Search Results for author: Dimitris Gkoumas

Found 8 papers, 0 papers with code

Reformulating NLP tasks to Capture Longitudinal Manifestation of Language Disorders in People with Dementia

no code implementations15 Oct 2023 Dimitris Gkoumas, Matthew Purver, Maria Liakata

Here, we automatically learn linguistic disorder patterns by making use of a moderately-sized pre-trained language model and forcing it to focus on reformulated natural language processing (NLP) tasks and associated linguistic patterns.

Language Modelling

A Digital Language Coherence Marker for Monitoring Dementia

no code implementations14 Oct 2023 Dimitris Gkoumas, Adam Tsakalidis, Maria Liakata

The use of spontaneous language to derive appropriate digital markers has become an emergent, promising and non-intrusive method to diagnose and monitor dementia.

A Longitudinal Multi-modal Dataset for Dementia Monitoring and Diagnosis

no code implementations3 Sep 2021 Dimitris Gkoumas, Bo wang, Adam Tsakalidis, Maria Wolters, Arkaitz Zubiaga, Matthew Purver, Maria Liakata

The corpus consists of spoken conversations, a subset of which are transcribed, as well as typed and written thoughts and associated extra-linguistic information such as pen strokes and keystrokes.

A Survey of Quantum Theory Inspired Approaches to Information Retrieval

no code implementations8 Jul 2020 Sagar Uprety, Dimitris Gkoumas, Dawei Song

Since 2004, researchers have been using the mathematical framework of Quantum Theory (QT) in Information Retrieval (IR).

Information Retrieval Retrieval

Verbal Aggression as an Indicator of Xenophobic Attitudes in Greek Twitter during and after the Financial Crisis

no code implementations LREC 2020 Maria Pontiki, Maria Gavriilidou, Dimitris Gkoumas, Stelios Piperidis

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.

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