Last summer, my colleague Vladimir Zelevinsky worked with two interns, Robin Stewart (MIT) and Greg Scott (Tufts), on a novel approach to information exploration. They call it “idea navigation”: the basic idea is to extract subject-verb-object triples from unstructured text, group them into hierarchies, and then expose them in a faceted search and browsing interface. [...]

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The other day, in between braving the Hulk and Spiderman rides at Endeca Discover ’08, I was chatting with Peter Morville about one of my favorite pet peeves in faceted search implementations: the confounding of clarification and refinement. To my delight, he posted about it at findability.org today. What is the difference? I think it’s [...]

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