regsubsets(x=, ...)regsubsets.formula(x=, data=, weights=rep(1, length(y)), nbest=1, nvmax=8, force.in=NULL, force.out=NULL, intercept=TRUE, method=c("exhaustive", "backward", "forward", "seqrep"), really.big=FALSE,...)
regsubsets.default(x=, y=, weights=rep(1, length(y)), nbest=1, nvmax=8,
force.in=NULL, force.out=NULL, intercept=TRUE, method=c("exhaustive",
"backward", "forward", "seqrep"), really.big=FALSE,...)
summary.regsubsets(object,all.best=TRUE,matrix=TRUE,matrix.logical=FALSE,df=NULL,...)
matrix=TRUE
, the matrix is logical
TRUE
/FALSE
or string "*"
/code{" "}n-1
summary.regsubsets
.leaps
data(swiss)
a<-regsubsets(as.matrix(swiss[,-1]),swiss[,1])
summary(a)
b<-regsubsets(Fertility~.,data=swiss)
summary(a)
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