Salient Imagenet

Class: 913 (Shipwreck), Feature: 491

This feature is spurious for class Shipwreck. It is the fourth most important feature for class Shipwreck.

Below, we display the five Shipwreck 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
Background	5	Most of the images are mainly focused on background only.
Separate Object	5	Water is not a part of the wreck
Background	5	The focus is on sea which is in the background of wreck
Separate Object	4	Focus is on the water of the ocean. not on the wreck.
Separate Object	4	Focus is on water, legs and other animals but not on the wreck

spurious

Related Class-Feature Pairs

Important Features for Shipwreck

There are 3 features annotated as core and 2 features annotated as spurious for Shipwreck. Core features include 749, 1199, 1521. Spurious features include 421, 491.

Classes where Feature 491 is among Most Important (i.e. top-5)

Feature 491 is spurious for the following classes: Stingray, Loggerhead Sea Turtle, Sea Lion, One-Piece Bathing Suit, Sarong, Snorkel, Shipwreck, Sandbar, Beach, Scuba Diver.