Class: 764 (Rifle), Feature: 1259

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 main focus is on the rifle, and the focus on these images is on some of the parts of the rifle.
Main Object	5	The red region in the highlighted visual attributes focuses on the part of a rifle.
Main Object	4	Focus is on the trigger or body of the rifle.
Main Object	3	Focus is on the bolt, magazine or body of the rifle.
Main Object	5	The highlighted visual attributes is on the rifles in al images, however in the image with several rifles it is not red on one of them.


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