In probabilistic grammatical inference, a usual goal is to infer a good approximation of an unknown distribution P called a stochastic language. The estimate of P stands in some cl...
Abstract--Regular expression (Regex) becomes the standard signature language for security and application detection. Deterministic finite automata (DFAs) are widely used to perform...
Yi Tang, Junchen Jiang, Xiaofei Wang, Yi Wang, Bin...
We close affirmatively a question which has been open for long time: decidability of the HOM problem. The HOM problem consists in determining, given a tree homomorphism D and a re...
Guillem Godoy, Omer Giménez, Lander Ramos and Car...
Concept drift means that the concept about which data is obtained may shift from time to time, each time after some minimum permanence. Except for this minimum permanence, the con...
John Case, Sanjay Jain, Susanne Kaufmann, Arun Sha...
Devices of interconnected parallel acting sequential automata are investigated from a language theoretic point of view. Starting with the well-known result that each unary language...