Salient Imagenet

Class: 867 (Semi-Trailer Truck), Feature: 1656

This feature is spurious for class Semi-Trailer Truck. It is the fifth most important feature for class Semi-Trailer Truck.

Below, we display the five Semi-Trailer Truck 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
Separate Object	5	Focus is on sky which is not part of trailer truck
Background	5	Focus is on the sky in the background of trailer truck
Background	4	Focus is on the sky in the background of the trailer truck.
Separate Object	4	The main object is trailer truck but the focus is on sky.
Separate Object	4	Focus is on some other object sky, the main object trailer truck are not focus.

spurious

Related Class-Feature Pairs

Important Features for Semi-Trailer Truck

There are 4 features annotated as core and 1 features annotated as spurious for Semi-Trailer Truck. Core features include 1134, 1135, 1210, 1211. Spurious features include 1656.

Classes where Feature 1656 is among Most Important (i.e. top-5)

Feature 1656 is core for the following classes: Fire Truck, Pickup Truck.
Feature 1656 is spurious for the following classes: Mobile Home, Semi-Trailer Truck.