3 papers
math.GR2026
Homomorphisms of Hecke-Kiselman Monoids Associated to Simple Oriented Graphs
Luka AndrenÅ¡ek, Luka Andrenšek
Let and be finite simple oriented graphs, and let and denote the corresponding Hecke-Kiselman monoids. We present a set of Boolean matrices…
math.GR2025
A complete classification of endomorphisms of Kiselman's semigroup
Luka Andrensek
Kiselman's semigroup was studied by Kudryavtseva and Mazorchuk, who posed the question of whether it is possible to classify all endomorphisms of . In this paper, we pro…
cs.CL2024
Evaluating and explaining training strategies for zero-shot cross-lingual news sentiment analysis
Luka Andrenšek, Boshko Koloski, Andraž Pelicon +3
We investigate zero-shot cross-lingual news sentiment detection, aiming to develop robust sentiment classifiers that can be deployed across multiple languages without target-langua…