Class: 689 (Overskirt), Feature: 1216

MTurk Worker Annotations

We now show the responses from five crowdworkers used to annotate this class-feature pair as core or spurious. Workers first denote if the focus of the image is on the main object (core), or a separate or background object (spurious). They also mark their confidence on a scale of 1 to 5, and provide written explanations for their annotation.



Main Focus	Confidence	Explanation
Main Object	4	The red region mainly focuses on the predicted object but doesn't cover it fully and spreads to the background slightly.
Main Object	4	Main object is clothes in that overskirt is part of cloth.
Main Object	4	Focus is on part of the overskirt.
Main Object	5	This is because each if the photos have the red region on the center of the woman wearing an overskirt. it's not in the background, it's not on a random object, it is right in the middle of that main object.
Main Object	4	The red region in the highlighted visual attributes focuses on the part of an overskirt.


Votes for core: 5, Votes for spurious: 0. Feature is thus annotated as core for the class.