273 search results - page 5 / 55 » On periodicity of two-dimensional words |
IANDC
2008
14 years 9 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...
CPHYSICS
2007
14 years 9 months ago
2007
We incorporate an attractive interaction in two dimensional optimal velocity model and investigate the stability of homogeneous flow. There exists a new type of instability and a...
ACL
2006
14 years 11 months ago
2006
This study aims at identifying when an event written in text occurs. In particular, we classify a sentence for an event into four time-slots; morning, daytime, evening, and night....
78
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ISCAS
2003
IEEE
15 years 2 months ago
2003
IEEE
Recently, the integer DCT (Int-DCT), which has the rounding operations in the lifting structure, is attracting many researchers' attention as an effective method for DCT base...
101
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CORR
2011
Springer
14 years 4 months ago
2011
Springer
In the algebraic theory of codes and formal languages, the set Q of all primitive words over some alphabet Σ has received special interest. With this survey article we give an ove...