Search engines - Programming.

Apache Solr = a practical approach to enterprise search / by: (Language materials, printed)

Estimating the query difficulty for information retrieval / by: (Language materials, printed)

Relevance ranking for vertical search engines by: (Language materials, printed)

Information Retrieval : = Implementing and Evaluating Search Engines / by: (Language materials, printed)

Relevance ranking for vertical search engines by: (Language materials, printed)

Querying (Computer science)

Computer Appl. in Administrative Data Processing.

Information retrieval.

Computer Science.

Relevance.

Sorting (Electronic computers)

Database searching.

Search engines

Computer Science, general.

Text processing (Computer science)