copt.datasets.load_rcv1¶

copt.datasets.load_rcv1(md5_check=True, subset='full')[source]¶

Download and return the RCV1 dataset.

This is the binary classification version of the dataset as found in the LIBSVM dataset project:

https://www.csie.ntu.edu.tw/~cjlin/libsvmtools/datasets/binary.html#rcv1.binary

Parameters:	md5_check (bool) – Whether to do an md5 check on the downloaded files.
Returns:	X (scipy.sparse CSR matrix) y (numpy array) – Labels, only takes values 0 or 1.

copt