William H. Bowers Storage & Retrieval

William H. Bowers Topics Storing vs. Finding Retrieval Methods Associative Retrieval It Ain’t Document-centric

William H. Bowers Storing vs. Finding Physical storage and retrieval are linked Digital storage and retrieval need not be linked Storage system –Repository –Storage tools –Retrieval tools

William H. Bowers Storage vs. Finding Retrieval System –Method of finding repository items Physical media usually indexed –Title –Author –Subject

William H. Bowers Storage vs. Finding Digital media not indexed Need to know logical location to retrieve Finding is logical Retrieval is physical

William H. Bowers Retrieval Methods Positional Identity Associative Books exist independently of storage systems Data files can not exist outside of their storage systems

William H. Bowers Retrieval Methods Indexing –Dewey Decimal –Library of Congress –Title –Author –Subject

William H. Bowers Associative Retrieval Search based on text Save search results Execute sub-searches on saved results Browse by synonym, attribute or related topic

William H. Bowers It Ain’t Document-centric It’s really file-centric Documents should be independent of file system Generic documents should work in any application Tools would be purchased separately Should file formats be proprietary?

William H. Bowers Questions & Discussion