The Portuguese Association of Data Classification and Analysis (CLAD) and the Escola Superior de Tecnologia e Gestão of the Instituto Politécnico de Viana do Castelo (ESTG — IPVC) are pleased to organize the XXX Conference on Data Classification and Analysis (JOCLAD2023), which will take place in person from the 20th to the 22nd of April 2023, in Viana do Castelo, Portugal.

This annual conference is aimed at professors, researchers, students and other users that share interests in the area of Classification and Data Analysis, and its main objectives are:

• Promote, support, develop and disseminate scientific research in the field of data science;

• Promote scientific collaboration and exchange in the area of data science between researchers, companies and other organizations;

• Offer training in the area of data science.