How
does Overlap between Search Results
Correlate with
Relevance?
Authority Effect – the more systems that find a document, the greater the
probability that it is relevant
Ranking Effect – the higher up a document in a ranked list and the more systems that find
it, the greater the probability of its relevance
èValidates searchCrystal’s Design
Approach
èsearchCrystal Visualizes Authority
& Ranking Effects
èsearchCrystal can Guide User’s
Exploration
Toward
Relevant Documents