Recent Submissions

  • Mid-wavelength infrared photodetection and surface plasmon enhancement 

    Qiu, Shupeng (2018-08-13)
    Infrared (IR) photodetectors with peak sensitivity wavelength in mid-wavelength infrared (MWIR) spectral window (3-5 μm) have attracted extensive interests due to the highest atmospheric transmission in this range. Traditional ...
  • Randomized modulation schemes for digital modulators of switched-mode DC-DC converters 

    Cui, Keer (2018-08-06)
    Conventional switched-mode dc-dc converters usually operate based on the Pulse Width Modulation scheme (PWM). Nonetheless, the frequent switching-activities of the PWM result in strong harmonics at multiples of the ...
  • Improvement of antenna performances by using ferrites and periodic structures 

    Mi, Siya (2018-07-31)
    This thesis investigates various methods to improve the performances of antennas. For different applications, the antennas are expected to have corresponding performances and characteristics. The efficiency is one of the ...
  • Control and operation of modular multilevel converters 

    Yang, Shunfeng (2018-07-27)
    The increasing trend of electrical power demands in megacities, industries and transportation requires medium- or high-voltage power electronics devices to serve as the enabling components for high power conversion, due ...
  • Optimal design and control implementation of unified power quality conditioner 

    Ye, Jian (2018-07-20)
    In the modern microgrids systems, it is essential to compensate the power quality problems in the systems to avoid the potential breakdown and damages of power system components. In order to solve all the power quality ...
  • Ultra-low power energy harvesting and power management circuits for IoT applications 

    Rawy, Karim Hany Mohamed Mohamed (2018-07-20)
    Recent progress in integrated circuits (IC) technology and design techniques, especially in ultra-low power circuits domain, has led a rapid growth of fully integrated and portable electronics within internet of things ...
  • Region-based Urban Traffic Management 

    Lentzakis, Antonios (2018-07-10)
    Quality of life in cities, especially for vehicle owners, is closely correlated with the delay experienced by drivers, a direct consequence of congestion. Costs associated with delays incurred to travelers during peak ...
  • Positive and unlabeled learning for anomaly detection 

    Zhang, Jiaqi (2018)
    Anomaly detection is of great interest to big data applications but still remains a challenging problem for machine learning-based methods. For unsupervised learning, the performance may not be satisfactory due to the lack ...
  • Modeling and optimization of thermoelectric generator for waste heat recovery 

    Ji, Dongxu (2018)
    Tremendous energy is dissipated as waste heat during industrial processes. Many waste heat recovery technologies have been proposed to convert some waste heat to useful energy. Among those waste heat recovery technologies, ...
  • Web audio tagging system 

    Teo, Sebastian Soon Chuan (2018)
    Computational Auditory Scene Analysis (CASA) is the study of auditory scene analysis (ASA) by computational means [1]. The motivation is to allow a machine to have the same capabilities of a human that can separate the ...
  • Design of interactive learning courseware for sorting algorithms 

    Gurwinder Singh (2018)
    E-learning is increasingly getting popular nowadays due to many reason. One of the reasons being convivence. Sorting algorithm is a topic taught in EE2008. Many NTU modules are switching over to online platform instead of ...
  • Tracking of real and complex sinusoids using piloted adaptive notch filter 

    Chobey, Dinesh Kumar (2018)
    In digital signal processing, frequency estimation and tracking of sinusoids in noise using adaptive notch filter is an important area of research to solve problems in radar, communications, biomedical and other related ...
  • Design of efficient and secure authentication schemes in IEEE 802.11ah networks 

    Zhang, Lyuye (2018)
    The increasing deployment of smart devices has proved that Internet of Things (IoT) is a new trend for the next era. The IEEE 802.11ah, a specification belonging to the 802.11 Wireless Local Area Network (WLAN) protocol ...
  • Color and deep learning features in face recognition 

    Lu, Ze (2018)
    Face recognition (FR) has been one of the most active research topics in computer vision for more than three decades. It has been widely applied in various practical scenarios such as access control system, massive ...
  • Cellular-resolution endoscopic optical coherence tomography and image analytics 

    Luo, Yuemei (2018)
    Coronary artery disease (CAD) and gastrointestinal (GI) cancers are among the top killers worldwide and in Singapore. Acute myocardial infarction (AMI, = heart attack), the clinical manifestation of CAD, is one of the ...
  • Heart sound segmentation 

    Peh, Qian Hui (2018)
    Cardiovascular disease is the leading cause of deaths globally. Despite having rapid medical technology advancements, the number of deaths related to cardiovascular disease has also increased over the years. In order to ...
  • Path planning for smart AGV with UWB positioning systems 

    Zhang, Yihang (2018)
    Autonomous robotic control has been becoming more and more popular in recent years and navigation is one of the popular areas. One of the significant components of navigation is localization. There are many localization ...
  • Instance-based genre-specific music emotion prediction with an EEG setup 

    Liu, Xiaoyu (2018)
    This paper explores a novel direction in music-induced emotion (music emotion) analysis – the effects of different genres on the prediction of music emotion. We aim to compare the performance of various classifiers in the ...
  • Interconnection of objects with sensing capability 

    Low, Alton Jun Xiang (2018)
    The objective of this project is to build a network of devices (also known as “Things” in this context) which utilise the mesh networking topology to simulate a typical IoT local network. The XBee S2C wireless transceiver ...
  • Robust cooperative control and optimization of multi-agent systems 

    Sun, Chao (2018)
    Multi-agent systems have been extensively studied in modern control theory due to their wide range of applications in robotics, transportation networks, and smart grid, etc. In this thesis, we investigate control and ...

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