Limitation of CNN

Convolutional Neural Networks (CNNs) represent a category of deep learning models specifically tailored for processing structured grid data. Because of their capacity to automatically extract hierarchical representations from input, CNNs—whose design is inspired by the visual processing found in the human brain—have emerged as a key component of deep learning.

Convolutional layers play a major role in the fundamental design of Convolutional Neural Networks (CNNs), which are used to identify hierarchical patterns in images. However, deep learning pioneer Geoffrey Hinton criticizes the widely used max-pooling procedure, which is used to down sample spatial information. Hinton refers to max-pooling as a “big mistake” because, although effective in expanding the network’s field of vision and retrieving high-level characteristics, it discards important information. The success of the pooling operation is viewed as a “disaster” because it conceals the underlying issue with the network, which is the loss of hierarchical structures and geographical relationships.

To address the shortcomings of conventional CNNs, Hinton and his colleagues proposed an alternative called Capsule Networks, which introduce capsules that maintain spatial hierarchies. This allows for better handling of pose variations, deformations, and complex spatial relationships.

Introduction to Capsule Neural Networks | ML

Capsule Neural Network also known as CapsNet is an artificial neural network (ANN) in machine learning to designed to overcome limitations of traditional convolutional neural networks (CNNs). The article explores the fundamentals, working and architecture of CapsNet.

Table of Content

  • Limitation of CNN
  • What is Capsule Neural Networks?
  • Working of a Capsule Network
  • What is Dynamic Routing?
  • Architecture of Capsule networks

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Limitation of CNN

Convolutional Neural Networks (CNNs) represent a category of deep learning models specifically tailored for processing structured grid data. Because of their capacity to automatically extract hierarchical representations from input, CNNs—whose design is inspired by the visual processing found in the human brain—have emerged as a key component of deep learning....

What are Capsule Neural Networks?

A Capsule Neural Network (CapsNet) is an artificial neural network (ANN) in machine learning designed to emulate hierarchical relationships, drawing inspiration from the organizational principles of biological neural structures. CapsNets seek to replicate the hierarchical organization observed in biological neural systems....

Working of a Capsule Network

Unlike neurons, capsules process inputs by encapsulating the result in informative vectors through an affine transformation. In contrast to neurons that work with scalars, capsules work with vectors. Steps for artificial neurons include scalar activation, sum computation, and weighted connections....

What is Dynamic Routing?

Dynamic routing in Capsule Networks involves lower capsules sending data to the most suitable parent capsule based on dot product. The parent capsule is chosen through an agreement mechanism, utilizing the highest dot product between prediction vectors from lower capsules and the weight matrix....

Architecture of Capsule networks

A kind of neural network architecture known as a capsule network (CapsNet) was created to get around some of the drawbacks of conventional convolutional neural networks (CNNs), particularly with regard to managing hierarchical relationships and perspective fluctuations. Capsule Networks’ architecture is made up of various essential elements:...

Advantages of Capsule Networks

Compared to more conventional neural network architectures like convolutional neural networks (CNNs), capsule neural networks (CapsNets) have a number of advantages. The following are some of Capsule Networks’ main benefits:...

Disadvantages of Capsule Networks

Although Capsule Neural Networks (CapsNets) have demonstrated encouraging benefits, they are not without obstacles and drawbacks:...

Applications of Capsule Networks

Since they can record hierarchical relationships in data, Capsule Networks, or CapsNets, have found applications across a wide range of domains. A few noteworthy uses are as follows:...

Frequently Asked Questions (FAQs)

1. What is Capsule Network (CapsNet)?...