The Istella22 dataset enables a fair evaluation of traditional Learning-To-Rank methods and Neural approaches based on pre-trained language models.

Istella LETOR Datasets are released to the public for NON COMMERCIAL USE and are particularly useful for large-scale experiments on the efficiency and scalability of LETOR solutions.

Wiki projects have become an extraordinary source of information to compare and to enrich proprietary data, and to extract a powerful knowledge graph.

Istella provides a rich archive of multimedia assets collected continuously from selected quality sources through specialized crawlers.

Social Data

Social data are a powerful source of information to understand the behaviour of individuals, groups, and companies.

Web Data

Istella has developed a B2C search engine, investing on the creation of one of the largest Big Data hardware infrastructure in Europe.