F. C. Berger

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Constructing a query consisting of a set of terms or descriptors is often an iterative process. To the user, the starting query and the nal result could be strongly related. These two queries could even be worthy of a link between them. This paper presents a method for deciding when a link between two descriptors is justiied. The decision hinges on the way(More)
Navigating through a hypermedia retrieval system bears the problem of selecting an item from a large number of options which are available to continue the trajectory. Ranking these options according to some criterion is a method to ease the task of navigation. A number of ranking strategies have already been proposed. This paper presents a formalization of(More)
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