This Paper presents the work done for the TREC 2009 faceted blog distillation task of blog track. In our approach, we use a mixture of language models based on global representation. Our model can be regarded as a combination of topic relevance model and faceted relevance model. By pseudorelevance feedback method, we can estimate the above two models from topic relevance feedback documents and ...

Digital libraries commonly elide hierarchical metadata that might be used more effectively. This proposal presents the ResultMap concept, a tool that leverages that metadata for digital library search facilities; an initial study of its effectiveness; the concept of applying ResultMaps to faceted metadata, allowing visual detection of implicit correlations between facets; and proposals for furt...

In this paper, we study the appropriateness of adaptive faceted search as a search paradigm for e-commerce on the Web of Data. We provide preliminary evidence that the product space in a sample dataset narrows down logarithmically by the number of product features used in a query, and show that the usability of an adaptive, instance-driven faceted search interface is comparable to approaches wi...

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