Salient Imagenet

Class: 820 (Steam Locomotive), Feature: 579

This feature is core for class Steam Locomotive. It is the fifth most important feature for class Steam Locomotive.

Below, we display the five Steam Locomotive 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	Visual attributes is on hot steam of the locomotive powered steam engine
Separate Object	5	The focus is on the steam, not the engine. the amplified images appear to show water jets.
Main Object	3	Red focus is on steam locomotive.
Main Object	5	Focus is on a part of the main object.
Main Object	4	The red region in the highlighted visual attributes focuses on the part of a steam locomotive.

core

Related Class-Feature Pairs

Important Features for Steam Locomotive

There are 5 features annotated as core and 0 features annotated as spurious for Steam Locomotive. Core features include 56, 330, 579, 1739, 1939.

Classes where Feature 579 is among Most Important (i.e. top-5)

Feature 579 is core for the following classes: Fountain, Steam Locomotive, Geyser.
Feature 579 is spurious for the following classes: Fireboat.