SharePoint 2013 Search

The following are the new Search features in SharePoint 2013.

Feature	Description
Analytics Processing Component	The Analytics Processing Component is used for search in SharePoint 2013. It searches both the content and the usage of the content to improve search accuracy and relevance. Content analytics: Analyzes key words, inbound/outbound links etc crawled and stored in the index. Usage analytics: Analyzed the content usage like Clicks, Views, ratings, recommendations and stores them with the search index, to improve search accuracy and provide additional information/ recommendations.
Content Search Web Part	Displays content that was crawled and added to the search index
eDiscovery Template	Allows creating separate case templates for specific purposes. Ex: Create a new case for a new Contract. Allows users to search content from various sites and site collections, farms, Exchange servers etc and store the results of the search in the eDiscovery site. Allows the user to view the original saved version and the latest version of the artifacts, provided the artifacts get modified after the discovery is done.
Continuous Crawling	New documents added will now appear instantly in search results without waiting for the indexing process to be completed.
High Scalability	SharePoint 2013 search uses the high scalability model of FAST Search Server.

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