Title	A Survey of Arabic Thematic Sentiment Analysis Based on Topic Modeling
Author	Seham Basabain
Citation	Vol. 21  No. 9  pp. 155-162
Keywords	Sentiment Analysis, Arabic Natural Language Processing, Topic Modeling, LDA, Language modeling

Title	Protection of Information Sovereignty as an Important Component of the Political Function of the State
Author	Halyna Zadorozhnia, Viktoriia Mykhtunenko, Hanna Kovalenko, Yurii Kuryliuk, Liubov Yurchenko, Tetiana Maslennykova
Citation	Vol. 21  No. 9  pp. 151-154
Keywords	state, politics, sovereignty, information, protection

Title	Maritime Navigation System: Technological Solutions to Ensure The Safety Of Maritime Navigation
Author	Igor Burmaka, Igor Vorokhobin, Valentin Chimshir, Oleksiy Burmaka, Iryna Smyrnova, Oleksandr Danylenko
Citation	Vol. 21  No. 9  pp. 141-150
Keywords	navigational safety, seafaring safety, navigation, sea.

Title	A Novel Method for Avoiding Congestion in a Mobile Ad Hoc Network for Maintaining Service Quality in a Network
Author	Khalid A. Alattas
Citation	Vol. 21  No. 9  pp. 132-140
Keywords	Mobile Based Ad hoc Network Systems, traffic switching, Congestion, TCP, Mobile Agents