Salient Imagenet

Class: 414 (Backpack), Feature: 1751

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

Below, we display the five Backpack 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 the zip of the backpack.
Main Object	5	Focus is on the top edges and front pouch of the backpack.
Main Object	4	The main object is backpack whose some part got focus.
Main Object	4	Focus is on the chains and the surface of the backpack.
Main Object	5	Focus is on some part of backpack.

core

Related Class-Feature Pairs

Important Features for Backpack

There are 5 features annotated as core and 0 features annotated as spurious for Backpack. Core features include 1172, 1627, 1665, 1751, 1923.

Classes where Feature 1751 is among Most Important (i.e. top-5)

Feature 1751 is core for the following classes: Backpack, Car Mirror, Toaster.