What Is Machine Learning?
?? James Kunkle, PCS
Seal For Life Industries, Business Development Manager | Protective Coatings Specialist (PCS) | Host, "Coatings Talk” Content Series | Host, "Digital Revolution" Content Series | Vodcaster | Podcaster | LIVE Streamer
Machine learning is a dynamic field at the intersection of computer science and statistics, where algorithms and models are designed to enable computers to learn from data and improve their performance over time. Unlike traditional rule-based programming, where explicit instructions are provided, machine learning systems learn patterns and make predictions by analyzing large datasets.
These systems adapt and evolve based on experience, making them particularly powerful in handling complex tasks such as image recognition, natural language processing, and recommendation systems. As the volume of data continues to grow exponentially, machine learning plays a pivotal role in shaping the future of technology and transforming various industries.
The goal of machine learning is to understand the structure of data and fit that data into models that can be understood and utilized by people. Machine learning is used in a wide range of applications, including facial recognition technology, optical character recognition (or OCR), recommendation engines, and self-driving cars.
In this article, I’ll explore the common machine learning methods of supervised and unsupervised learning, and common algorithmic approaches in machine learning, including the k-nearest neighbor algorithm, decision tree learning, and deep learning. I'll also discuss biases that are perpetuated by machine learning algorithms and consider what can be kept in mind to prevent these biases when building algorithms.
Before I get deep into the weeds of this topic, let me cover the benefits of machine learning. Businesses can benefit from machine learning in many ways. Here are some of the benefits:
In Supervised Learning, the algorithm is trained on a labeled dataset, where the input data is paired with the corresponding output data. The goal of supervised learning is to learn a mapping function that can predict the output for new input data. The algorithm is trained using a set of input-output pairs, and the goal is to learn a function that can map new inputs to outputs with high accuracy.
In Unsupervised Learning, the algorithm is trained on an unlabeled dataset, where the input data is not paired with any corresponding output data. The goal of unsupervised learning is to learn the underlying structure of the data, such as patterns or relationships between the data points. The algorithm is not given any specific output to predict, but instead must find patterns or relationships in the input data on its own.
To sum up what I just said, the main difference between supervised and unsupervised learning is that supervised learning is used when the output data is known, while unsupervised learning is used when the output data is unknown. Supervised learning is used for classification and regression tasks, while unsupervised learning is used for clustering and dimensionality reduction tasks.
Now let’s talk about common algorithmic approaches in machine learning. There are many algorithmic approaches in machine learning, each with its own strengths and weaknesses. Here are some of the most common ones:
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These are just a few examples of the many algorithmic approaches in machine learning. Each algorithm has its own strengths and weaknesses, and the choice of algorithm depends on the specific problem being solved.
Machine learning algorithms can perpetuate biases in many ways. One of the most common ways is through biased data. If the data used to train a machine learning algorithm is biased, the algorithm will learn and perpetuate that bias. For example, if a facial recognition algorithm is trained on a dataset that is predominantly male and white, it may not perform as well on people who are female or non-white.
Another way that machine learning algorithms can perpetuate bias is through algorithmic bias. This occurs when the algorithm itself is biased, either due to the way it was designed or the data it was trained on. For example, an algorithm designed to predict future criminals may be biased against certain groups of people, such as people of color or people from low-income backgrounds.
Finally, machine learning algorithms can perpetuate bias through feedback loops. If the output of a machine learning algorithm is used to make decisions that affect people, those decisions can create feedback loops that reinforce existing biases. For example, if a hiring algorithm is biased against women, it may recommend fewer women for jobs, which in turn reinforces the idea that women are less qualified for those jobs. It is important to be aware of these biases and take steps to mitigate them when designing and using machine learning algorithms.
Now to prevent biases when building algorithms for machine learning, here are some things to keep in mind:
These are just a few examples of a number of things that can be done to prevent biases when building algorithms for machine learning. It is important to be aware of these issues and take steps to mitigate them when designing and using machine learning algorithms.
Thank you for reading this edition of "The Digital Revolution Articles". I hope you enjoyed this edition on “What Is Machine Learning?” and you gained valuable insights. If you found this article informative, please share it with your friends and colleagues, leave a like and/or post a comment, or consider join the Digital Revolution community on LinkedIn Groups follow us on social media. Your feedback is important to us and helps me improve my published content. Stay tuned for NEW editions, where I will continue to explore the latest trends and insights in digital transformation. Viva la Revolution!
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