Top "Lucene" questions

The term Lucene refers to the open source Java fulltext search engine library, but also to the entire eco-system that grew around it, including lucene.

mahout lucene document clustering howto?

I'm reading that i can create mahout vectors from a lucene index that can be used to apply the mahout …

indexing lucene cluster-analysis k-means mahout
create new core directories in SOLR on the fly

i am using solr 1.4.1 for building a distributed search engine, but i dont want to use only one index file …

lucene solr distributed solrj
How to structure an index for type ahead for extremely large dataset using Lucene or similar?

I have a dataset of 200million+ records and am looking to build a dedicated backend to power a type ahead …

autocomplete lucene indexing typeahead
How do i implement tag searching? with lucene?

I havent used lucene. Last time i ask (many months ago, maybe a year) people suggested lucene. If i shouldnt …

c# .net lucene lucene.net tagging
How to highlight nested fields in Elasticsearch

Although the Lucene logic structure, I'm trying to make my nested fields to be highlighted when some search result is …

elasticsearch lucene nested nested-query
Elasticsearch: comparing dates (painless script)

My mapping of createdAt: "createdAt": { "type": "date" }, I insert the dates like this: POST logs/_doc/_bulk?pretty {"index":{"_id":1}} {"…

java elasticsearch lucene kibana elasticsearch-painless
Faceting with Solr using "string" fields, "text" fields and "copy" fields

I have a problem with Solr and Faceting and wondering if anyone knows of the fix. I have a work …

lucene solr facet
Solr search query facet is returning only 100 results

I am calling solr search hosted on a different machine with a query. When I wrote a query, it returns …

solr lucene solrnet faceted-search
Solr - Results that contain all terms, in any order

In a SOLR install, when I search against a field with a multi-word search term I want SOLR to return …

solr lucene solrnet
Document Similarity in ElasticSearch

I want to calculate similarity between two documents indexed in elasticsearch. I know it can be done in lucene using …

search solr lucene elasticsearch mlt