What Is Deep Learning | Definition, Types, Importance and Applications

Deep mind labs. So in this blog post, we are delving into the details of what is deep learning? Discover one of the most critical technologies of the 21st century, its meanings, its implications, and such other aspects.

Understanding Deep Learning

Machines can automatically detect how to classify data based on basic examples using deep learning. As a result, they can see features in data on their own without any assistance. With its ability to process prominent features, deep learning is a powerful technique for handling unstructured data. Additionally, deep learning algorithms can be overkill when dealing with less complex problems.


What Is Deep Learning?

Deep learning is a branch of machine learning, and it is a neural network with three or more layers. Deep learning is a field in which computer algorithms learn and improve depending on their analysis. Machine learning uses the same concepts, while deep learning utilizes artificial neural networks. It is designed in such a way that it can imitate how humans learn and think. In the past, the complexity of neural networks was limited by computing power. 

The development of Big Data analytics has permitted the creation of more extensive, more sophisticated neural networks, enabling computers to observe, learn, and react. And it can perform tasks faster than normal humans do. Deep learning has improved image classification, language translation, and speech recognition. You can use deep knowledge to solve any pattern recognition problem without human intervention. Deep understanding is essential in data science, which includes statistics and predictive modeling. The ability to collect, analyze, and interpret large amounts of data is highly beneficial to data scientists. Deep learning can help to makes this process for you faster and easier.

At its most basic level, deep learning is a kind of application used for predictive analytics. The algorithms that Machine learning use are traditionally linear. Algorithms for deep learning are hierarchies of increasing complexity and abstraction.


Types of Deep Learning

Here is a quick look at some of the various types of deep learning networks. These are also the learning methods that you need to start with to understand deep learning. 


  1. Feedforward Neural Network

As a primary neural network, this type is one in which flow control occurs at the input layer and goes towards the output layer. In these networks, there is only a single layer or only a single hidden layer. The data in this network moves in a single direction, so backpropagation is not possible. To construct this network, the weights present in the input layer are added together.


  1. Radial Basis Function Neural networks

In general, the radial basis function neural networks have more than one layer, preferably two. In this kind of network, the relative is calculated from any point to center, and the same is passed towards the next layer. To avoid blackouts, power restoration systems usually use a radial basis network.


  1. Multilayer Perceptron

There are more than three layers to this network, and that is to classify data that isn’t linear. The multilayer perceptron is such a kind of network which is fully connected with every node. Speech recognition and other machine learning technologies rely heavily on these networks.


  1. Convolution Neural Network (CNN)

Typically, convolutional neural networks are used to analyze visual imagery in deep learning. CNN is one of the variations of the multilayer perceptron. It can contain more than one convolution layer, and the network is intense with fewer parameters. Convolution Neural Network is very effective for image recognition and identifying different image patterns.


  1. Recurrent Neural Network

The output of one neuron is fed back to the same node as an input in the RNN network. This is a kind of method that helps the network to predict the output easily. This kind of network helps develop the chatbot because it maintains a small amount of state. Chatbots and text-to-speech technologies use this kind of network.


  1. Sequence to Sequence models

A combination of two RNN networks is commonly used for this type of network. Sequence to Sequence models network is based on encoding and decoding. This means it has an encoder that processes the inputs and a decoder that processes the outputs. Therefore this network is used for text processing where the length of the inputted and outputted text is different.


  1. Modular Neural Network

An artificial neural network of this kind is not a single network but a combination of several small neural networks. Those sub-networks work independently to complete a common goal, and together they make an extensive neural network. These networks break significant problems and break them into pieces. They are accommodating in breaking the small-large problem into small pieces and then solving it.


Why is Deep Learning Important?

Deep learning contributes heavily to making our daily lives more convenient, and the trend will continue to grow. In today’s world, deep learning fuels a lot of automation, whether parking assistance or face recognition at the airport. 

Our world is generating an exponential amount of data today, which needs to be aggregated on a large scale, making deep learning applicable most of the time. Deep learning is the most effective way to use the abundance and variety of data. Through iterative learning models, all the information collected from these data is used to produce accurate results.

Through repeated analysis of massive datasets, errors and discrepancies are eliminated, leading to a reliable conclusion. In the future, deep learning will significantly impact both business and personal lives, and it will create many job opportunities. 


Applications of Deep Learning

Now let’s talk about deep learning application areas in our daily life. This will help to understand and advantages of deep learning and why it is essential. 


  • The healthcare industry
  • Language Translations
  • A virtual assistant
  • Visual Recognition
  • Fraud Detection
  • Demographic and Election Predictions
  • News Aggregation and Fraud News Detection
  • Generating handwritten documents automatically
  • Personalizations
  • Adding sounds to silent movies
  • Automatic Machine Translation
  • Colorisation of Black and White images
  • Photo Descriptions
  • Automatic Game Playing
  • Pixel Restoration
  • Entertainment


Deep Learning Methods

Online courses can teach you deep learning methods and applications. To get started in this sector, you need to learn programming languages. If you are interested in creating a career in the software industry, you can start learning Python.

Start with a primary computer programming language if you intend to become an expert. Get yourself a degree from a reputable university and learn Machine Learning to build your career.


Best Way to Learn Deep Learning

Even though you can learn machine language in many different ways, self-learning is the best way. Many courses are available now on the internet to help you. This will enable deep learning algorithms on your own from the very beginning without having any previous knowledge. You can also ask deep learning experts or analysts to get suggestion about learning it. Here are some online courses you can try for:


  1. Elements of AI
  2. Introduction to Artificial Intelligence 
  3. Python programming tutorials by Socratica
  4. Google’s machine learning crash course
  5. ML and Big Data analytics course
  6. Machine learning course from Stanford
  7. Machine learning with Python


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