Salient Imagenet

Class: 677 (Metal Nail), Feature: 1062

This feature is core for class Metal Nail. It is the most important feature for class Metal Nail.

Below, we display the five Metal Nail 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	The focus is totally on the multiple nails.
Main Object	4	Focus is on background which is not part of nail
Main Object	4	Focus is on structure of nail
Main Object	5	Focus is on middle part of nail
Main Object	5	Some images focus on nails

core

Related Class-Feature Pairs

Important Features for Metal Nail

There are 4 features annotated as core and 1 features annotated as spurious for Metal Nail. Core features include 768, 1062, 1635, 1654. Spurious features include 1747.

Classes where Feature 1062 is among Most Important (i.e. top-5)

Feature 1062 is core for the following classes: Ballpoint Pen, Tool Kit, Fountain Pen, Metal Nail, Screw, Screwdriver, Syringe.
Feature 1062 is spurious for the following classes: Hammer.