For $\bold{v} = \begin{pmatrix} 0 \\ -4 \\ 1 \end{pmatrix}$ and $\bold{w} = \begin{pmatrix} 2 \\ 2 \\ -1 \end{pmatrix},$ compute $\text{proj}_{\bold{w}} \bold{v}$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
For $\bold{v} = \begin{pmatrix} 0 \\ -4 \\ 1 \end{pmatrix}$ and $\bold{w} = \begin{pmatrix} 2 \\ 2 \\ -1 \end{pmatrix},$ compute $\text{proj}_{\bold{w}} \bold{v}$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\begin{pmatrix} -2 \\ -2 \\ 1 \end{pmatrix}
For $\bold{v} = \begin{pmatrix} 0 \\ -4 \\ 1 \end{pmatrix}$ and $\bold{w} = \begin{pmatrix} 2 \\ 2 \\ -1 \end{pmatrix},$ compute $\text{proj}_{\bold{w}} \bold{v}$.
train