30 citations · 49 across the 7 of their papers we have counts for
4 papers · 1 filter
Quanta: A Self-Contained Python Library for Hybrid Retrieval over Quantised Embeddings, Lexical Indexes, and Knowledge Graphs
Ioannis E. Livieris
An advanced retrieval-augmented generation pipeline is typically assembled from three or four independently operated systems: an approximate nearest-neighbour index, a full-text se…
ORPHEAS: A Cross-Lingual Greek-English Embedding Model for Retrieval-Augmented Generation
Ioannis E. Livieris, Athanasios Koursaris, Alexandra Apostolopoulou +2
Effective retrieval-augmented generation across bilingual Greek--English applications requires embedding models capable of capturing both domain-specific semantic relationships and…
CHORUS: An Agentic Framework for Generating Realistic Deliberation Data
A. Koursaris, G. Domalis, A. Apostolopoulou +3
Understanding the intricate dynamics of online discourse depends on large-scale deliberation data, a resource that remains scarce across interactive web platforms due to restrictiv…
GeNeX: Genetic Network eXperts framework for addressing Validation Overfitting
Emmanuel Pintelas, Ioannis E. Livieris
Excessive reliance on validation performance during model selection can lead to validation overfitting (VO), where models appear effective during development but fail at test time.…