Salient Imagenet

Class: 94 (Hummingbird), Feature: 660

This feature is core for class Hummingbird. It is the fifth most important feature for class Hummingbird.

Below, we display the five Hummingbird 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	4	Focus is on the beak of the hummingbird.
Main Object	5	It's basically encompassing the whole bird. the chest and throat are good for a hummingbird, since they often vary in color there.
Main Object	5	The main object is an hummingbird (a bird). the focus of the red region on the highlighted visual attributes is on the bird's head and body, showing its main parts. because of that, i choose that focus is on some part of the main object.
Main Object	4	The red region in the highlighted visual attributes focuses on the body part of a hummingbird.
Main Object	5	The focus is highlighting the bird's beak

core

Related Class-Feature Pairs

Important Features for Hummingbird

There are 4 features annotated as core and 1 features annotated as spurious for Hummingbird. Core features include 422, 428, 660, 1912. Spurious features include 1084.

Classes where Feature 660 is among Most Important (i.e. top-5)

Feature 660 is core for the following classes: Brambling, Goldfinch, House Finch, Junco, Indigo Bunting, American Robin, Jay, Chickadee, Bee Eater, Hummingbird, Jacamar.
Feature 660 is spurious for the following classes: Bulbul, Quail.