SemanticSearchImplementation
SemanticSearchImplementation Documentation

This repository contains the code created in the master thesis "An Efficient Semantic Search Engine for Research Data in an RDF-based Knowledge Graph" to implement a search engine for RDF-based metadata graphs based on Virtuoso, Elasticsearch and the developed mapping of the data.

Code documentation:

The code documentation can be found under *./docs/index.html*.

Setup/Prerequisites:

How to use:

  1. Install/restore necessary packages
  2. Build solution
  3. Start Virtuoso
  4. Start Elasticsearch
  5. Run SemanticSearchImplementation.exe with the necessary arguments

Commandline arguments

Option Description
-a, –action Required. Possible action: search, reindex, index, delete or add
-v (Default: localhost) Server name of Virtuoso
–vp (Default: 1111) Port of Virtuoso
–db (Default: db) DB of Virtuoso
–dbUser (Default: dba) Database user of Virtuoso
–dbPassword (Default: dba) Database password of Virtuoso
-e (Default: localhost) Server name of Elasticsearch
–ep (Default: 9200) Port of Elasticsearch
-l (Default: en) Specify language
-d, –doc ID of metadata graph
-q, –query (Default: *) Elasticsearch query
–adv (Default: false) Set true for advanced Elasticsearch search syntax
-u, –user (Default: ) Specify user or only public metadata records could be found