Salient Imagenet

Class: 642 (Marimba), Feature: 1274

This feature is spurious for class Marimba. It is the third most important feature for class Marimba.

Below, we display the five Marimba 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
Separate Object	4	Focus is on human hand and arm that are not a part of or its background marimba
Separate Object	4	The focus is on people playing the marimba.
Separate Object	4	Focus is on the person who is playing the marimba.
Separate Object	4	Focus is on person, not a part of marimba
Separate Object	4	The main object is marimba but the focus is on other object.

spurious

Related Class-Feature Pairs

Important Features for Marimba

There are 3 features annotated as core and 2 features annotated as spurious for Marimba. Core features include 1149, 1244, 1359. Spurious features include 1274, 1932.

Classes where Feature 1274 is among Most Important (i.e. top-5)

Feature 1274 is spurious for the following classes: Tandem Bicycle, Chainsaw, Marimba, Miniskirt, Unicycle.