For a dfm-class object, returns the first or last n documents
and first ncol features for inspection.
Usage
"head"(x, n = 6L, nfeature = 6L, ...)
"head"(x, n = 6L, nfeature = 6L, ...)
"tail"(x, n = 6L, nfeature = 6L, ...)
"tail"(x, n = 6L, nfeature = 6L, ...)
Arguments
x
a dfm object
n
a single integer. If positive, size for the resulting object:
number of first/last documents for the dfm. If negative, all but the n
last/first number of documents of x.
nfeature
the number of features to return, where the resulting object
will contain the first ncol features
...
additional arguments passed to other functions
Value
A dfm-class class object corresponding to the subset defined
by n and ncol.