How Brains Spot Patterns and AI Anomaly Detection
Chapter 1

Spotting the odd one out

Chapter 2

Guardians of the digital grid

Chapter 3

The double-edged sword of the unusual

YOUR GOAL

Master of Finding the needle in the digital haystack

Ch 1 · Spotting the odd one out
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007skaty The Isolation Forest algorithm identifies lonely data points.

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007skaty Cosmic Anomaly Hunting

A hundred million images across the starry sky, AI spots the cosmic wild cards drifting by!

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To recognize the unusual, we must first master the familiar.

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007skaty How autoencoder neural networks learn to recognize normal images

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Finding the lonely data points

007skaty Random partitioning separates data points, leaving lonely anomalies on the outer edges under the 2008 Isolation Forest algorithm.

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Teaching machines to see normal

007skaty A glowing holographic diagram illustrates a neural network detecting anomalies in visual data.

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Spot the Glitch
BETA

007skaty Spot the glitch in each system to learn how AI detects anomalies.

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Fun Fact

AI space discoveries: In 2020, an AI anomaly detection algorithm analyzed data from the Kepler space telescope and discovered two new exoplanets that human astronomers had completely missed.

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Glossary
anomaly (noun)
Something that deviates from what is standard, normal, or expected. Singapore's DBS Bank utilizes machine learning to flag suspicious card transactions occurring in unusual geographical locations.

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Gossip

Which superpower would you prefer?

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Quiz

What is the main difference between supervised and unsupervised anomaly detection?

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007skaty How the human brain recognizes patterns and visual anomalies.

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Quiz

What do we call a data point that is extremely distant from all other data points?

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007skaty Computers hunt for digital anomalies using supervised and unsupervised machine learning

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Quiz

How does an autoencoder neural network identify an anomaly?

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Quiz

What happens to the reconstruction error when an autoencoder processes an anomaly?

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Quiz

Which algorithm isolates anomalies by randomly partitioning data points?

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Quiz

In what year was the highly efficient Isolation Forest algorithm first proposed?

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Quiz

Why did early humans naturally develop strong anomaly detection skills?

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Quiz

What is the primary goal of AI anomaly detection?

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