Salient Imagenet

Class: 81 (Ptarmigan), Feature: 2021

This feature is core for class Ptarmigan. It is the third most important feature for class Ptarmigan.

Below, we display the five Ptarmigan 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	4	The main object is ptarmigan whose some part got focus.
Main Object	5	All the images are mainly focused on main object's body parts.
Main Object	5	Focus is on neck of ptarmigan
Main Object	4	Focus is on neck of ptarmigan
Main Object	2	Focus is on the bird

core

Related Class-Feature Pairs

Important Features for Ptarmigan

There are 4 features annotated as core and 1 features annotated as spurious for Ptarmigan. Core features include 317, 1236, 1297, 2021. Spurious features include 820.

Classes where Feature 2021 is among Most Important (i.e. top-5)

Feature 2021 is core for the following classes: Ptarmigan, Ruffed Grouse, Beer Bottle, Soda Bottle, Soap Dispenser, Whiskey Jug, Wine Bottle.