Publications Archives - Page 4 of 11

Mining, ranking and recommending entity aspects

Entity queries constitute a large fraction of web search queries and most of these queries are in the form of an entity mention plus some context terms that represent an intent in the context of that entity. We refer to these entity-oriented search intents as entity aspects. Recognizing entity aspects…

Dynamic query modeling for related content finding

06/08/2015 Blog Conference Papers Publications No Comments

While watching television, people increasingly consume additional content related to what they are watching. We consider the task of finding video content related to a live television broadcast for which we leverage the textual stream of subtitles associated with the broadcast. We model this task as a Markov decision process…

Learning to Explain Entity Relationships in Knowledge Graphs

23/07/2015 Blog Conference Papers Publications No Comments

We study the problem of explaining relationships between pairs of knowledge graph entities with human-readable descriptions. Our method extracts and enriches sentences that refer to an entity pair from a corpus and ranks the sentences according to how well they describe the relationship between the entities. We model this task…

Fast and Space-Efficient Entity Linking in Queries

20/01/2015 Blog Conference Papers Publications No Comments

Entity linking deals with identifying entities from a knowledge base in a given piece of text and has become a fundamental building block for web search engines, enabling numerous downstream improvements from better document ranking to enhanced search results pages. A key problem in the context of web search queries…

Time-Aware Rank Aggregation for Microblog Search

24/08/2014 Blog Conference Papers Publications 2 Comments

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 to produce a final ranking to be returned to the user. We propose a rank aggregation method, TimeRA, that is able to infer the rank…

Using Temporal Bursts for Query Modeling

01/02/2014 Blog Journal Papers Publications No Comments

In this paper, we present an approach to query modeling that leverages the temporal distribution of documents in an initially retrieved set of documents.

Time-Aware Chi-squared for Document Filtering over Time

22/07/2013 Publications Workshop Papers No Comments

To appear at TAIA2013 (a SIGIR 2013 workshop). Document filtering over time is widely applied in various tasks such as tracking topics in online news or social media. We consider it a classification task, where topics of interest correspond to classes, and the feature space consists of the words associated…

Do support groups members disclose less to their partners? the dynamics of HIV disclosure in four African countries

24/06/2013 Journal Papers Publications No Comments

To appear in BMC Public Health. Background: Recent efforts to curtail the HIV epidemic in Africa have emphasized preventing sexual transmission to partners through antiretroviral therapy. A component of current strategies is disclosure to partners, thus understanding its motivations will help maximise results. This study examines the rates, dynamics and consequences…

Multilingual Semantic Linking for Video Streams: Making “Ideas Worth Sharing” More Accessible

15/05/2013 Blog Publications Workshop Papers No Comments

This paper describes our (winning!) submission to the Developers Challenge at WoLE2013, “Doing Good by Linking Entities.” We present a fully automatic system – called “Semantic TED” – which provides intelligent suggestions in the form of links to Wikipedia articles for video streams in multiple languages, based on the subtitles…

Example entity linking for tweets, to support tweets summarization

Personalized Time-Aware Tweets Summarization

04/04/2013 Blog Conference Papers Publications No Comments

To appear as full paper at SIGIR 2013. In this paper we focus on selecting meaningful tweets given a user’s interests. Specifically, we consider the task of time-aware tweets summarization, based on a user’s history and collaborative social influences from “social circles.”

Edgar Meij

Category: Publications