We propose a data model and a few algebraic operations that provide semantic foundation to multidimensional databases. The distinguishing feature of the proposed model is the symm...
The success of many innovative Web applications is not based on the content they produce ? but on how they combine and link existing content. Older Web Engineering methods lack fl...
Many community organizations rely extensively on volunteer work. However, people who wish to help often have difficulties finding the time to volunteer. We are developing mobile s...
It is well-established finding that people find maps easier to use when they are aligned so that "up" on the map corresponds to the user's forward direction. With m...
Instant messaging (IM) in the workplace has proven to be a valuable tool for facilitating informal communication. Its benefits, however, are generally limited to times when users ...