features.md
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#Features
Annotational layers and structure are added to the existing Lucene approach of creating and searching indexes, and furthermore present an implementation as Solr plugin providing both searchability and scalability.
Indexation of multiple document formats is facilitated:
- Supports indexing FoLiA, TEI, CRM and Sketch.
- Custom mapping from the original document format to the index structure.
- Configure multiple document formats and mappings within the same core.
Extension of search capabilities:
- Supports CQL query language.
- Statistics on number of words, tokens and spans.
- Usage of functions to produce statistics for custom defined relations between multiple spans and/or number of words.
- Facets with statistics on hits.
- Kwic, Lists, Document, termvectors and grouping for spans.
Supports existing Solr capabilities:
- Can be used as plugin for Apache Solr.
- Supports existing Solr functionality including distributed search with sharding.