Improving Relevance for FAST Search Server 2010 for SharePoint
Applies to: SharePoint Server 2010
There is no single best relevance solution that satisfies all users and every search application. This is why FAST Search Server 2010 for SharePoint provides advanced relevance tuning possibilities.
For an overview of FAST Search Server 2010 for SharePoint search relevance features, see Optimizing Search Relevance on Microsoft TechNet.
Optimize Relevance Using the Fast Search Server 2010 for SharePoint Index Schema
The FAST Search Server 2010 for SharePoint Index Schema provides configuration options for the following relevance features:
Mapping of crawled properties to managed properties.
Sorting and ranking of the search results. You use the rank profile to configure ranking and sorting options.
Configuration of query refinement.
The following articles provide more information about customization of the index schema.
Manage index schema for relevance This section includes articles about how you can use the index schema to improve relevance.
Index Schema Cmdlets This article provides an overview of the Windows PowerShell cmdlets used for configuring the index schema.
Manage Index Schema This article provides Windows PowerShell examples that are related to index schema configuration.
Index Schema (FAST Search Server 2010 for SharePoint) This article provides an overview of the index schema classes within the Administration object model.
Microsoft.SharePoint.Search.Extended.Administration.Schema This is the namespace for the index schema classes within the FAST Search Server 2010 for SharePoint Administration object model.
Optimize Relevance at Query Time Using Fast Search Server 2010 for SharePoint
FAST Search Server 2010 for SharePoint enables you to impact search relevance at query time when using the Query object model or web service, by using the following features.
Rank operators within the FAST Query Language (FQL). This includes using the RANK operator or XRANK operator.
Rank control for the STRING operator within the FAST Query Language (FQL). When using FQL, you can specify individual relevance weight for each STRING operator in the FQL query expression.
Custom sorting of the search results. This includes selecting a custom rank profile and using the Sort Search Results by a Formula Expression feature.
See Also
Concepts
Ranking and Sorting (FAST Search Server 2010 for SharePoint)
Index Schema (FAST Search Server 2010 for SharePoint)