Introduction: a New Approach to Anomaly Detection Anomaly detection is a technique for finding important data. Decades of research has been spent on creating tools for anomaly detection with numeric data. But most data produced in the real world is not numbers—it is user names, identifiers, log statements, email addresses, URLs, access credentials, service names, file paths, timestamps, IP addresses, API paths, and a seemingly endless list of valuable data that is not a number. Non-numeric...

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