Abstract. We present a declarative language, PP, for the specification of preferences between possible solutions (or trajectories) of a planning problem. This novel language allow...
Today’s high-speed network allows sophisticated applications of overlay networks. Meanwhile, usage of multicore processors has been spreading. The level of concurrency we need t...
Many classical compiler optimizations can be elegantly expressed using rewrite rules of form: I = I if , where I, I are intermediate language instructions and is a property expre...
David Lacey, Neil D. Jones, Eric Van Wyk, Carl Chr...
The paper presents a prototype of a system for querying the Web in natural language (French) for a limited domain. The domain knowledge, represented in description logics (DL), is ...
We define regular expressions for unranked trees (actually, ordered sequences of unranked trees, called forests). These are compared to existing regular expressions for trees. On ...