Recent technological developments pave the path for deep learning-based techniques to be used in almost every domain of life. The precision learning make it possible these medical field classification and detection various diseases. Recently, coronavirus (COVID-19) pandemic has put a lot pressure on health system all around world. diagnosis COVID-19 is by PCR testing imagining. Since highly contagious, using chest X-ray considered safe situations. In this study, technique proposed classify...

The maritime industry is undergoing rapid digital transformation, with Maritime Autonomous Surface Ships (MASS) at the forefront, introducing unprecedented cybersecurity challenges. This study addresses critical research gaps by identifying high-risk equipment based on international classification society standards and proposing a framework to analyze mitigate vulnerabilities in MASS environments. Eight attack scenarios were designed using MITRE ATT&CK ICS framework, most scenario validated...

The Medium Access Control (MAC) layer protocol is the most important part of any network, and considered to be a fundamental that aids in enhancing performance networks communications. However, MAC protocol’s design for underwater sensor (UWSNs) has introduced various challenges. This due long acoustic propagation delay, high mobility, low available bandwidth, error probability. These unique channel characteristics make contention-based protocols significantly more expensive than other...

Recognition of dynamic hand gestures in real-time is a difficult task because the system can never know when or from where gesture starts and ends video stream. Many researchers have been working on vision-based recognition due to its various applications. This paper proposes deep learning architecture based combination 3D Convolutional Neural Network (3D-CNN) Long Short-Term Memory (LSTM) network. The proposed extracts spatial-temporal information sequences input while avoiding extensive...

Cyber-attacks have become commonplace in the world of Internet. The nature cyber-attacks is gradually changing. Early were usually conducted by curious personal hackers who used simple techniques to hack homepages and steal information. Lately, cyber attackers started using sophisticated cyber-attack that enable them retrieve national confidential information beyond theft or defacing websites. These advanced can disrupt critical infrastructures a nation. Much research regarding has been...

From the coverage and connectivity perspective, a wide range of applications in wireless sensor networks rely on node deployment algorithms to accomplish their functionalities. This is especially great significance when nodes are mobile can autonomously move appropriate locations provide optimal or near-optimal coverage. In this article, we review state art proposed for blanket networks. To this, first discuss challenges impact network performance from different perspectives. Afterwards,...

An underwater sensor network (UWSN) has recently attracted considerable attention due to its ability discover and monitor the aquatic environment. However, acoustic communication posed several inherent characteristics, such as high latency, low available bandwidth, bit error rate. These unique characteristics have made contention-based medium access control (MAC) protocols inefficient for UWSNs. They are most expensive not effective they in terrestrial networks. Through this principle, a...

Employing contention-based medium access control (MAC) protocols in underwater sensor networks (UWSNs) is typically costly. This due to the unique characteristics of acoustic channels, such as long propagation delay, limited bandwidth, and high bit error rate. As a consequence, (handshaking random access-based) MAC do not perform efficiently expected. The collision-free approach therefore considered achieve performance by avoiding collisions at layer order improve energy efficiency,...

Underwater Sensor Networks (UWSNs) utilise acoustic waves with comparatively lower loss and longer range than those of electromagnetic waves. However, energy remains a challenging issue in addition to long latency, high bit error rate, limited bandwidth. Thus, collision retransmission should be efficiently handled at Medium Access Control (MAC) layer order reduce the cost also improve throughput fairness across network. In this paper, we propose new reservation-based distributed MAC protocol...

Underwater Sensor Network (UWSN) is significantly different from terrestrial network in that acoustic signal mainly used as the communication medium. The imposes high bit error rate, limited bandwidth and long propagation delay which, to some extent, influences design of various services UWSNs. MAC protocol, however, one protocols which has been completely affected by unique features underwater environment. For UWSNs, energy-efficiency now a major concern due difficulties replacing or...

Employing contention-based MAC protocols in underwater sensor networks are typically costly. This is mainly due to the unique characteristics of its acoustic channels such as long propagation delay, high bit error rate, and limited bandwidth. As a consequence, handshake-based random access-based do not perform well expected. The collision-free approach therefore considered achieve better performance by efficiently addressing spatial-temporal uncertainty, hidden/exposed terminal problems,...

Recently, smart cities have increasingly been experiencing an evolution to improve the lifestyle of citizens and society. These emerge from innovation information communication technologies (ICT) which are able create a new economic social opportunities. However, there several challenges regarding our security expectation privacy. People already involved interconnected by using phones other appliances. In many cities, energy meters, devices, appliances recently standardized. Full...

Underwater Sensor Networks (UWSN) utilise acoustic waves with comparatively lower loss and longer range in underwater environment than electromagnetic waves. However, energy remains a challenging issue addition to long latency, high bit error rate, limited bandwidth. Thus, collision retransmission should be efficiently handled at MAC layer order reduce the cost also improve throughput fairness across network. In this paper, we therefore propose new reservation-based distributed protocol,...

The design of Medium Access Control (MAC) protocols for UWSNs poses many challenges because their long propagation delay, high mobility, limited bandwidth, and bit error rate.Due to these unique acoustic channel characteristics, most contention-based MAC are costly.Thus, collisions retransmissions should be efficiently handled at the layer in order reduce energy cost improve throughput fairness across network.As a consequence, they do not perform as achieved performance terrestrial...

Underwater sensor networks (UWSNs) are effective tools for discovering and observing the underwater environment. Due to unique characteristics of its acoustic channels such as long propagation delay, limited bandwidth, high bit error rate, most contention-based Media Access Control (MAC) protocols usually costly. As a result, both MAC with without RTS/CTS schemes do not perform efficiently their achieved performance in terrestrial networks. A collision-free approach is increasingly...

Underwater sensor networks (UWSNs) have recently attracted much attention due to their ability discover and monitor the aquatic environment. However, acoustic communication has posed some significant challenges, such as high propagation delay, low available bandwidth, bit error rate. Therefore, proposing a cross-layer protocol is of importance field integrate different functionalities (i.e, an interaction between data link layer network layer) interact in more reliable flexible manner...

In this paper, a novel Cross-Layer Mobile Data gathering (CLMD) scheme for Underwater Sensor Networks (UWSNs) is presented to improve the performance with cross-layer design in MAC and routing layer. CLMD develops distributed mobile data solution that allows multiple sensors efficiently fairly share bandwidth-limited high-delay underwater acoustic medium aggregate packets group of cluster heads which are visited by Autonomous Vehicle (AUV) periodic tours. The network lifetime prolonged...

Corona is a viral disease that has taken the form of an epidemic and causing havoc worldwide after its first appearance in Wuhan state China December 2019. Due to similarity initial symptoms with fever, it challenging identify this virus initially. Non-detection at early stage results death patient. Developing densely populated countries face scarcity resources like hospitals, ventilators, oxygen, healthcare workers. Technologies Internet Things (IoT) artificial intelligence can play vital...