Salient Imagenet

Class: 334 (Porcupine), Feature: 226

This feature is core for class Porcupine. It is the most important feature for class Porcupine.

Below, we display the five Porcupine 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 porcupine whose some part got focus.
Main Object	3	Red focus is on porcupine.
Main Object	4	Focus is on the sharp erectile bristles of the porcupine.
Main Object	4	Focus is on legs of porcupine
Main Object	5	Focus is on hedgehog

core

Related Class-Feature Pairs

Important Features for Porcupine

There are 5 features annotated as core and 0 features annotated as spurious for Porcupine. Core features include 85, 226, 252, 298, 666.

Classes where Feature 226 is among Most Important (i.e. top-5)

Feature 226 is core for the following classes: Echidna, Sea Urchin, Porcupine, Paintbrush, Cardoon.