A Hierarchy Theorem for Regular Languages over Free Bisemigroups.
Zoltán L. NémethPublished in: Acta Cybern. (2004)
Keyphrases
- regular languages
- context free languages
- grammatical inference
- regular expressions
- finite automata
- decision problems
- context free grammars
- positive data
- finite state machines
- pac learning
- statistical queries
- equivalence queries
- knowledge base
- learning problems
- pattern matching
- query language
- special case
- training data
- decision trees