Many functions on context-free languages can be expressed in the form of the least fixed point of a function whose definition mimics the grammar of the given language. This paper presents the basic theory that explains when a function on a context-free language can be defined in this way. The contributions are: a novel definition of a regular algebra capturing division properties, several theor...

In this paper, we propose a concept to design, track, and compare application-specific feature definitions expressed as sets of critical points. Our work has been inspired by the observation that in many applications large variety different for same are used. Often, these compete with each other it is unclear which definition should be used context. A prominent example cyclones climate research...

To identify new antigens that are targets for the immunotherapy of prostate and breast cancer, we used expressed sequence tag and genomic databases and discovered POTE, a new primate-specific gene family. Each POTE gene encodes a protein that contains three domains, although the proteins vary greatly in size. The NH2-terminal domain is novel and has properties of an extracellular domain but doe...

The series Sid Meier’s Civilization is one of the most enduring and successful historical video games to date. With six installments various spin-offs dating back 1991, it has influenced way many players perceive history. From its very first iteration, featured several Near Eastern civilizations from periods. Our research on game’s portrayal interpretation cultures East shown that, while there ...