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Pattern Recognition, Training Data and AI

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[Cornell University]


- Overview

Patterns are everything in the digital world. Patterns can be seen physically or mathematically through the application of algorithms. For example: colors on clothes, speaking patterns, etc. In computer science, patterns are represented using vector eigenvalues.

Pattern recognition (PR) is the ability of machines to identify patterns in data and then use computer algorithms to exploit these patterns to make decisions or predictions. It is an essential component of modern artificial intelligence (AI) systems.

Pattern recognition (PR) is a field that uses machine learning (ML), artificial intelligence (AI), and data analytics to identify patterns in large datasets. It has many applications, including: facial recognition, optical character recognition, computer vision, image recognition, Data mining. 

PR can be applied to: 

  • Identify and predict hidden or untraceable data
  • Classify unseen data
  • Make predictions using learning techniques
  • Identify objects at different distances
  • Categorize information
  • Improve decision-making processes


Pattern recognition (PR) is a data analysis method that uses ML algorithms to automatically recognize patterns and regularities in data. This data can be anything from text and images to sounds or other definable qualities.

PR can be used to: 

  • Recognize problems
  • Find solutions based on previous experiences
  • Learn from past mistakes and successes
  • Adapt and improve over time


Please refer to the following for more information:


- Applications of Pattern Recognition

Pattern recognition (PR) automates the process of identifying data patterns or regularities using computer algorithms

PR has many applications, including:

  • Image processing: A fundamental technology for PR, feature extraction, and classification. Image processing is a method for converting an image into a digital form.
  • Speech recognition: An auditory form of pattern recognition. An AI system picks up common spindles from audio signals and matches them with spindles stored in a database to understand the audio command.
  • Handwriting recognition: Allows a machine to automatically detect characters written in a user's handwriting.
  • Medical diagnosis: PR technology is the foundation for computer-aided diagnosis systems, which help doctors understand how to proceed with treatments.

Other applications of PR include:

  • Neural pattern recognition
  • Hybrid pattern recognition
  • Signal processing
  • Optical character recognition
  • Aerial photo interpretation
  • Genetic algorithms


- Machine Learning Pattern Recognition

Pattern recognition (PR) is a data analysis process that uses machine learning (ML) algorithms to classify input data into objects, classes, or categories based on recognized patterns, features, or regularities in data.

Deep learning (DL) and machine learning (ML) algorithms can be used to identify patterns in a process called pattern recognition (PR). PR is the process of classifying data using statistical information or prior knowledge.

In ML, PR compares incoming data against existing information stored in databases. ML algorithms help systems recognize incoming patterns and teach machines to observe the environment. 

DL models are good for complex, multi-layered patterns. Strategies include:

  • Convolutional neural networks (CNNs): For image-based patterns
  • Recurrent neural networks (RNNs): For sequential data like text or speech 


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[Beautiful Flowers - Fifi Yasmeen Cherfi]

- AI, Pattern, and Pattern Recognition

A pattern is a vaguely defined entity that can be given a name, such as fingerprint images, handwritten text, human faces, speech signals, DNA sequences. Pattern recognition involves finding similarities or patterns between smaller problems that can help us solve more complex problems.

The most notable difference between AI and Pattern Recognition is that AI focuses on the reasoning part, while Pattern Recognition focuses on observations made from any data. 

AI mainly emphasizes the modeling of human knowledge and reasoning, and then it can adapt these models to observations, whereas pattern recognition does not directly imitate knowledge and reasoning, but processes observations as they are given, and then observations must be generalized and compared with combined with existing knowledge.

The term AI is used when machines imitate human cognitive functions associated with other human minds, such as learning and problem solving. Pattern recognition is a subfield of artificial intelligence and thus focuses on identifying patterns and patterns in data.


- Neural Pattern Recognition 

Neural pattern recognition is a method that uses artificial neural networks (ANNs) to learn patterns in data. ANNs are computational systems that are modeled after the neural network architecture of the human brain. ANNs can learn to recognize patterns in many data types, including visual, audio, and textual. ANNs learn complex nonlinear input-output relations and adapt to the data. 

ANNs perform pattern recognition by learning to map inputs to outputs based on examples or rules. For example, a neural network can learn to recognize handwritten digits by analyzing images of digits and their corresponding labels. 

ANNs use neurons that mimic human decision-making to find hidden patterns in a dataset. They learn from complex and non-linear input/output relations, adapt to data, and detect patterns. 

Neural networks are currently the most popular method for pattern detection in AI pattern recognition. Pattern recognition has a large role in today's medical diagnosis, with algorithms giving results with more than 90% accuracy. 

Some examples of pattern recognition applications include: 

  • Speech recognition
  • Speaker identification
  • Multimedia document recognition (MDR)
  • Automatic medical diagnosis


[More to come ...]




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