Cognitive Scaffold

Preparing your thinking workspace

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MENTAL MODEL · M10952

Internet of Things

Internet of Things
TechnicalHigh supportPhysics
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Updated 2026-08-13

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INTRODUCTION

English translation pending.

CORE DEFINITION

The Internet of Things connects physical objects such as appliances, vehicles, and streetlights to networks so they can sense, exchange data, and be actuated remotely. Architecturally it is described in three layers: perception, where sensors capture state; network, where data moves; and application, where processing and decisions occur, increasingly at the edge. The qualification is that connectivity is a means rather than an end, and every connected device widens the attack surface. Its significance is that the physical world becomes addressable and measurable.

SCAFFOLDING EFFECT

psychology

Reduce cognitive load

- Digitization map: list which physical states you could measure that you currently only infer. - Layer check: separate sensing, transport, and decision when diagnosing a connected system. - Exposure review: audit what a compromised device could reach before adding it to the network.

anchor

Anchor fast decisions

Sensors convert physical state into data, networks move that data to where computation is cheap, and actuators translate decisions back into physical action. Closing that loop at high frequency lets systems respond to conditions continuously rather than through periodic human inspection, which is why measurement and control improve together.

MINIMUM ACTION

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Source support: Explicit

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    en.wikipedia.orghttps://en.wikipedia.org/wiki/Internet_of_thingsZH · Explicit
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