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FUIN
2002
13 years 5 months ago
2002
We present a direct universal P system based on splicing. Our approach differs from those shown in previous papers as the P system we construct takes as input an encoding of anothe...
FUIN
2002
13 years 5 months ago
2002
In this paper we focus upon a comparison of some generalized rough approximations of sets, where the classical indiscernibility relation is generalized to any binary reflexive rela...
FUIN
2002
13 years 5 months ago
2002
We use information entropy measure to extend the rough set based notion of a reduct. We introduce the Approximate Entropy Reduction Principle (AERP). It states that any simplificat...
FUIN
2002
13 years 5 months ago
2002
Abstract. In this paper we give a complete formalization of a new computability model of a distributed parallel type which is inspired by some basic features of living cells: trans...
FUIN
2002
13 years 5 months ago
2002
We study caterpillar tree automata [3] that are restricted to enter any subtree at most one time (or k times). We show that, somewhat surprisingly, the deterministic one-visit aut...