Search Results for author: Pavlos Fafalios

Found 6 papers, 2 papers with code

Better Together -- An Ensemble Learner for Combining the Results of Ready-made Entity Linking Systems

no code implementations14 Jan 2021 Renato Stoffalette João, Pavlos Fafalios, Stefan Dietze

Entity linking (EL) is the task of automatically identifying entity mentions in text and resolving them to a corresponding entity in a reference knowledge base like Wikipedia.

Entity Linking

TweetsCOV19 -- A Knowledge Base of Semantically Annotated Tweets about the COVID-19 Pandemic

1 code implementation25 Jun 2020 Dimitar Dimitrov, Erdal Baran, Pavlos Fafalios, Ran Yu, Xiaofei Zhu, Matthäus Zloch, Stefan Dietze

Publicly available social media archives facilitate research in the social sciences and provide corpora for training and testing a wide range of machine learning and natural language processing methods.

Event Detection Information Retrieval +1

Same but Different: Distant Supervision for Predicting and Understanding Entity Linking Difficulty

no code implementations13 Dec 2018 Renato Stoffalette João, Pavlos Fafalios, Stefan Dietze

Entity Linking (EL) is the task of automatically identifying entity mentions in a piece of text and resolving them to a corresponding entity in a reference knowledge base like Wikipedia.

Entity Linking

Heuristics-based Query Reordering for Federated Queries in SPARQL 1.1 and SPARQL-LD

2 code implementations23 Oct 2018 Thanos Yannakis, Pavlos Fafalios, Yannis Tzitzikas

The federated query extension of SPARQL 1. 1 allows executing queries distributed over different SPARQL endpoints.

Databases

Time-Aware and Corpus-Specific Entity Relatedness

no code implementations23 Oct 2018 Nilamadhaba Mohapatra, Vasileios Iosifidis, Asif Ekbal, Stefan Dietze, Pavlos Fafalios

Entity relatedness has emerged as an important feature in a plethora of applications such as information retrieval, entity recommendation and entity linking.

Entity Linking Information Retrieval +2

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