no code implementations • ACL (WOAH) 2021 • Alexandros Xenos, John Pavlopoulos, Ion Androutsopoulos
We introduce a new task, context-sensitivity estimation, which aims to identify posts whose perceived toxicity changes if the context (previous post) is also considered.
1 code implementation • ACL 2022 • John Pavlopoulos, Leo Laugier, Alexandros Xenos, Jeffrey Sorensen, Ion Androutsopoulos
We study the task of toxic spans detection, which concerns the detection of the spans that make a text toxic, when detecting such spans is possible.
no code implementations • LREC 2022 • John Pavlopoulos, Alexandros Xenos, Davide Picca
By estimating the fraction of annotators that found a verse as belonging to a specific sentiment class, we model the poem’s perceived sentiment as a multi-variate time series.
2 code implementations • 10 Apr 2024 • Alexandros Xenos, Niki Maria Foteinopoulou, Ioanna Ntinou, Ioannis Patras, Georgios Tzimiropoulos
In the first stage, we propose prompting VLLMs to generate descriptions in natural language of the subject's apparent emotion relative to the visual context.
Ranked #1 on Emotion Recognition in Context on EMOTIC
no code implementations • 20 Oct 2023 • Alexandros Xenos, Themos Stafylakis, Ioannis Patras, Georgios Tzimiropoulos
This paper is on the problem of Knowledge-Based Visual Question Answering (KB-VQA).
Ranked #5 on Visual Question Answering (VQA) on A-OKVQA (DA VQA Score metric)
no code implementations • 19 Nov 2021 • Alexandros Xenos, John Pavlopoulos, Ion Androutsopoulos, Lucas Dixon, Jeffrey Sorensen, Leo Laugier
User posts whose perceived toxicity depends on the conversational context are rare in current toxicity detection datasets.