Abstract: Objective. Photoplethysmography (PPG) technology is the basis of most wearable cardiovascular health monitoring devices. PPG-based monitoring typically uses heart rate (HR) analysis.
Description: 👉 Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, ...
Note July 6th 2025: this post’s original title was “A list is a monad”. It has been changed to “List is a monad”. Note Sept 13 2025: this post has been revised based on the feedback from the Hacker ...
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