Ontop

May 27, 2020 | Articles, Technology

Author: Davide Lanti      Ontop is a Virtual Knowledge Graph (VKG) system. A VKG system exposes the content of arbitrary relational databases as knowledge graphs. These graphs are virtual, which means that data remains in the data sources instead of being moved to...

Noima

May 18, 2020 | Articles, Technology

Authors:    Dimitris Papadopoulos   Noima: A social media and Web analysis suite for Greek corpora Noima (Greek for “meaning”) is Infili’s text analytics and information extraction platform. It leverages web crawling and computational linguistics techniques to collect...

SODA

May 18, 2020 | Articles, Technology

Author :  Ana Sima, Kate Kosten Search Over Relational Databases  (SODA) is a pattern-based keyword search system for relational databases. Starting from a keyword query, SODA automatically generates a ranked list of interpretations in the form of executable SQLs. The...

Logos

Apr 27, 2020 | Articles, Technology

Authors:     Georgia Koutrika, Stavroula Eleftheraki     Explaining queries in text is useful in many cases in order to allow for a conversation-style interaction between the user and the system. For example, when the user is asking a query in natural language, the...