Salient Imagenet

Class: 820 (Steam Locomotive), Feature: 1739

This feature is core for class Steam Locomotive. It is the 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
Main Object	5	Images are fully focused on main object's body parts.
Main Object	3	Red focus is on the train.
Main Object	4	Heat map suggest the focus is on steam locomotive engine
Main Object	2	Focus is on the train
Main Object	5	The red regions in all the five middle column pictures are well focusing the steam locomotives.

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 1739 is among Most Important (i.e. top-5)

Feature 1739 is core for the following classes: Cannon, Disc Brake, Forklift, Gas Mask Or Respirator, Oxygen Mask, Steam Locomotive.