Seaweeds

Search Engine for General Corpus Queries

Synopsis

Description

Seaweeds is a Lucene based search engine for large corpora, providing support for complex linguistic queries.

Features

Seaweeds provides ...

fulltext search (/Give me all occurrences of the phrase "tree hug"!/)
token-based annotation search (/Give me all plural nouns in accusative!/)
span-based annotation search (/Give me all nominal phrases!/)
support for multiple annotation sources (/Give me all words marked as a noun by TreeTagger and marked as an adjective by CoreNLP!/)
support for complex queries .. Example
support for conflicting span-based annotations (i.e. overlapping spans)
support for multiple query languages by using the CoralQuery protocol

Prerequisites

...

Starting

$ git clone https://github.com/korap/Seaweeds $ cd Seaweeds

To run the test suite, type ...

$ mvn test

To start the server, type ...

$ mvn compile exec:java

To compile and run the indexer, type ...

$ mvn compile assembly:single

$ java -jar target/KorAP-lucene-index-X.XX.jar src/main/resources/korap.conf src/test/resources/examples/

Development

For recent changes, please consult the Changes file.

Reference

Authors: Nils Diewald, Eliza Margaretha

Seaweeds is developed as part of the KorAP Corpus Analysis Platform

To cite this work, please ...

Bundled Software

Named entities annotated in the test data by CoreNLP were using models based on:

Manaal Faruqui and Sebastian Padó (2010): Training and Evaluating a German Named Entity Recognizer with Semantic Generalization, Proceedings of KONVENS 2010, Saarbrücken, Germany