Salient Imagenet

Class: 874 (Trolleybus), Feature: 1877

This feature is core for class Trolleybus. It is the third most important feature for class Trolleybus.

Below, we display the five Trolleybus 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 part of the trolleybus
Main Object	5	The focus of the red region in the highlighted visual attributes is on the trolleybus.
Main Object	5	Focus is on the front window and the side body of the bus, which is the main object.
Main Object	5	Focus is on the body of the trolleybus
Main Object	4	In the first, second, third and fifth images the focus is onthe front glass of the trolleybus. in the fourth image the focus is on the side of the trolleybus.

core

Related Class-Feature Pairs

Important Features for Trolleybus

There are 4 features annotated as core and 1 features annotated as spurious for Trolleybus. Core features include 392, 585, 1134, 1877. Spurious features include 1485.

Classes where Feature 1877 is among Most Important (i.e. top-5)

Feature 1877 is core for the following classes: Electric Locomotive, Railroad Car, School Bus, Tram, Trolleybus.