Abstract
This work aims to characterize a new class of automaton with input as multisets. First, we introduce two finite monoids through different congruence relations on multiset associated with lattice-valued multiset finite automata and show that they are isomorphic to each other. Next, we present the quotient structure of lattice-valued multiset finite automata by defining an admissible relation on the set of states of a given lattice-valued multiset finite automata. Then we show that there is an isomorphism between lattice-valued multiset finite automata and the quotient structure of another lattice-valued multiset finite automata. Finally, we introduce the concept of reachability, observability (coreachability), and response maps of lattice-valued multiset finite recognizer. Interestingly, we show that the lattice-valued response map of a lattice-valued multiset finite recognizer leads us to provide a characterization of a lattice-valued multiset regular language.
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Notes
For more detail on category theory we refer the work of Adámek et al. (1990).
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Acknowledgements
The authors would like to thank the Editor-in-Chief and the anonymous Referee(s) for their valuable comments and suggestions for improving the paper. The work of second author is supported through the ERDF/ESF project AI-Met4AI No. CZ.02.1.01/0.0/0.0/17\(\_{0}\) 49/0008414.
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Dubey, M.K., Singh, A.P. & Dhingra, M. Characterization of lattice-valued multiset finite automata. Granul. Comput. 7, 821–836 (2022). https://doi.org/10.1007/s41066-021-00298-8
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DOI: https://doi.org/10.1007/s41066-021-00298-8