Salient Imagenet

Class: 829 (Tram), Feature: 56

This feature is spurious for class Tram. It is the third most important feature for class Tram.

Below, we display the five Tram 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	3	The focus is on the wheels of the streetcars although it is quite near the tracks as well.
Background	4	Focus is on the tracks on which the streetcar is standing.
Separate Object	4	Focus is on the track which is on the side of the streetcar.
Separate Object	4	Focus is in track which is not a part of streetcar or its background
Separate Object	5	Focus is on the track which is not a part of tram

spurious

Related Class-Feature Pairs

Important Features for Tram

There are 4 features annotated as core and 1 features annotated as spurious for Tram. Core features include 392, 585, 597, 1877. Spurious features include 56.

Classes where Feature 56 is among Most Important (i.e. top-5)

Feature 56 is core for the following classes: Electric Locomotive, Freight Car, Steam Locomotive.
Feature 56 is spurious for the following classes: High-Speed Train, Railroad Car, Tram.