• October 6: “Let Me Tell You Who You are” — Explaining Recommender Systems by Opening Black Box User Profiles
    The 2nd FATREC Workshop: Responsible Recommendation at RecSys 2018, Vancouver, Canada. link
  • June 7: Technologische ontwikkelingen in informatievoorziening, KNVI-JI Middagsessie, Amsterdam, The Netherlands.
  • May 25: Wat is een algoritme? Toepassingen, voorbeelden, etc., Civil Weapons of Math Retaliation, Utrecht, The Netherlands.
  • May 17: Financial News Mining, Mind, Text & Mining Seminar, VU Amsterdam, The Netherlands.
  • March 28: Zoeken, vinden, en aanbevelen: personalisatie vs. privacy, vogin-ip-lezing 2018: Zoeken & Vinden, Amsterdam, The Netherlands. link | slides
  • February 28th: Life after PhD…, Inspire session @ Data Science Career Fair, ACE @ Science Park, Amsterdam, The Netherlands. link
  • February 9th: Financial News Mining, PyData, RTL Nederland, Hilversum, The Netherlands. link | slides


  • November 16th: Financial News Mining, Data Science Northeast Netherlands, Mydatafactory, Meppel, The Netherlands. link | slides
  • October 19th: A word from our hosts…, The 8th Recommender Systems Amsterdam Meetup, FD Mediagroep, Amsterdam, The Netherlands. link
  • June 22nd: Regionale Data in, Workshop “van regionale data naar informatie,” Utrecht School of Economics, Utrecht, The Netherlands. link
  • June 18th: De macht van data — Hoe algoritmen ons leven vormgeven, De Balie, Amsterdam, The Netherlands. link | video
  • June 16th: Entities of Interest — Discovery in Digital Traces PhD Defence, De Agnietenkapel, Amsterdam, The Netherlands. link | slides
  • May 9th: Data & Democracy: een nieuwe liefde?, De Nieuwe Liefde, Amsterdam, The Netherlands.
  • March 23rd: Data maken van nieuws, FD Mediagroep, Amsterdam, The Netherlands.


  • November 22nd: Big Data & Machine Learning – Mogelijkheden & Valkuilen, Koninklijke Marechaussee Intelligence Dag, Apeldoorn, The Netherlands. slides
  • July 13th: Analyzing and Predicting Task Reminders, 24th Conference on User Modeling, Adaptation and Personalization (UMAP 2016), Halifax, Canada. slides
  • March 29th: Unpublished work, at internal ILPS group talk. Amsterdam.
  • February 25th: Dynamic Collective Entity Representations for Entity Ranking, The 9th ACM International Conference on Web Search and Data Mining (WSDM 2016), San Francisco, CA, USA. slides
  • February 16th: Dynamic Collective Entity Representations for Entity Ranking (practice talk), at internal ILPS group talk. Amsterdam.


  • December 22nd: Unpublished work, at internal ILPS group talk, University of Amsterdam.
  • November 27th: Dynamic Collective Entity Representations for Entity Ranking, The 14th Dutch-Belgian Information Retrieval Workshop (DIR 2015), Amsterdam. slides
  • October 16th: Final project presentation, CLUES group, Microsoft Research, Redmond, WA, US.
  • May 22nd: Semantic Search for E-Discovery, Bachelor Informatica Seminar, at University of Amsterdam.
  • May 19th:  Email forwarding prediction, at internal ILPS group talk, University of Amsterdam.
  • April 15th: Achter het Algoritme, Wat het internet voor jou verbergt, at BètaBreak. Amsterdam. video


  • December 12th: Understanding Email Traffic, at Frontiers of Forensic Science Lecture Series, Amsterdam, The Netherlands. slides
  • June 27th: Entity Linking (at SEA), at Search Engines Amsterdam (SEA), Amsterdam, The Netherlands. slides
  • June 12th: Semantic Search in E-Discovery / Understanding Email Traffic, at the E-Discovery NL Symposium 2014, Amsterdam, The Netherlands. slides | video
  • April 15th: Generating Pseudo-Ground Truth for Predicting New Concepts in Social Streams, at ECIR ’14, Amsterdam, The Netherlands. slides
  • March 27th: Semantic search in E-Discovery, at Open Minded, Leiden, The Netherlands.
  • February 22nd: Generating Pseudo-Ground Truth for Predicting New Concepts in Social Streams / Unpublished work, at CLIP talks, University of Maryland, Maryland, USA.


  • November 27th: yourHistory – entity linking for a personalized timeline of historic events, at ICT.OPEN 2013, Eindhoven, The Netherlands. slides
  • September 12th: Semantic Linking and Contextualization for Social Forensic Text Analysis, at the Forensic Text Analysis Workshop at EISIC ’13, Uppsala, Sweden.


  • September 18th: Semantic Search in E-Discovery, at the NWO Forensic Science Symposium, Den Haag, The Netherlands. slides

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