Generate a XenaHub ObjectSource:
It is used to generate original
XenaHub object according to hosts, cohorts, datasets or hostName.
If these arguments not specified, all hosts and corresponding datasets
will be returned as a
XenaHub object. All datasets can be found
a character vector specify UCSC Xena hosts, all available hosts can be found by
hostNameis a more recommend option.
default is empty character vector, all cohorts will be returned.
default is empty character vector, all datasets will be returned.
name of host, available options can be accessed by
.xena_hostsThis is an easier option for user than
hostsoption. Note, this option will overlap
Shixiang Wang firstname.lastname@example.org