Description Usage Arguments Value
View source: R/functions_utility.R
Given d x k matrix or d dimensional vector X, returns a vector with arm's context.
1 2 3 4 5 6 | get_arm_context(
context,
arm,
select_features = NULL,
prepend_arm_vector = FALSE
)
|
context |
a context list containing a d x k Matrix or d dimensional context vector X, the number of features d and number of arms k. |
arm |
index of arm. |
select_features |
indices of to be returned features. |
prepend_arm_vector |
prepend a one-hot-encoded arm vector to the returned context vector. That is, when k = 5 arms, and the to be returned arm vector is arm 3, prepend c(0,0,1,0,0) |
Vector that represents context related to an arm
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