The incredible increase of the unstructured data sources on Internet makes necessary the development of more effective Frameworks of automated IR.
A modern InformationRetrieval Framework must provide two major features:
Extensibility
Flexibility
A number of Object-Oriented techinques can be implemented for achieving a Framework with the above and more characteristics. Such as:
FIRE
FLAIR
ECLAIR
DLITE
Integrated Information Management system (IIM)
Nutch
A good performance Framework could be designed by a combination of the good attributes of the several techniques that are available.