Machine Learning Techniques for Spam Detection in Email and IoT Platforms: Analysis and Research Challenges

Table 1

A-list of acronyms used in this article with corresponding definitions.

Acronym	Description
KNN	K-nearest neighbors
NN	Neural networks
SVM	Support vector machine
MLP	Multilayer perceptron neural network
ECML	European conference of machine learning
AI	Artificial intelligence
CART	Classification and regression tree
TF/IDF	Term frequency/inverse document frequency
PSO	Particle swarm optimization
DTM	Document term frequency
BOG	Bag of words
ML	Machine learning
NB	Naïve Bayes
NB tree	Naïve Bayes tree
LAD tree	Logistic analysis of data tree
REP tree	Reduced error pruning tree
UCI	University of California Irvine repository of machine learning databases
XML	Extensible markable language
ID3	Iterative dichotomizer 3
SOM	Self-organizing maps
DBSCAN	Density-based spatial clustering of applications with noise
ELM	Extreme learning machines
AD tree	Alternating decision tree