QueryGen is our approach to perform semantic keyword-based search on heterogeneous information systems. It is the result of putting together different semantic techniques developed in our research group.

Semantic Keyword-based Search: main steps.

In the following links, you can find the different prototypes developed for testing each of the steps of the complete pipeline:

    1. Discovery of Keyword Senses

Keyword Sense Discovery
Keyword Sense Discovery plus Ontology Integration

    1. Semantic Query Generation

Query Generation in a Selectable Target Language
Multi-Language Query Generation Supporting non-DL Languages

    1. Access to Data Repositories

Accessing DBpedia Data from DL Queries

Please, contact me if any of them are down.

The details of the different steps of the process have been published in: