load_power_transformer#

relife.data.load_power_transformer()[source]#

Load example dataset of power transformers lifetimes.

Returns:

structured array

A numpy structured array of 3 fields :

time (np.float64) : observed lifetime values
event (np.bool_) : boolean flag indicated if the event has been observed or not (if False, the observed lifetimes are right censored)
entry (np.float64) : left truncation values

Examples

>>> from relife.data import load_power_transformer
>>> data = load_power_transformer()
>>> print(data["time"])
[34.3 45.1 53.2 ... 30.  30.  30. ]