ISO/IEC 18038:2020 情報技術—コンピュータグラフィックス、画像処理、環境表現—混合現実と拡張現実でのセンサー表現 | ページ 6

3.1

3D object

collection of vertices in 3D space, connected by various geometric entities such as triangles, lines, curved surfaces, etc.

3.2

augmented reality

ar

interactive experience of a real-world environment whereby the objects that reside in the real world are augmented by computer-generated perceptual information

3.3

camera sensor

sensor (3.26) that detects and converts an optical image into an electronic signal

3.4

closed-circuit television

CCTV

video surveillance which uses video cameras to transmit a signal to a specific place on a limited set of monitors

3.5

chemical sensor

sensor (3.26) that can analyse and provide information about the chemical composition of its environment, that is, a liquid or a gas phase

3.6

electric sensor

sensor (3.26) that examines the change in electrical or magnetic signals based on an environmental input

3.7

environment sensor

sensor (3.26) that monitors relative ambient humidity, illuminance, ambient pressure and ambient temperature

3.8

flow sensor

sensor (3.26) for detecting the rate of fluid flow

3.9

force sensor

sensor (3.26) for force detecting resistor whose resistance changes when force or pressure is applied

3.10

globally navigation satellite system

GNSS

satellite navigation system with global coverage

3.11

globally unique identifier

GUID

unique reference number used as an identifier in computer systems

3.12

light sensor

photodetector which detects changes in quantities of optical signal

3.13

mixed and augmented reality

MAR

integration of real and virtual worlds including mixed reality (3.14) and augmented reality (3.2)

3.14

mixed reality

mr

merging of real and virtual worlds to generate new environments where physical and synthetic objects co-exist and interact

3.15

mixed reality system

system that can process mixed reality (3.14) applications with manipulation functions such as read, write, import, export, modify, display, etc.

3.16

movement sensor

detector to detect a change in position of an object relative to its surroundings or the change in the surroundings relative to an object

3.17

oxygen sensor

electronic device that measures the proportion of oxygen (O₂) in the gas or liquid being analysed

3.18

particle sensor

detector to detect, track, and/or identify high-energy particles

3.19

physical device

real device containing a sensor (3.26) which is represented by a virtual device in a virtual environment

3.20

physical sensor

Internet of things (IoT) sensor (3.26) which has the functionality of a physical device (3.19) in a 3D virtual world

3.21

position sensor

sensor (3.26) that permits position measurement

3.22

pressure sensor

sensor (3.26) that measures pressure, typically of gases or liquids

3.23

programmable logic controller

PLC

digital computer used for automation of typically industrial electromechanical processes, such as control of machinery on factory assembly lines, amusement rides, or light fixtures

3.24

proximity sensor

sensor (3.26) able to detect the presence of nearby objects without any physical contact

3.25

radio frequency identification

RFID

wireless use of electromagnetic fields to transfer data, for the purposes of automatically identifying and tracking tags attached to objects

3.26

sensor

device to detect events or changes in its environment and send the information to other electronics

3.27

sound sensor

sensor (3.26) used to detect the sound intensity of the environment

3.28

temperature sensor

sensor (3.26) to detect a change in temperature

3.30

universally unique identifier

UUID

globally unique identifier

128-bit number used to identify information in computer systems

3.32

virtual world

collection of one or more virtual reality (VR) files and other multimedia content that, when interpreted by a VR browser, presents an interactive experience to the user consistent with the author's intent

Note 1 to entry: Virtual reality (VR) is understood as an interactive computer-generated experience taking place in a synthetic and simulated environment.