Search Results for author: Nikos Voskarides

Found 13 papers, 7 papers with code

News Article Retrieval in Context for Event-centric Narrative Creation

1 code implementation In2Writing (ACL) 2022 Nikos Voskarides, Edgar Meij, Sabrina Sauer, Maarten de Rijke

Given an incomplete narrative that specifies a main event and a context, we aim to retrieve news articles that discuss relevant events that would enable the continuation of the narrative.


Supporting search engines with knowledge and context

no code implementations12 Feb 2021 Nikos Voskarides

In the final part of this thesis, we focus on search engine support for professional writers in the news domain.

Conversational Search Passage Retrieval +1

MICROS: Mixed-Initiative ConveRsatiOnal Systems Workshop

no code implementations25 Jan 2021 Ida Mele, Cristina Ioana Muntean, Mohammad Aliannejadi, Nikos Voskarides

The 1st edition of the workshop on Mixed-Initiative ConveRsatiOnal Systems (MICROS@ECIR2021) aims at investigating and collecting novel ideas and contributions in the field of conversational systems.

A Comparison of Question Rewriting Methods for Conversational Passage Retrieval

1 code implementation19 Jan 2021 Svitlana Vakulenko, Nikos Voskarides, Zhucheng Tu, Shayne Longpre

Conversational passage retrieval relies on question rewriting to modify the original question so that it no longer depends on the conversation history.

Passage Retrieval Question Rewriting +1

A Comparison of Supervised Learning to Match Methods for Product Search

1 code implementation20 Jul 2020 Fatemeh Sarvi, Nikos Voskarides, Lois Mooiman, Sebastian Schelter, Maarten de Rijke

As recent learning to match methods have made important advances in bridging the vocabulary gap for these traditional IR areas, we investigate their potential in the context of product search.

Information Retrieval Retrieval +1

Knowledge Graph Simple Question Answering for Unseen Domains

1 code implementation AKBC 2020 Georgios Sidiropoulos, Nikos Voskarides, Evangelos Kanoulas

Knowledge graph simple question answering (KGSQA), in its standard form, does not take into account that human-curated question answering training data only cover a small subset of the relations that exist in a Knowledge Graph (KG), or even worse, that new domains covering unseen and rather different to existing domains relations are added to the KG.

Domain Adaptation Question Answering +2

Query Resolution for Conversational Search with Limited Supervision

1 code implementation24 May 2020 Nikos Voskarides, Dan Li, Pengjie Ren, Evangelos Kanoulas, Maarten de Rijke

Context from the conversational history can be used to arrive at a better expression of the current turn query, defined as the task of query resolution.

Conversational Search Passage Retrieval +1

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