Class: 469 (Cauldron), Feature: 650

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	5	All the images are mainly focused on main object's body parts
Main Object	4	In the first image the focus is overlapped between the lower part and the background of the caldron. in the second image the focus is on the lower part just before the stands. in the third image the focus is overlapped with the lower part, stand and the background. the fourth image is focused from top to bottom of one of the side of the caldron.in the fifth image the focus is on only a small lower part of the caldron.
Main Object	4	Focus is on bottom of a cauldron
Main Object	5	Focus is on the bottom part of the pot or basin which is a main component.
Main Object	4	Focus is on base of cauldron


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