3. It is also OK if the object being depicted is slightlydeformed , as long as a human would recognize it and

you should answer ’Correct ’.

be shown .

it does not violate the caption .

4. Your response must always end with either ’ incorrect ’ or ’correct ’
5. ’ Incorrect ’ should be reserved for instances where a specific aspect of the caption is not followed correctly ,

such as a wrong object , color or count .

6. You must keep your thinking out loud short , less than 50 words .
image (< image_path >)
<prompt >
Where <image_path> and <prompt> are replaced with the image generated by the model and the corre-
sponding prompt used to generate it.

E Human Evaluation Interface

The human evaluation interface for prompt following, coherence and style are shown in Figure 8, 9 and 10.

Figure 8 – Human evaluation interface for prompt following.

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Figure 9 – Human evaluation interface for coherence.

Figure 10 – Human evaluation interface for style.

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Improving Image Generation with Better Captions