Salient Imagenet

Class: 644 (Matchstick), Feature: 507

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

Below, we display the five Matchstick 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 top of matchstick.
Main Object	3	Red focus is on match stick.
Main Object	3	Focus is on the head or the body of the match stick
Main Object	4	Focus is on the stick just below the flammable part of the matchstick.
Main Object	4	Focus is on wood of matchstick

core

Related Class-Feature Pairs

Important Features for Matchstick

There are 3 features annotated as core and 2 features annotated as spurious for Matchstick. Core features include 102, 507, 1824. Spurious features include 1642, 1986.

Classes where Feature 507 is among Most Important (i.e. top-5)

Feature 507 is core for the following classes: Broom, Drumstick, Hammer, Hatchet, Ladle, Letter Opener, Maraca, Matchstick, Plunger, Shovel, Spatula, Spindle, Mop, Wooden Spoon.
Feature 507 is spurious for the following classes: Eraser.