Boolean Searching

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==LexisNexis Academic: Advanced Boolean Search Strategies==
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==LexisNexis Academic: Boolean Search==
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Each search box (whether it be on the main page, or on any of the search forms in the Search By Content TYpe Menu) default to a Natural Language search. However, if a user enters a Boolean connector such as:
  
Note: it is best to use these advanced strategies with the Power Search form.  Many of the other search forms include an "Edit in Power Search" link in the Tips that will convert a search you have built on another form to a Power Search.
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  and, not, not w/n, not w/para, or, pre/n, pre/, w/, not w/seg, not w/sent, w/n, w/p, w/seg, w/s, atleast, allcaps, caps, nocaps, plural, singular
  
Boolean search logic give you the tools to construct sophisticated queries that have high recall (return almost all relevant documents in the database) and high precision (do not return many irrelevant documents).  When combined with segment search techniques described in the [[Academic Document Sections]] these tools become even more powerful.
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the search box will recognize the language and run a Boolean Search. Also, if the user narrows their search by date, uses any of the options on the Advanced Section, or types in a segment like PUBLICATION(), the search will run as Boolean.
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Boolean search logic gives you the tools to construct sophisticated queries that have high recall (return almost all relevant documents in the database) and high precision (do not return many irrelevant documents).  When combined with segment search techniques described in the [[Academic Document Sections]] these tools become even more powerful.
  
 
===Universal or Wildcard Characters===  
 
===Universal or Wildcard Characters===  
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[[Category: FAQ]]
 
[[Category: FAQ]]
 
[[Category: User guides]]
 
[[Category: User guides]]
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[[Category: Interface Refresh]]

Revision as of 20:12, 22 December 2013