Dikshant Shahi's Apache Solr: A Practical Approach to Enterprise Search PDF

By Dikshant Shahi

construct an company seek engine utilizing Apache Solr: index and seek records; ingest information from diversified resources; follow quite a few textual content processing innovations; make the most of various seek features; and customise Solr to retrieve the specified results. Apache Solr: a pragmatic method of firm Search explains each one crucial concept-backed through useful and examples--to assist you reach expert-level knowledge.

The ebook, which assumes a simple wisdom of Java, begins with an advent to Solr, by means of steps to environment it up, indexing your first set of files, and looking them. It then introduces you to info retrieval and its implementation in Apache Solr; it will assist you comprehend your seek challenge, make a decision the method of construct an efficient resolution, and use a number of metrics to judge the results.

The booklet subsequent covers the schema layout and methods to construct a textual content research chain for detoxing, normalizing and enriching your files and addressing forms of seek queries. It describes a number of renowned matching concepts that are in general utilized to enhance the precision and remember of searches.

You will research the end-to-end strategy of facts ingestion from various resources, metadata extraction, pre-processing and transformation of content material, a number of seek parts, question parsers and different complicated seek capabilities.

After protecting out-of-the-box positive aspects, Solr specialist Dikshant Shahi dives into methods you could customise Solr to your company and its particular specifications, in addition to how you can plug on your personal elements. most vital, you are going to find out about implementations for Solr scoring, elements affecting the record ranking, and tuning the rating for the applying to hand. The booklet explains why textual scoring isn't really enough for sensible score of records and how one can combine real-world components for contributing to the record ranking.

You'll see tips to impact consumer event through supplying feedback and suggestions. you are going to additionally see integration of Solr with very important similar applied sciences resembling OpenNLP and Tika. you will also find out about scaling Solr utilizing SolrCloud.

This publication concludes with insurance of semantic seek features, that is the most important for taking the quest event to the following point. by means of the top of Apache Solr, you can be expert in designing and constructing your seek engine.

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Apache Solr: A Practical Approach to Enterprise Search by Dikshant Shahi

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