1052 search results - page 146 / 211 » The Regular Real-Time Languages |
114
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FUIN
2002
15 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...
168
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NAACL
2010
15 years 4 months ago
2010
Synchronous tree substitution grammars are a translation model that is used in syntax-based machine translation. They are investigated in a formal setting and compared to a compet...
167
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FUIN
2010
15 years 3 months ago
2010
An infinite binary word can be identified with a branch in the full binary tree. We consider sets of branches definable in monadic second-order logic over the tree, where we allow ...
165
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SIAMCOMP
1998
15 years 5 months ago
1998
A language is L-printable if there is a logspace algorithm which, on input 1n, prints all members in the language of length n. Following the work of Allender and Rubinstein [SIAM J...
158
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PODS
2007
ACM
16 years 6 months ago
2007
ACM
The pebble tree automaton and the pebble tree transducer are enhanced by additionally allowing an unbounded number of `invisible' pebbles (as opposed to the usual `visible�...