Many tasks require users to extract information from diverse sources, to edit or process this information locally, and to explore how the end results are affected by changes in th...
A key observation is that the invariants in database management determine the mapping steps of the supporting architecture. Referring to the multi-layered architecture of record-or...
On-line decision making often involves query processing over time-varying data which arrives in the form of data streams from distributed locations. In such environments typically...
Collaboration increasingly takes place in virtual communities using the Internet. These communities are socio-technical systems that tend to evolve strongly and become more comple...
Linguistic research and natural language processing employ large repositories of ordered trees. XML, a standard ordered tree model, and XPath, its associated language, are natural...
Steven Bird, Yi Chen, Susan B. Davidson, Haejoong ...