Compute the length of the longest common subsequence of two sequences

Description

Returns the length of the longest common subsequence of two sequences. This attribute is described in Elzinga (2008).

Usage

seqLLCS(seq1, seq2)

Arguments

Value

an integer being the length of the longest common subsequence of the two sequences.

References

Elzinga, Cees H. (2008). Sequence analysis: Metric representations of categorical time series. Technical Report, Department of Social Science Research Methods, Vrije Universiteit, Amsterdam.

See Also

seqdist

Examples

LCS.ex <- c("S-U-S-M-S-U", "U-S-SC-MC", "S-U-M-S-SC-UC-MC")
LCS.ex <- seqdef(LCS.ex)
seqLLCS(LCS.ex[1,],LCS.ex[3,])