not.segSet {GeneR} | R Documentation |
This function compute substraction of two objects of class segSet a and b, i.e. return segments from a that or not in b.
not.segSet(a, b)
a,b |
elements of class segSet |
an element of class segSet.
Antoine Lucas
a = matrix(c(1,5,15,45,17,38, 100,120,130,140, 135,145,142,160), ncol=2,byrow=TRUE) b = matrix(c(15,18, 28,45, 1,10, 15,20, 25,40, 17,23, 35,38,100,105, 110,120),ncol=2,byrow=TRUE) a <- as.segSet(a) b <- as.segSet(b) c = not(a,b) par(mfrow=c(3,1)) plot(a,xlim=c(1,160)) plot(b,xlim=c(1,160)) plot(c,xlim=c(1,160)) ## Another sample a = matrix(c(1,30,40,50,60,70,80,110),ncol=2,byrow=TRUE) b = matrix(c(1,10,20,30,40,70,80,90,100,110),ncol=2,byrow=TRUE) a <- as.segSet(a) b <- as.segSet(b) c = a - b par(mfrow=c(3,1)) plot(a,xlim=c(1,160),main="A") plot(b,xlim=c(1,160),main="B") plot(c,xlim=c(1,160),main="not(A,B)") ## Show all c