Hofmann; Edgar Meij; Maarten de Rijke; Manos Tsagkias; Wouter Weerkamp (TREC, 2009)

Topical Diversity and Relevance Feedback. - Edgar Meij; Jiyin He; Wouter Weerkamp; Maarten de Rijke (TREC, 2009)

From Blogs to News: Identifying Hot Topics in the Blogosphere. - Wouter Weerkamp; Manos Tsagkias; Maarten de Rijke (TREC, 2009)

An effective coherence measure to determine topical consistency in user-generated content. - Jiyin He; Wouter Weerkamp; Martha A. Larson; Maarten de Rijke (Int. J. Document Anal. Recognit., 2009)

Generating Focused Topic-Specific Sentiment Lexicons. - Valentin Jijkoun; Maarten de Rijke; Wouter Weerkamp (ACL, 2010)

News Comments: Exploring, Modeling, and Online Prediction. - Manos Tsagkias; Wouter Weerkamp; Maarten de Rijke (ECIR, 2010)

A two-stage model for blog feed search. - Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (SIGIR, 2010)

The University of Amsterdam at TREC 2010: Session, Entity and Relevance Feedback. - Marc Bron; Jiyin He; Katja Hofmann; Edgar Meij; Maarten de Rijke; Manos Tsagkias; Wouter Weerkamp (TREC, 2010)

Incorporating Query Expansion and Quality Indicators in Searching Microblog Posts. - Kamran Massoudi; Manos Tsagkias; Maarten de Rijke; Wouter Weerkamp (ECIR, 2011)

Hypergeometric language models for republished article finding. - Manos Tsagkias; Maarten de Rijke; Wouter Weerkamp (SIGIR, 2011)

People searching for people: analysis of a people search engine log. - Wouter Weerkamp; Richard Berendsen; Bogomil Kovachev; Edgar Meij; Krisztian Balog; Maarten de Rijke (SIGIR, 2011)

Classifying queries submitted to a vertical search engine. - Richard Berendsen; Bogomil Kovachev; Edgar Meij; Maarten de Rijke; Wouter Weerkamp (WebSci, 2011)

Linking online news and social media. - Manos Tsagkias; Maarten de Rijke; Wouter Weerkamp (WSDM, 2011)

Blog feed search with a post index. - Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (Inf. Retr., 2011)

DIR 2011: the eleventh Dutch-Belgian information retrieval workshop. - Corrado Boscarino; Katja Hofmann; Valentin Jijkoun; Edgar Meij; Maarten de Rijke; Wouter Weerkamp (SIGIR Forum, 2011)

Result Disambiguation in Web People Search. - Richard Berendsen; Bogomil Kovachev; Evangelia-Paraskevi Nastou; Maarten de Rijke; Wouter Weerkamp (ECIR, 2012)

A Framework for Unsupervised Spam Detection in Social Networking Sites. - Maarten Bosma; Edgar Meij; Wouter Weerkamp (ECIR, 2012)

Adaptive Temporal Query Modeling. - Maria-Hendrike Peetz; Edgar Meij; Maarten de Rijke; Wouter Weerkamp (ECIR, 2012)

The University of Amsterdam at TREC 2012. - Richard Berendsen; Edgar Meij; Daan Odijk; Maarten de Rijke; Wouter Weerkamp (TREC, 2012)

Adding semantics to microblog posts. - Edgar Meij; Wouter Weerkamp; Maarten de Rijke (WSDM, 2012)

Credibility-inspired ranking for blog post retrieval. - Wouter Weerkamp; Maarten de Rijke (Inf. Retr., 2012)

Finding people and their utterances in social media. - Wouter Weerkamp (SIGIR Forum, 2012)

Exploiting External Collections for Query Expansion. - Wouter Weerkamp; Krisztian Balog; Maarten de Rijke (ACM Trans. Web, 2012)

Inside the world's playlist. - Wouter Weerkamp; Manos Tsagkias; Maarten de Rijke (CIKM, 2013)

Pseudo test collections for training and tuning microblog rankers. - Richard Berendsen; Manos Tsagkias; Wouter Weerkamp; Maarten de Rijke (SIGIR, 2013)

Microblog language identification: overcoming the limitations of short, unedited and idiomatic text. - Simon Carter; Wouter Weerkamp; Manos Tsagkias (Lang. Resour. Evaluation, 2013)

Generating, Refining and Using Sentiment Lexicons. - Maarten de Rijke; Valentin Jijkoun; Fons Laan; Wouter Weerkamp; Paul Ackermans; Gijs Geleijnse (Essential Speech and Language Technology for Dutch, 2013)

Time-Aware Rank Aggregation for Microblog Search. - Shangsong Liang; Zhaochun Ren; Wouter Weerkamp; Edgar Meij; Maarten de Rijke (CIKM, 2014)

Query-Dependent Contextualization of Streaming Data. - Nikos Voskarides; Daan Odijk; Manos Tsagkias; Wouter Weerkamp; Maarten de Rijke (ECIR, 2014)

Recipient recommendation in enterprises using communication graphs and email content. - David Graus; David van Dijk; Manos Tsagkias; Wouter Weerkamp; Maarten de Rijke (SIGIR, 2014)

Semanticizing search engine queries: the University of Amsterdam at the ERD 2014 challenge. - David Graus; Daan Odijk; Manos Tsagkias; Wouter Weerkamp; Maarten de Rijke (ERD@SIGIR, 2014)

Learning to Explain Entity Relationships in Knowledge Graphs. - Nikos Voskarides; Edgar Meij; Manos Tsagkias; Maarten de Rijke; Wouter Weerkamp (ACL (1), 2015)

What's in a Domain? Analyzing Genre and Topic Differences in Statistical Machine Translation. - Marlies van der Wees; Arianna Bisazza; Wouter Weerkamp; Christof Monz (ACL (2), 2015)

Building a Self-Learning Search Engine: From Research to Business. - Manos Tsagkias; Wouter Weerkamp (SIGIR, 2016)

Dynamic Collective Entity Representations for Entity Ranking. - David Graus; Manos Tsagkias; Wouter Weerkamp; Edgar Meij; Maarten de Rijke (WSDM, 2016)

A New Neural Search and Insights Platform for Navigating and Organizing AI Research. - Marzieh Fadaee; Olga Gureenkova; Fernando Rejon Barrera; Carsten Schnober; Wouter Weerkamp; Jakub Zavrel (SDP@EMNLP, 2020)