Class: 102 (Echidna), Feature: 252

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	3	Ant eaters are focused in red
Main Object	4	Heat map suggest that the focus is on anteater spines
Main Object	5	The main object is an echidna, spiny anteater, anteater. the focus of the red region in the highlighted visual attributes is on the mammal's body, showing its main parts. because of that, i choose focus is on some part of the main object.
Main Object	4	Above images focusing on some part of the main object.
Main Object	5	Focus is in the center of the main object


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