Title	Slangs and Short forms of Malay Twitter Sentiment Analysis using Supervised Machine Learning
Author	Cheng Jet Yin, Zakiah Ayop, Syarulnaziah Anawar, Nur Fadzilah Othman, and Norulzahrah Mohd Zainudin
Citation	Vol. 21  No. 11  pp. 294-300
Keywords	Na?ve Bayes; Random Forest; Supervised Machine Learning; Twitter

Title	A Survey of Application Layer Protocols of Internet of Things
Author	Nawab bibi, Faiza Iqbal, Salwa Muhammad Akhtar, Rabia Anwar, Shamshad bibi
Citation	Vol. 21  No. 11  pp. 301-311
Keywords	Internet of Things (IoT), Application layer protocols, MQTT, CoAP, XMPP, AMQP.

Title	Enhanced Hybrid XOR-based Artificial Bee Colony Using PSO Algorithm for Energy Efficient Binary Optimization
Author	Yakubu S. Baguda
Citation	Vol. 21  No. 11  pp. 312-320
Keywords	Swarm intelligence, artificial bee colony, binary optimization, PSO, convergence, computational complexity

Title	Review of Biometrics-Based Authentication Techniques in Mobile Ecosystem
Author	Fatimah Al-Jarba and Mohammed Al-Khathami
Citation	Vol. 21  No. 11  pp. 321-327
Keywords	Mobile phone; User authentication; Biometrics; Face recognition