About the project

ORCA is a benchmark for Data Web crawler, i.e., crawler that are focussed on gathering structured data. The main idea of ORCA is to generate a synthetic Data Web for which the ground truth is known. It is based on the HOBBIT benchmarking platform and supports distributed crawler implementations.

Available Adapters for Crawler

LDSpider
Squirrel

Server Types

Dump file
Dereferencing Server
HTML Webserver with embedded RDFa
SPARQL endpoint
CKAN

All servers work on HTTP.

Maintainer

Michael Röder

Staff

Denis Kuchelev

Publications

Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC), 2021, #inproceedings

ORCA -- a Benchmark for Data Web Crawlers Get BibTex

By Michael Röder, Geraldo de Souza Jr., Denis Kuchelev, Abdelmoneim Amer Desouki, Axel-Cyrille Ngonga Ngomo