IEEE Systems, Man and Cybernetics Magazine - October 2020 - 10

z
FSR6

FSR5

FSR4

IMU

FSR3
o

x

o

x

g
y

FSR1

FSR2
y
(a)

(b)

IMU

(c)

(d)

Figure 1. The sensor deployment of the smart cushion and the circuit board. (a) A schematic diagram of the
sensors deployed on the base board, (b) the IMU sensor and the three-axis representation, (c) the top side of the
circuit board, and (d) the bottom side of the circuit board.

Posture and
Activity Display
Applications
A
li i

Activity Level
Assessment
3) Application Service Layer

Preprocessing, e.g., Signal
Denoise and Normalization

ARDUINO and
Pressure Sensors and Accelerometer
Posture Detection

1) Sensing Subsystem

Figure 2. An architecture of the smart cushion system.
10

Body Language
Expressions

IEEE SYSTEMS, MAN, & CYBERNETICS MAGAZINE O ctober 2020

Machine-Learning Method Used to
Decide the Posture Results

Feature Extraction and Selection
2) Recognition Subsystem



IEEE Systems, Man and Cybernetics Magazine - October 2020

Table of Contents for the Digital Edition of IEEE Systems, Man and Cybernetics Magazine - October 2020

Contents
IEEE Systems, Man and Cybernetics Magazine - October 2020 - Cover1
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IEEE Systems, Man and Cybernetics Magazine - October 2020 - Contents
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