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Exercise 3.4
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06-14-2013, 10:08 AM
xuewei4d
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Join Date: May 2013
Posts: 4
Exercise 3.4
I didn't get correct answer to Exercise 3.4 (c).
Exercise 3.4(b), I think the answer would be
Exercise 3.4(c), by independence between different
, I have
.
Where am I wrong?
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![\mathbb{E}_{\mathcal{D}}[E_{\text{in}}(\mathbf{w}_{\text{in}})] = \frac{1}{N} \sum_i H_{ii} \mathbb{E}(\epsilon^2) = \frac{\sigma^2}{N}(d+1)](/vblatex/img/6eff6c361ebf636b329371df363c1c1e-1.gif "\mathbb{E}_{\mathcal{D}}[E_{\text{in}}(\mathbf{w}_{\text{in}})] = \frac{1}{N} \sum_i H_{ii} \mathbb{E}(\epsilon^2) = \frac{\sigma^2}{N}(d+1)")