Salient Imagenet

Class: 671 (Mountain Bike), Feature: 191

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

Below, we display the five Mountain Bike 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 on the sturdy frame of mountain bike
Main Object	5	Focus is on some part of the mountain bike.
Main Object	4	Focus is on the frame of the bicycle- shown by highlight and amplified.
Main Object	5	The focus of the red region in the highlighted visual attributes is on mountain bike.
Main Object	5	Focus is on the part of mountain bike

core

Related Class-Feature Pairs

Important Features for Mountain Bike

There are 5 features annotated as core and 0 features annotated as spurious for Mountain Bike. Core features include 62, 101, 191, 348, 757.

Classes where Feature 191 is among Most Important (i.e. top-5)

Feature 191 is core for the following classes: Mountain Bike.
Feature 191 is spurious for the following classes: Tandem Bicycle.