Generative Zero$-$Shot Learning Questions $(15$ points$)$

$1.\backslash ((7\mathrm{.}5\backslash$mathrm$\{$pt$\})$: $\backslash )$ What are the hallucinated features $[14]?$ What is their purpose? How are they being constructed?

$2.(7\mathrm{.}5$ pt$)$ Run the code of CIZSL on one text$-$based dataset $($e$.$g$.,$ CUBwiki$).$ Please report your performance using the provided hyperparameters $($your performance might be slightly different from the reported due to small instability and different hyperparameters$).$ You can find the code here.