• Alerts

• Fielded Search

• Boolean Search

• Enhance Relevancy Ranking (MetaRank)

Image: Text Box: Alerts, Fielded Search, Boolean Search, Enhance Relevancy Ranking (MetaRank)

Science.gov 3.0

(Launch 2005)

Image: Text Box: Science.gov 3.0-(Launch 2005)
Image: science.gov 2.0, FirstGov for Science

Science.gov 4.0

(Launch 2006)

Image: Science.gov 4.0 (Launch 2006)

• Enhance Relevancy Ranking (DeepRank)

• Full-text Relevancy Ranking, Science.gov 4.0 Grid

Image: Enhance Relevancy Ranking (DeepRank) Full-text Relevancy Ranking, Science.gov 4.0 Grid

Speaker Notes:

Future expansion is planned, with 3.0 in 2005 and 4.0 in 2006. Enhancements include an alert service, fielded search, Boolean search, MetaRank, DeepRank, and full-text ranking through something we call the Science.gov Grid.