CHAPTER 7

Complex Query Formulation Over Diverse Information Sources in TAMBIS

Robert Stevens, Carole Goble, Norman W. Paton, Sean Bechhofer, Gary Ng, Patricia Baker and Andy Brass

Molecular biology is a data-rich discipline that has produced a vast quantity of sequence and other data. Most of the resulting data sets are held in independently developed databanks and are acted upon by separate analysis tools. These information sources and tools are autonomous, distributed, and have differing call interfaces. As such, they manifest classical syntactic and semantic heterogeneity problems [1].

Many bioinformatics tasks are supported by individual sources. However, biologists increasingly wish to ask complex questions that span a range of the available ...

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