Mel frequency cepstral coefficient and its applications: A review

ZK Abdul, AK Al-Talabani - IEEE Access, 2022 - ieeexplore.ieee.org
Feature extraction and representation has significant impact on the performance of any
machine learning method. Mel Frequency Cepstrum Coefficient (MFCC) is designed to …

Hybrid satellite-terrestrial communication networks for the maritime Internet of Things: Key technologies, opportunities, and challenges

T Wei, W Feng, Y Chen, CX Wang… - IEEE Internet of things …, 2021 - ieeexplore.ieee.org
With the rapid development of marine activities, there has been an increasing number of
Internet-of-Things (IoT) devices on the ocean. This leads to a growing demand for high …

Hidden Markov model based drone sound recognition using MFCC technique in practical noisy environments

L Shi, I Ahmad, YJ He, KH Chang - Journal of Communications …, 2018 - ieeexplore.ieee.org
The development of drones has captured the attention of hobbyists and investors alike;
drones now have greater commercial and military applications owing to their relatively small …

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 …

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 …

Antenna Array Configuration for Reliable Communications in Maritime Environments

M Sandra, G Tian, X Cai… - 2022 IEEE 95th Vehicular …, 2022 - ieeexplore.ieee.org
The performance and reliability of wireless communications at sea are often limited by the
deep fades caused by the coherent sea surface reflection. In this paper, we show that by …

Research on Waterway Wireless Propagation Characteristics Based on Channel Measurement: Ship Moving Across vs. Moving Through

J Zhang, C Li, X Shu, W Chen - Journal of Coastal …, 2020 - meridian.allenpress.com
ABSTRACT Zhang, J.; Li, C.; Shu, X., and Chen, W., 2020. Research on waterway wireless
propagation characteristics based on channel measurement: Ship moving across vs. moving …