The Enterprise Search solution provided as part of Microsoft’s Enterprise Content Management solution SharePoint. The SharePoint (or Microsoft Office SharePoint Server [MOSS] 2007) search delivered basic enterprise search capabilities. The SharePoint 2010 release greatly enhances the scale and functionality for search.
Semaphore for SharePoint search
Integrating the Semaphore Open Semantic Platform into SharePoint means content can be automatically classified in the SharePoint Library and indexed by SharePoint Search. Semaphore Search Web Parts add powerful ontology driven navigation components to the search results.