Purpose: To provide a critical review of Bergman’s 2001 study on the Deep Web. In addition, we bring a new concept into the discussion, the Academic Invisible Web (AIW). We defi...
Managing, searching and mining uncertain data has achieved much attention in the database community recently due to new sensor technologies and new ways of collecting data. There ...
Multi-dimensional data structures have been widely applied in many data management fields. Spatial data indexing is their natural application, however there are many applications i...
Coalmine gas disaster is one of the severe natural disasters that restrict the safety production of coalmines. Timely monitoring and alarming of coalmine gas is an important part o...
Twig joins are key building blocks in current XML indexing systems, and numerous algorithms and useful data structures have been introduced. We give a structured, qualitative anal...