1786统计简单essayshort
Ridge Effective Degrees of Freedom 1
题目
A standardized ridge model has singular-value squares d_j^2 = [9, 4, 1] and penalty lambda = 1. What is the effective degrees of freedom tr(S_lambda) = sum d_j^2/(d_j^2+lambda)?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。
你的答案