Salient Imagenet

Class: 604 (Hourglass), Feature: 1342

This feature is core for class Hourglass. It is the most important feature for class Hourglass.

Below, we display the five Hourglass images that most highly activate the feature, along with the Neural Activation Map (heatmap) and Feature Attack for each image. These are the same as the images shown to crowdworkers to annotate this class-feature pair.

We additionally provide the full responses of the five crowdworkers that annotated this pair, as well as links to other related pairs (i.e. same class or same feature).

MTurk Worker Annotations

core

spurious

core

spurious

Main Focus	Confidence	Explanation
Main Object	5	Focus is on some part of the main object hourglass
Main Object	4	Focus is on glass which is a part of hourglass
Main Object	5	Focus is on the structure of hourglass
Main Object	5	Focus is on hourglass
Main Object	5	The focus of the red region in the highlighted visual attributes is on hourglass.

core

Related Class-Feature Pairs

Important Features for Hourglass

There are 5 features annotated as core and 0 features annotated as spurious for Hourglass. Core features include 882, 945, 1342, 1900, 2010.

Classes where Feature 1342 is among Most Important (i.e. top-5)

Feature 1342 is core for the following classes: Folding Chair, Guillotine, Hourglass.