Publications

HiTZ at VarDial 2025 NorSID: Overcoming Data Scarcity with Language Transfer and Automatic Data Annotation featured image

HiTZ at VarDial 2025 NorSID: Overcoming Data Scarcity with Language Transfer and Automatic Data Annotation

In this paper we present our submission for the NorSID Shared Task as part of the 2025 VarDial Workshop (Scherrer et al., 2025), consisting of three tasks: Intent Detection, Slot …

Jaione Bengoetxea
,
Mikel Zubillaga
,
Ekhi Azurmendi
,
Maite Heredia
,
Julen Etxaniz
,
Markel Ferro
,
Jeremy Barnes
GITA4CALAMITA - Evaluating the Physical Commonsense Understanding of Italian LLMs in a Multi-layered Approach: A CALAMITA Challenge featured image

GITA4CALAMITA - Evaluating the Physical Commonsense Understanding of Italian LLMs in a Multi-layered Approach: A CALAMITA Challenge

In the context of the CALAMITA Challenge, we investigate the physical commonsense reasoning capabilities of large language models (LLMs) and introduce a methodology to assess their …

Giulia Pensa
,
Ekhi Azurmendi
,
Julen Etxaniz
,
Begoña Altuna
,
Itziar Gonzalez-Dios
Latxa Euskarazko Hizkuntza-Eredua featured image

Latxa Euskarazko Hizkuntza-Eredua

Artikulu honetan Latxa hizkuntza-ereduak (HE) aurkeztuko ditugu, egun euskararako garatu diren HE handienak. Latxa HEek 7.000 miloi parametrotik 70.000 milioira bitartean dituzte, …

Naiara Perez
,
Julen Etxaniz
,
Oscar Sainz
,
Itziar Aldabe
,
German Rigau
,
Eneko Agirre
,
Ahmed Salem
,
Aitor Ormazabal
,
Mikel Artetxe
,
Aitor Soroa
BertaQA: How Much Do Language Models Know About Local Culture? featured image

BertaQA: How Much Do Language Models Know About Local Culture?

Large Language Models (LLMs) exhibit extensive knowledge about the world, but most evaluations have been limited to global or anglocentric subjects. This raises the question of how …

Julen Etxaniz
,
Gorka Azkune
,
Aitor Soroa
,
Oier Lopez de Lacalle
,
Mikel Artetxe
Lessons from the Trenches on Reproducible Evaluation of Language Models featured image

Lessons from the Trenches on Reproducible Evaluation of Language Models

Effective evaluation of language models remains an open challenge in NLP. Researchers and engineers face methodological issues such as the sensitivity of models to evaluation …

Stella Biderman
,
Hailey Schoelkopf
,
Lintang Sutawika
,
Leo Gao
,
Jonathan Tow
,
Baber Abbasi
,
Alham Fikri Aji
,
Pawan Sasanka Ammanamanchi
,
Sidney Black
,
Jordan Clive
,
Anthony DiPofi
,
Julen Etxaniz
,
Benjamin Fattori
,
Jessica Zosa Forde
,
Charles Foster
,
Jeffrey Hsu
,
Mimansa Jaiswal
,
Wilson Y. Lee
,
Haonan Li
,
Charles Lovering
,
Niklas Muennighoff
,
Ellie Pavlick
,
Jason Phang
,
Aviya Skowron
,
Samson Tan
,
Xiangru Tang
,
Kevin A. Wang
,
Genta Indra Winata
,
François Yvon
,
Andy Zou
IKER-GAITU: research on language technology for Basque and other low-resource languages featured image

IKER-GAITU: research on language technology for Basque and other low-resource languages

The general objective of the IKER-GAITU project is to research on language technology to increase the presence of Basque in the digital environment. It will be carried out between …

Eneko Agirre
,
Itziar Aldabe
,
Xabier Arregi
,
Mikel Artetxe
,
Unai Atutxa
,
Ekhi Azurmendi
,
Iker De la Iglesia
,
Julen Etxaniz
,
Victor García-Romillo
,
Inma Hernaez-Rioja
,
others
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XNLIeu: a dataset for cross-lingual NLI in Basque featured image

XNLIeu: a dataset for cross-lingual NLI in Basque

XNLI is a popular Natural Language Inference (NLI) benchmark widely used to evaluate cross-lingual Natural Language Understanding (NLU) capabilities across languages. In this …

Maite Heredia
,
Julen Etxaniz
,
Muitze Zulaika
,
Xabier Saralegi
,
Jeremy Barnes
,
Aitor Soroa
Latxa: An Open Language Model and Evaluation Suite for Basque featured image

Latxa: An Open Language Model and Evaluation Suite for Basque

We introduce Latxa, a family of large language models for Basque ranging from 7 to 70 billion parameters. Latxa is based on Llama 2, which we continue pretraining on a new Basque …

Julen Etxaniz
,
Oscar Sainz
,
Naiara Perez
,
Itziar Aldabe
,
German Rigau
,
Eneko Agirre
,
Aitor Ormazabal
,
Mikel Artetxe
,
Aitor Soroa
NLP Evaluation in trouble: On the Need to Measure LLM Data Contamination for each Benchmark featured image

NLP Evaluation in trouble: On the Need to Measure LLM Data Contamination for each Benchmark

In this position paper, we argue that the classical evaluation on Natural Language Processing (NLP) tasks using annotated benchmarks is in trouble. The worst kind of data …

Oscar Sainz
,
Jon Ander Campos
,
Iker García-Ferrero
,
Julen Etxaniz
,
Oier Lopez de Lacalle
,
Eneko Agirre
Do Multilingual Language Models Think Better in English? featured image

Do Multilingual Language Models Think Better in English?

Translate-test is a popular technique to improve the performance of multilingual language models. This approach works by translating the input into English using an external …

Julen Etxaniz
,
Gorka Azkune
,
Aitor Soroa
,
Oier Lopez de Lacalle
,
Mikel Artetxe