Our ECIR 2015 paper on user behavior in location search on mobile devices by Yaser Norouzzadeh Ravari, Ilya Markov, Artem Grotov, Maarten Clements and Maarten de Rijke is online now. Location search engines are an important part of GPS-enabled devices such as mobile phones and tablet computers. In this paper, we study how users behave when they…
ECIR 2015 paper on multi-emotion detection in user-generated reviews online
Our ECIR 2015 paper on multi-emotion detection in user-generated reviews by Lars Buitinck, Jesse van Amerongen, Ed Tan and Maarten de Rijke is online now. Expressions of emotion abound in user-generated content, whether it be in blogs, reviews, or on social media. Much work has been devoted to detecting and classifying these emotions, but little of it…
ECIR 2015 paper on automatically assessing Wikipedia article quality by exploiting article-editor networks online
Our ECIR 2015 paper on automatically assessing article quality by exploiting article-bitor networks by Xinyi Li, Jintao Tang, Ting Wang, Zhunchen Luo and Maarten de Rijke is online now. We consider the problem of automatically assessing Wikipedia article quality. We develop several models to rank articles by using the editing relations between articles and editors. First, we…
Update to Streamwatchr live
In the run-up to the Buma Music meets Tech Award at Noorderslag 2015, an update to our music discovery demonstrator Streamwatchr has gone live. An improved interface that is easier on your device’s battery life, some new functionality and a Twitter bot called @lyricswatchr are the most important ingredients of the update.
WSDM 2015 paper on large-scale online ranker evaluation online
Our WSDM 2015 paper “mergeRUCB: A method for large-scale online ranker evaluation” by Masrour Zoghi, Shimon Whiteson and Maarten de Rijke is online now. A key challenge in information retrieval is that of on-line ranker evaluation: determining which one of a finite set of rankers performs the best in expectation on the basis of user clicks on…
Verder gaan dan Google
Vandaag verscheen een kort stukje in De Telegraaf over recente ontwikkelingen in zoekmachine-technologie.
Sneller lerende zoekmachines in het nieuws
Een nieuwsbericht over sneller lerende zoekmachines, naar aanleiding van een CIKM 2014 artikel van Anne Schuth, Floor Sietsma, Shimon Whiteson, Damien Lefortier en Maarten de Rijke (Multileaved comparisons for fast online evaluation) staat op de UvA nieuws-site. Zie hier.
SEA on Meetup
We’ve just created an “official” Meetup for SEA: Search Engines Amsterdam, with the idea of expanding the reach of the meetings. Join the Meetup group at http://www.meetup.com/SEA-Search-Engines-Amsterdam/ and RSVP to the SEA Meetup this Friday.
CIKM 2014 paper on online exploration for detecting shifts in fresh intent
Our CIKM 2014 paper on “Online exploration for detecting shifts in fresh intent” by Damien Lefortier, Pavel Serdyukov and Maarten de Rijke is available online now. In web search, recency ranking refers to the task of ranking documents while taking into account freshness as one of the criteria of their relevance. There are two approaches to recency…
CIKM 2014 paper on time-aware rank aggregation for microblog search online
Our CIKM 2014 paper “Time-aware rank aggregation for microblog search” by Shangsong Liang, Zhaochun Ren, Wouter Weerkamp, Edgar Meij and Maarten de Rijke is available online now. In the paper we tackle the problem of searching microblog posts and frame it as a rank aggregation problem where we merge result lists generated by separate rankers so as…