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Class: 776 (Saxophone), Feature: 1361

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

Below, we display the five Saxophone 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 highlighting the saxophone
Main Object	5	Focus is on saxophone
Main Object	5	Focus is on the structure of sax
Main Object	5	Focus is on the keys and long neck of the saxophone.
Main Object	4	Focus is on the handkeys of the saxophone.

core

Related Class-Feature Pairs

Important Features for Saxophone

There are 4 features annotated as core and 1 features annotated as spurious for Saxophone. Core features include 640, 1104, 1361, 1784. Spurious features include 202.

Classes where Feature 1361 is among Most Important (i.e. top-5)

Feature 1361 is core for the following classes: Stick Insect, Bassoon, Cello, Flute, Letter Opener, Oboe, Saxophone, Trombone, Violin.