3D optimal surveillance trajectory planning for multiple UAVs by using particle swarm optimization with surveillance area priority

H Teng, I Ahmad, A Msm, K Chang - IEEE Access, 2020 - ieeexplore.ieee.org
The use of the unmanned aerial vehicle (UAV) has been regarded as a promising technique
in both military and civilian applications. However, due to the lack of relevant laws and …

Classification, positioning, and tracking of drones by HMM using acoustic circular microphone array beamforming

J Guo, I Ahmad, KH Chang - EURASIP Journal on Wireless …, 2020 - Springer
This paper addresses issues with monitoring systems that identify and track illegal drones.
The development of drone technologies promotes the widespread commercial application of …

SVM-based drone sound recognition using the combination of HLA and WPT techniques in practical noisy environment

Y He, I Ahmad, L Shi, KH Chang - KSII Transactions on Internet and …, 2019 - koreascience.kr
In recent years, the development of drone technologies has promoted the widespread
commercial application of drones. However, the ability of drone to carry explosives and other …

UAVs path planning by particle swarm optimization based on visual-SLAM algorithm

UA Mughal, I Ahmad, CJ Pawase… - Intelligent Unmanned Air …, 2022 - Springer
Intelligent 3-D path planning is a crucial aspect of an unmanned aerial vehicle's (UAVs)
autonomous flight system. In this chapter, we propose a two-step centralized system for …

Mission-critical user priority-based cooperative resource allocation schemes for multi-layer next-generation public safety networks

I Ahmad, KH Chang - Physical communication, 2020 - Elsevier
Abstract The Republic of Korea became the first country in the world to have next-generation
long term evolution (LTE) public safety networks, and South Korea's evolution in critical …

Downlink power allocation strategy for next-generation underwater acoustic communications networks

I Ahmad, KH Chang - Electronics, 2019 - mdpi.com
The increasing interest in next-generation underwater acoustic communications networks is
due to vast investigation of oceans for oceanography, commercial operations in maritime …

Random Access Optimization With Generative Adversarial Networks in Industrial IoT Using Deep Deterministic Policy Gradient Approach

I Ahmad, R Narmeen, MW Aftab… - IEEE Open Journal …, 2024 - ieeexplore.ieee.org
To ensure extensive connectivity for a large number of Internet of Things (IoT) devices, there
is a critical need for effective random access (RA). However, the substantial number of IoT …