Cluster 0

• Mobile Web
• Wi-Fi
• Broadband
• Internet
• 4G
• 3G
• Mobile phone

Cluster 1

• Video game console
• Cassette tape
• DVD
• Compact disc

Cluster 2

• Mobile app
• Smartphone
• Central processing unit
• Personal computer
• macOS
• Microsoft Windows
• Flash memory
• Calculator

Cluster 3

• Self-driving car
• Machine vision
• Artificial heart
• Touchscreen
• E-commerce
• Global Positioning System
• Electric battery
• Camera
• Prosthesis
• CT scan
• Webcam
• Nanotechnology
• Digital humanities

Cluster 4

• Email
• Email

Cluster 5

• Cloud computing
• Cloud storage
• OpenStack

Cluster 6

• Fiber-optic communication
• Optical fiber

Cluster 7

• Biotechnology
• Genetic engineering

Cluster 8

• Speech recognition
• Machine translation
• Natural language processing
• Artificial intelligence
• Artificial neural network

Cluster 9

• Cryptocurrency
• Blockchain