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When you have successfully enabled Discovery in your DSpace, you will notice that the different enabled facets are visualized in a "Discover" section in your sidebar, by default, right below the Browse options. 
In this example, there are 3 Sidebar Facets, Author, Subject and Date Issued. It's important to know that multiple metadata fields can be included in one facet. For example, the Author facet above includes values from both dc.contributor.author as well as dc.creator.
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In a faceted search, a user can modify the list of displayed search results by specifying additional "filters" that will be applied on the list of search results. In DSpace, a filter is a contain condition applied to specific facets. In the example below, a user started with the search term "approach", which yielded 15 results. By applying the filter "economics" on the facet "Subject". After applying this filter, only 6 results remain.
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Another example would be the standard search operation \[*wetland + "dc.author=Mitsch, William J" + dc.subject="water quality"* \]. With filtered search, a user can start by searching for \[*wetland* \], and then filter the results by the other attributes, author and subject. |
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In addition to the summarized descriptions of the default values, following details help you to better understand these defaults. If you haven't yet, download the configuration file and review it together with the following details|pages/viewpageattachments.action?pageId=25470754&highlight=spring-dspace-addon-discovery-configuration-services.xml#Discovery-attachment-spring-dspace-addon-discovery-configuration-services.xml||\.
The file contains one default configuration that defines following sidebar facets, search filters, sort fields and recent submissions display:
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