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Administrating Solr

You're reading from Administrating Solr

Product type Book

Published in Oct 2013

Publisher Packt

ISBN-13 9781783283255

Pages 120 pages

Edition 1st Edition

Languages

Concepts

Enterprise Search

Author (1):

Surendra Mohan

Table of Contents (12) Chapters

Administrating Solr

Credits

About the Author

About the Reviewers

www.PacktPub.com

Preface

1. Searching Data

2. Monitoring Solr

3. Managing Solr

4. Optimizing Solr Tools and Scripts

Solr Resources

Index

Language Detection

In this section, we will learn about language detections, and how to set up and configure so as to make it functional.

Solr has a unique capability to identify languages and map them with their respective fields while indexing. To do so, it uses langid, which is a UpdateRequestProcessor. This language detection feature can be implemented in Solr using the following:

Tika language detection
LangDetect language detection
Compact Language Detector (CLD)

Now, we will have a look at the comparison between these three implementations.

Parameter	CLD	Apache Tika	LangDetect
Language count supported	21	17	21
Languages not supported	N/A	Bulgarian, Czech, Lithuanian, and Latvian	N/A
Languages detected	> 76	27	53
Accuracy	Medium	Low	High
Confusing Languages		Danish confused with Norwegian	Danish confused with Norwegian
Incorrect results (Probability)	Low	Medium	High
Performance	Fast	Slow	Slower

In the given comparative study, we can conclude that Compact...

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Authors (1)

Surendra Mohan

Surendra Mohan, who has served a few top-notch software organizations in varied roles, is currently a freelance software consultant. He has been working on various cutting-edge technologies like Drupal, Moodle, Apache Solr, ElasticSearch, Node.js, SoapUI, and so on for the past 10 years. He also delivers technical talks at various community events like Drupal Meetups and Drupal Camps. To find out more about him, his write-ups, technical blogs, and much more, go to http://www.surendramohan.info/. He has also written the books Administrating Solr and Apache Solr High Performance published by Packt Publishing and has reviewed other technical books such as Drupal 7 Multi Site Configuration and Drupal Search Engine Optimization, as well as titles on Drupal commerce, ElasticSearch, Drupal related video tutorials, titles on OpsView, and many more. Additionally, he writes technical blogs and articles with SitePoint.com. His published blogs and articles can be found at http://www.sitepoint.com/author/smohan/.

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