Affine gap distance Two extra edit operations: open gap and extend gap cost(g)=S+e×l(e<s), where s is the cost of opening a gap e is the cost of extending a gap, and l is the length of a gap in the alignment of two strings Example2(Affine gap distance) F.R.Smith o hn richard smi ith This method is better when matching strings have been truncated or shortenedAffine gap distance ◼ Two extra edit operations: open gap and extend gap cost(g) =s + e × l ( e<s ), where s is the cost of opening a gap, e is the cost of extending a gap, and l is the length of a gap in the alignment of two strings ◼ Example2 (Affine gap distance): ◼ This method is better when matching strings have been truncated or shortened "J. R. S m i t h“ " J o h n R i c h a r d S m i t h