This is the fourth edition of the CLaDA-BG conference. It aims at bringing together NLP developers, linguists, digital humanitarians, scholars and all parties interested in knowledge modeling and linking data for research.

Language Technologies and Digital Humanities: Resources and Applications (LTаDH-RA)

CLaDA-BG 2026 Conference

Deadline extension to 3 May 2026

Sofia, Bulgaria

25-26 June 2026

The participation at the conference is free of charge.  The fee for the conference dinner is 30 Euro. All participants are invited to register for the conference. The registration link is available here.

Venue

The conference will be held in Sofia. The exact place will be announced later.

The official language of the conference is English.

CLaDA-BG is the Bulgarian national research infrastructure for resources and technologies for linguistic, cultural and historical heritage, integrated within CLARIN EU and DARIAH EU. Its mission is to provide access to the necessary resources and technologies that would support the research in Social Sciences and Humanities (SS&H). Modeling and linking of various types of knowledge and its contexts is crucial for the successful research in the interdisciplinary field of resources and technologies related to language, culture and history.

Topics of Interest

The topics include, but are not limited to, the following ones:

  • Problems in SS&H – research methods, technological support
  • Language technologies for sentiment analysis, semantic technologies, trust-worthiness of knowledge graphs, ethical challenges in digital SS&H
  • Knowledge Modeling and Elicitation for digital SS&H
  • Specific Language Resources and Technologies for historical texts, parliamentary records, speech and multimodal corpora, social media data
  • The role of digital libraries, archives and museums in digital SS&H research
  • Language Interface to Knowledge Graphs in SS&H
  • Knowledge-modeled and linked applications in SS&H
  • Large Language Models in DH
  • Best practices and new trends in Knowledge Modeling and Linking for language, culture and history

Invited Speakers 

Erhard Hinrichs, The added value of LLMs for lexicography.

Piek Vossen, Coaching diabetes patients by conversational AI through event-centric Knowledge Graphs.

Important Dates

Submission deadline: 03.05.2026 (Extended)

Notification of acceptance: 24.05.2026

Final Submission:  20.06.2026

Conference:  25-26.06.2026

Submissions

We welcome oral presentations or posters (optionally with demo). There are two types of papers: regular papers (10-14 “standard” pages) and short papers (5-9 “standard” pages) in accordance with CEURART, 2-column style. A “standard” is 2500 characters.

We also accept extended abstract submissions (3-5 “standard” pages) in accordance with CEURART, 2-column style. They will be presented at the conference and will be published in a Book of Abstracts in electronic form. The full papers will be published in a dedicated processings by CLaDA-BG.

Please submit your full paper or extended abstract in PDF to the following email:  ltadh-ra@bultreebank.org

Conference Chairs

Kiril Simov, Institute of Information and Communication Technologies, Bulgarian Academy of Sciences, Bulgaria (also for the co-chars)

Organization Committee

Kiril Simov, Institute of Information and Communication Technologies, Bulgarian Academy of Sciences, Bulgaria

Desislava Paneva-Marinova, Institute of Mathematics and Informatics, Bulgarian Academy of Sciences, Bulgaria

Dimitar Iliev, Sofia University “St Kliment Ohridski”, Bulgaria

Program Committee

Andreas Witt, Leibniz Institute for the German Language, Mannheim, Germany

Agiatis Benardou, DARIAH EU

António Branco, University of Lisbon, Portugal, tbc

Costanza Navarretta, University of Copenhagen, Denmark

Desislava Paneva-Marinova, Institute of Mathematics and Informatics, Bulgarian Academy of Sciences, Bulgaria

Dimitar Iliev, Sofia University “St Kliment Ohridski”, Bulgaria

Dimitar Popov, Shumen University, Bulgaria

Erhard Hinrichs, University of Tuebingen, Germany

Francesca Frontini, Institute for Computational Linguistics,  Italy

Inguna Skadiņa, Institute of Mathematics and Computer Science, University of Latvia, Latvia

Ivan Georgiev, IICT & IMI, Bulgarian Academy of Sciences, Bulgaria

Jurgita Vaičenonienė, Vytautas Magnus University, Lithuania

Kiril Simov, IICT, Bulgarian Academy of Sciences, Bulgaria

Koraljka Kuzman Šlogar, Institute of Ethnology and Folklore Research, Croatia

Laurent Romary, Inria, France

Maria Gavriilidou, Institute for Language and Speech Processing – Athena R.C., Greece

Maciej Ogrodniczuk, Polish Academy of Sciences, Poland

Maciej Piasecki, Wroclaw University of Technology, Poland

Magdelena Stoyanova, CISBI-Università Ca’ Foscari, Venezia, Italy, tbc

Milena Dobreva, University of Strathclyde, IMI-BAS, Bulgaria

Monica Monachini, Institute for Computational Linguistics, Italy

Peter Stanchev, Institute of Mathematics and Informatics, Bulgarian Academy of Sciences, Bulgaria and Kettering University, USA, tbc

Petya Osenova, Sofia University “St Kliment Ohridski” and IICT, Bulgarian Academy of Sciences, Bulgaria

Snežana Petrović, Institute for the Serbian Language, Serbian Academy for Sciences, Serbia