activity
20192026
collaborators

6 papers

cs.CL2026

A Comparative Evaluation of Embeddings and LLMs in a Greek Book Publisher Setting - The CUP Dataset

Katerina Papantoniou, Panagiotis Papadakos, Theodore Patkos +3

We present CUP, a Greek book retrieval benchmark consisting of 868 catalog records and 104 expert-annotated queries with graded relevance judgments. We evaluate sparse (BM25), dens…

cs.CL2026

slang.gr as a Large-Scale Crowdsourced Resource for Non-Standard Greek

Panagiotis Papadakos, Katerina Papantoniou, Dimitris Plexousakis

Slang is a central component of everyday language, reflecting linguistic creativity, social identity, and cultural change, yet its dy- namic and non-standard nature makes it diffic…

cs.CL2024

NLP for The Greek Language: A Longer Survey

Katerina Papantoniou, Yannis Tzitzikas

English language is in the spotlight of the Natural Language Processing (NLP) community with other languages, like Greek, lagging behind in terms of offered methods, tools and reso…

cs.AI2024

Fusing Domain-Specific Content from Large Language Models into Knowledge Graphs for Enhanced Zero Shot Object State Classification

Filippos Gouidis, Katerina Papantoniou, Konstantinos Papoutsakis +3

Domain-specific knowledge can significantly contribute to addressing a wide variety of vision tasks. However, the generation of such knowledge entails considerable human labor and…

cs.CL2021

Deception detection in text and its relation to the cultural dimension of individualism/collectivism

Katerina Papantoniou, Panagiotis Papadakos, Theodore Patkos +3

Deception detection is a task with many applications both in direct physical and in computer-mediated communication. Our focus is on automatic deception detection in text across cu…

cs.CL2019

CS563-QA: A Collection for Evaluating Question Answering Systems

Katerina Papantoniou, Yannis Tzitzikas

Question Answering (QA) is a challenging topic since it requires tackling the various difficulties of natural language understanding. Since evaluation is important not only for ide…