Salient Imagenet

Class: 875 (Trombone), Feature: 1784

This feature is core for class Trombone. It is the second most important feature for class Trombone.

Below, we display the five Trombone 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	All five image have focus on some part of main object.
Separate Object	4	The focus is inside, the empty space of the bell of the trumpet.
Main Object	5	Focus is on the structure of the trombone
Main Object	4	The focus is on bell which is a part of trumpet
Main Object	4	Focus is on hole in a horn

core

Related Class-Feature Pairs

Important Features for Trombone

There are 5 features annotated as core and 0 features annotated as spurious for Trombone. Core features include 302, 502, 640, 1361, 1784.

Classes where Feature 1784 is among Most Important (i.e. top-5)

Feature 1784 is core for the following classes: Cornet, French Horn, Saxophone, Trombone.