Class: 303 (Longhorn Beetle), Feature: 1390

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	Highlighted visual attributes is on main object longicorn beetle
Main Object	5	All five images have focus om some part of main object long-horned beetle.
Main Object	5	Focus is on the abdomen, legs, and antennae of the insect, the main object.
Background	4	In the first, second and third images the focus is on the background of the long-horned beetle,i.e. on the leaves. in fourth image the focus is on the background of the long-horned beetle. in the fifth the focus is on the background of the tree trunk.
Main Object	2	The focus is on the body which is part of the longicorn beetle


Votes for core: 4, Votes for spurious: 1. Feature is thus annotated as core for the class.