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 …

Smartphone based traffic state detection using acoustic analysis and crowdsourcing

D Vij, N Aggarwal - Applied Acoustics, 2018 - Elsevier
Abstract Typically an Intelligent Transportation System (ITS) employs various types of
infrastructure-based technologies into vehicles and roadways for monitoring traffic. But these …

[책][B] Spline and spline wavelet methods with applications to signal and image processing

Since their introduction in the pioneering work by Schoenberg [75], splines have become
one of the powerful tools in Mathematics [2, 47, 76, 77, 95] and in computer-aided geometric …

Time–frequency analysis based robust vehicle detection using seismic sensor

R Ghosh, A Akula, S Kumar, HK Sardana - Journal of Sound and Vibration, 2015 - Elsevier
This paper presents a robust time–frequency approach based on pseudo-Wigner–Ville
distribution assisted Rényi entropy (PWVD-RE) for vehicle detection. Seismic sensors are …

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 …

A diffusion framework for detection of moving vehicles

A Schclar, A Averbuch, N Rabin, V Zheludev… - Digital Signal …, 2010 - Elsevier
We introduce a novel real-time algorithm for automatic acoustic-based vehicle detection.
Commonly, surveillance systems for this task use a microphone that is placed in a target …

Acceleration-based deep learning method for vehicle monitoring

Y Zhu, H Sekiya, T Okatani, I Yoshida… - IEEE Sensors …, 2021 - ieeexplore.ieee.org
An automatic vehicle monitoring system can provide supports not only for intelligent
transportation systems, but also for bridge weigh-in-motion (BWIM) systems, which use …

Acoustic detection and classification of river boats

A Averbuch, V Zheludev, P Neittaanmäki, P Wartiainen… - Applied Acoustics, 2011 - Elsevier
We present a robust algorithm to detect the arrival of a boat of a certain type when other
background noises are present. It is done via the analysis of its acoustic signature against …

Universal background modeling for acoustic surveillance of urban traffic

S Ntalampiras - Digital Signal Processing, 2014 - Elsevier
Traffic congestion in modern cities is an increasing problem having significant
consequences in our daily lives. This work proposes a non-intrusive, passive monitoring …