ICTs	Information Communication Technologies
IoT	Internet of Things
WSNs	Wireless Sensor Networks
RFID	Radio Frequency Identification
DAQ	Data Acquisition Device
RF	Radio Frequency
OPC-UA	Open Platform Communications Unified Architecture
SQL	Structured Query Language database
CPS	Cyber–Physical System
MES	Smart Manufacturing Execution System
IPv6	Internet Protocol Version 6
MQTT	MQ Telemetry Transport
SOAP	Simple Object Access Protocol
REST	Representational State Transfer
SCADA	Supervisory Control And Data Acquisition
ODBC	Open Database Connectivity
DDE	Dynamic Data Exchange
RS232	Recommended Standard 232
HART	Highway Addressable Remote Transducer
API	Application Programming Interface
HTTP	Hypertext Transfer Protocol
LE	Low Energy
NFC	Near-Field Communications
LPWAN	Low-Power Wide-Area Network
LoRa	Low Range
NB-IoT	Narrowband IoT
CNC	Computerised Numerical Control
TCP/IP	Transmission Control Protocol/Internet Protocol
UHF	Ultra-High Frequency
IIoT	Industrial Internet of Things
DDBS	Distributed Database System
UHF	Ultra-High Frequency
IIoT	Industrial Internet of Things
DDBS	Distributed Database System
HDFS	Hadoop Distributed File System
COSMOS	C Open Source Managed Operating System
GFS	Google File System
PDU	Protocol Data Unit
DBMS	Database Management Systems
OLTP	Online Transaction Processing
RDBMS	Relational Database Management Systems
DO-SS	Document-Oriented Storage System
OO-SS	Object-Oriented Storage System
SDHC	Software-Defined Hybrid Cloud
ISO	International Organization for Standardization
VDI	Verein Deutscher Ingenieure
AE	Acoustic Emission
MCSA	Motor Current Signature Analysis
PCA	Principal Component Analysis
mRMR	minimal Redundancy–Maximum Relevance
CRISP	Cross-Industry Standard Process for Data Mining
SVM	Support Vector Machine
DCNN	Deep Convolutional Neural Network
GNB	Gaussian Naive Bayes
DNN	Deep Neural Networks
WPD	Wavelet Package Decomposition
RFE	Recursive Feature Elimination
PKFA	Probabilistic Kernel Factor Analysis