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2d CMUT array based ultrasonic micromanipulation of particles
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)The thesis introduces a concept of combining row column addressed CMUT arrays with microfluidic channel to enable trapping and two-dimensional manipulation of micro-particles. In this work a multilayer planar resonator ... -
5G challenges : Waveform design and D2D communication
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2018)Fifth generation (5G) of communication systems is expected to satisfy a wide variety of requirements with regards to different applications. Flexibility, low latency, low power consumption are the most important ones. Using ... -
Advanced cross-layer secure communication designs for future wireless systems
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2018)Due to the inherent vulnerability of wireless transmission to eavesdropping, con- dentiality arises as a challenging issue especially for future wireless networks because of their unique requirements. To cope with this, ... -
Aerial platforms utilization for future networks
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2018)Challenges facing the next generation of communication systems include utilizing the wireless networks in the rural areas and disaster situations, as well as the requirements of high capacity services and connectivity ... -
Air-ground channel modeling and waveform containment
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)The content of this work is divided into two main parts. Part I is dedicated for characterizing Air-Ground channels. Applications using Air-Ground communications are expected to grow in the future. Low altitude phases of ... -
Aloe-vera extract as drag reducing polymer to regulate blood pressure and tissue oxygenation during hemorrhagic shock
(İstanbul Medipol Üniversitesi Sağlık Bilimleri Enstitüsü, 2019)Hemorrhagic shock is one of the most important causes of death among traumatized patients. The common treatment is replacing lost volume with colloids or crystalloids, which should never be overloaded to return blood ... -
Altitude optimization of UAVS serving as base stations using deep learning
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)It is expected that unmanned aerial vehicles (UAVs) will play a vital role in future communication systems. Optimum positioning of UAVs, serving as base stations can be done through extensive measurements or ray tracing ... -
Bioconjugated β-cyclodextrin-perfluorohexane nanocone clusters as functional agents for nanoparticle mediated histotripsy
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)Nanocone clusters (NCC) as new generation agent of nanoparticle mediated histotripsy (NMH) successfully addressed all the limitations of previously designed nanodroplets (NDs). NCC can be obtained by simply mixing of ... -
Combined network analysis and molecular dynamics simulations study for characterization of prevalent somatic mutations in breast cancer: Sf3b1 case study
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)Breast cancer has the highest incidence and mortality rates among women. The etiology of the disease has remained elusive because of complex interactions among various factors. The somatic mutations are one of such factors ... -
Compensation of mutual coupling in transmitting arrays of thin wire antennas
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)In the classical approach of antenna array theory, mutual coupling between elements is usually ignored. However, depending on the application, errors due to mutual coupling can be significant. This thesis presents a numerical ... -
A comprehensive survey on small object detection
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)The advancement in artificial intelligence and computer vision facilitates object detection for computer-based systems. Object detection is used in a wide spectrum of applications such as face detection, enforcement ... -
Computational fluid dynamics analysis in pre-surgery planning for congenital heart defect repairs
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2019)The treatment of complex congenital heart diseases (CHD) requires a careful patient-specific approach and surgical correction plan. In this thesis, a large radiological database was created to provide supportive information ... -
Computational investigation and modulation of structural and functional properties of proteins for therapeutic purposes
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)Proteins are dynamic molecules which undergo certain conformational changes to perform specific functions when needed in the cell. To have a holistic understanding of the conformational ensemble they attain one needs to ... -
Deep learning based prediction of path loss values and distributions from satellite images
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)It is critical to provide rapid deployment of robust and effective outdoor communication systems in today's world, where many seek to provide wireless connection services from aerial grids of drones and balloons, or low ... -
Deep learning model optimization for real-time smallobject detection on embedded gpus
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2021)Camera mounted drones are mostly used in surveillance applications. Most of these surveillance systems track objects in two steps; firstly, they detect and recognize targets in a scene and then track those targets in the ... -
Design of a digitally controlled ring oscillator for ADPLL
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)The digitally controlled oscillator is a commonly investigated circuitry due to its wide uses, especially in PLLs. This thesis proposes a digitally controlled ring oscillator with a sufficiently wide tuning range and fine ... -
Design of a multichannel electrophysiology amplifier and a rat behavioral paradigm for motor neuroprosthetic control
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)The development in brain-machine interfaces (BMIs) not only provided efficient solutions for the control of neuroprosthetic devices, aiming to recover motor functions lost to disease or injury, but also allows the researchers ... -
Design of a voltammetry system for in vivo measurement of dopamine concentration
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2018)Dopamine has a critical role in motor control, motor learning, reinforcement learning, cognition, attention and motivation. Consequently, the physiology of the dopaminergic system is an important and highly active research ... -
Detection of multistage Alzheimer from 4D FMRI data using deep learning
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)The application of machine learning techniques, which significantly improve the recognition of patterns in biomedical data, such as drug delivery systems and medical imaging, has emerged as one of the most important methods ... -
Developing novel radio resource management techniques for 5G and beyond
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)Application richness and the level of technological development have increased extraordinarily in the last ten years in the field of modern wireless communications. There is a need for a flexible communications infrastructure ...