We propose a new, logical, approach to the decidability problem for the Straubing and Brzozowski hierarchies based on the preservation theorems from model theory, on a theorem of ...
The control-flow of business workflows is characterized by the strict execution order of the activities that is already defined at design time. This well-structured control-flow is...
GeoCLEF is an evaluation initiative for testing queries with a geographic specification in large set of text documents. GeoCLEF ran a regular track for the third time within the C...
Thomas Mandl, Paula Carvalho, Giorgio Maria Di Nun...
Traditional file system development is difficult. Stackable file systems promise to ease the development of file systems by offering a mechanism for incremental development. Unfor...
Alternating timed automata on infinite words are considered. The main result is a characterization of acceptance conditions for which the emptiness problem for the automata is deci...