LPAR
2010
Springer
14 years 1 months ago
2010
Springer
Data trees and data words have been studied extensively in connection with XML reasoning. These are trees or words that, in addition to labels from a finite alphabet, carry labels ...
ORL
2006
14 years 3 months ago
2006
Let
CSL
2006
Springer
14 years 3 months ago
2006
Springer
In a data word or a data tree each position carries a label from a finite alphabet and a data value from some infinite domain. These models have been considered in the realm of sem...
IANDC
2008
14 years 3 months ago
2008
The problem of computing periods in words, or finite sequences of symbols from a finite alphabet, has important applications in several areas including data compression, string se...
ENDM
2008
14 years 3 months ago
2008
We study the problem of, given two sequences x and y over a finite alphabet, finding a repetitionfree longest common subsequence of x and y. We show several algorithmic results, a...
ECCC
2008
14 years 3 months ago
2008
Higman essentially showed that if A is any language then SUBSEQ(A) is regular, where SUBSEQ(A) is the language of all subsequences of strings in A. Let s1, s2, s3, . . . be the sta...