Salient Imagenet

Class: 587 (Hammer), Feature: 507

This feature is core for class Hammer. It is the fourth most important feature for class Hammer.

Below, we display the five Hammer 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 concentrated on the base of all objects
Main Object	5	The focus needs to be on the hammer, and the main focus is on some of the parts of the hammer.
Main Object	3	The focus is on the wooden handle of a hammer.
Main Object	4	The red region in the highlighted visual attributes focuses on the handle of the hammer.
Main Object	4	Q1 response based on images 1-5

core

Related Class-Feature Pairs

Important Features for Hammer

There are 3 features annotated as core and 2 features annotated as spurious for Hammer. Core features include 507, 1227, 1455. Spurious features include 765, 1062.

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.