The introduction of computerized post-coordination has solvedmany of the problems of pre-coordinated subject access. However, the adoptionof computerized post-coordination results in the loss of some pre-coordinationbenefits. Specifically, the effect of hiding terms within the context of others...

The introduction of computerized post-coordination has solvedmany of the problems of pre-coordinated subject access. However, theadoption of computerized post-coordination results in the loss of some precoordinationbenefits. Specifically, the effect of hiding terms within thecontext of others is...

Two competing approaches for document retrieval were first identified by Robertson et al(Robertson, Maron et al. 1982) for probabilistic retrieval. We point out the corresponding two competingapproaches for the Vector Space Model. In both the probabilistic and Vector Space models, only one ofthe...