activity
20172026
most citedProfinite semigroups

1 citations · 1 across the 7 of their papers we have counts for

collaborators

8 papers

cs.CL2026

Late Transformer Layers Recode Syntax Canonically: Evidence from Greek Scrambling and Cross-Layer Generalisation

Christos Nikolaos Zacharopoulos, Revekka Kyriakoglou, Chara Tsoukala +1

Probing studies have established that syntactic information is decodable in early and middle transformer layers, but what happens to that information in later layers remains poorly…

cs.CL2025

Multilingual corpora for the study of new concepts in the social sciences and humanities:

Revekka Kyriakoglou, Anna Pappa

This article presents a hybrid methodology for building a multilingual corpus designed to support the study of emerging concepts in the humanities and social sciences (HSS), illust…

cs.CL2025

In Machina N400: Pinpointing Where a Causal Language Model Detects Semantic Violations

Christos-Nikolaos Zacharopoulos, Revekka Kyriakoglou

How and where does a transformer notice that a sentence has gone semantically off the rails? To explore this question, we evaluated the causal language model (phi-2) using a carefu…

cs.CL2025

Decoding Emergent Big Five Traits in Large Language Models: Temperature-Dependent Expression and Architectural Clustering

Christos-Nikolaos Zacharopoulos, Revekka Kyriakoglou

As Large Language Models (LLMs) become integral to human-centered applications, understanding their personality-like behaviors is increasingly important for responsible development…

math.AG2025

Pairs of tree dessins, their Shabat polynomials, and monodromy groups

Benjamin Dupont, Revekka Kyriakoglou, Vassilis Metaftsis +2

Coverings of the Riemann sphere by itself, ramified over two points, are given by so-called Shabat polynomials. The correspondence between Grothendieck's dessins d'enfants and Bely…

cs.CL2024

Développement automatique de lexiques pour les concepts émergents : une exploration méthodologique

Revekka Kyriakoglou, Anna Pappa, Jilin He +5

This paper presents the development of a lexicon centered on emerging concepts, focusing on non-technological innovation. It introduces a four-step methodology that combines human…