Maria Pontiki

Publications13
h-index3
Citations1,221
Highly Influential Citations158
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SemEval-2014 Task 4: Aspect Based Sentiment Analysis
TLDR
Sentiment analysis is increasingly viewed as a vital task both from an academic and a commercial standpoint. Expand
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SemEval-2015 Task 12: Aspect Based Sentiment Analysis
TLDR
This paper describes the SemEval 2016 shared task on Aspect Based Sentiment Analysis (ABSA), a continuation of the respective tasks of 2014 and 2015. Expand
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SemEval-2015 Task 12: Aspect Based Sentiment Analysis
TLDR
SemEval-2015 Task 12, a continuation of Sem Eval-2014 Task 4, aimed to foster research beyond sentenceor text-level sentiment classification towards Aspect Based Sentiment Analysis. Expand
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Exploring the Predominant Targets of Xenophobia-motivated Behavior : A Longitudinal Study for Greece
We present a data-driven linguistic approach for exploring the predominant targets of xenophobia-motivated behavior in Greece over time focusing on specific Target Groups of interest. We employ two… Expand
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"There's No Way I Would Ever Buy Any Mp3 Player with a Measly 4gb of Storage": Mining Intention Insights about Future Actions
TLDR
We present a method for the automatic detection of user-stated intentions in terms of desires, purposes and commitments as specific insights deriving from the semantics of the intention expressions. Expand
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Fine-grained Sentiment Analysis
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“There's no way I would ever buy any mp3 player with a measly 4gb of storage”
Opinion Mining and Target Extraction in Greek Review Texts
Bayesian Damage Prediction of Berm Breakwaters in the Arctic
Verbal Aggression as an Indicator of Xenophobic Attitudes in Greek Twitter during and after the Financial Crisis
TLDR
We present a replication of a data-driven and linguistically inspired Verbal Aggression analysis framework that was designed to examine Twitter verbal attacks against predefined target groups of interest as an indicator of xenophobic attitudes during the financial crisis in Greece, in particular during the period 2013-2016. Expand