Class: 755 (Radio Telescope), Feature: 1298

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	Red focus is on radio reflector.
Main Object	5	Focus is on radio telescope dish
Main Object	4	The red region in the highlighted visual attributes focuses on the part of a radio telescope.
Main Object	4	Highlighted visual attributes is on body on the radio telescope.
Main Object	5	The main object is an radio telescope, radio reflector. the focus of the red region in the highlighted visual attributes is on the radio reflector, showing its main parts. because of that, i choose focus is on some part of the main object.


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