/usr/share/doc/vowpal-wabbit-doc/examples/test/train-sets/ref/cb_adf_dr.stderr is in vowpal-wabbit-doc 8.1.1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | predictions = cb_adf_dr.predict
Num weight bits = 18
learning rate = 0.5
initial_t = 0
power_t = 0.5
using no cache
Reading datafile = train-sets/cb_test.ldf
num sources = 1
average since example example current current current
loss last counter weight label predict features
2.000000 2.000000 1 1.0 known 0... 19
0.920996 -0.158008 2 2.0 known 1... 9
finished run
number of examples per pass = 3
passes used = 1
weighted example sum = 3.000000
weighted label sum = 0.000000
average loss = 0.613997
total feature number = 37
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