Salient Imagenet

Class: 625 (Lifeboat), Feature: 1536

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

Below, we display the five Lifeboat 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	3	Focus is on the lifeboat
Main Object	4	The main object is lifeboat whose some part got focus.
Main Object	5	All the images are fully focused on main object's body parts.
Main Object	4	Focus is on part of the boat.
Main Object	4	Focus is on hull and marking of lifeboat.

core

Related Class-Feature Pairs

Important Features for Lifeboat

There are 5 features annotated as core and 0 features annotated as spurious for Lifeboat. Core features include 76, 262, 1001, 1536, 1769.

Classes where Feature 1536 is among Most Important (i.e. top-5)

Feature 1536 is core for the following classes: Catamaran, Container Ship, Fireboat, Lifeboat, Ocean Liner, Pirate Ship, Submarine, Trimaran, Sailboat.
Feature 1536 is spurious for the following classes: Dock, Pier, Schooner.