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Toplam kayıt 75, listelenen: 33-52
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Emulation techniques for small scale fading aspects of wireless channels by using reverberation chamber
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2018)Reverberation chambers (RVCs) are used to provide an effective and reliable testbed for emulating wireless channel effects in the laboratory environment. Various techniques that enrich the capabilities of the RVC in channel ... -
Eritrosit envanter yönetiminde derin pekiştirmeli öğrenme
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)Dünya çapında en yaygın olarak uygulanan tedavi yöntemlerinden birisi kan transfüzyonudur. Sağlığın korunmasında ve hayatların kurtarılmasında kan ürünlerinin doğru bir şekilde temini çok önemli bir rol oynamaktadır. Her ... -
Evaluation of dopamine signaling in the rat ventromedial striatum for varying reward proximity
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)Dopaminergic neurons play an important role in reward-mediated learning and motor control. In this work, we studied the transient changes in dopamine concentration in the ventromedial striatum (VMS) or nucleus accumbens ... -
Extending light field camera capabilities
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)A traditional camera captures an image by projecting a scene on a two-dimensional image sensor plane regardless of the direction light rays coming onto the sensor. A light field camera, in contrast, records light rays in ... -
Extracting sub-exposure images from a single capture through fourier-based optical modulation
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)Through pixel-wise optical coding of images during exposure time, it is possible to extract sub-exposure images from a single capture. Such a capability can be used for different purposes, including high-speed imaging, ... -
Finite element analysis of cervical spine & finite element modeling of knee joint
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)Finite Element (FE) analysis allows predicting the behavior of real life systems in controlled environment. In the recent decades, FE modeling has gained significant attention of the medical industry as well. There is no ... -
Fizik tedavi ve rehabilitasyon ünitesinin simülasyon yöntemi ile değerlendirilmesi
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)Sağlık sektörü içerisinde yer alan kurumların ortak amaçlarından birisi de sağlık hizmeti sunumunun kesintisiz, kaliteli ve verimli bir şekilde gerçekleştirmektir. Bu doğrultuda istenilen sağlık hizmetini sunmak için hasta ... -
FM band channel measurements and modelling
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2018)As the demand for higher data rates increases every day, the need for new frequency bands becomes more and more prominent. The FM band between 88 and 108 MHz is one of the bands that are not fully utilized. This band for ... -
Hasta güvenliği kültürü boyutlarının çok kriterli karar verme yöntemi ile değerlendirilmesi
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)Sağlık hizmeti sunumunda tıbbi hatalardan kaynaklanan ölümler hasta güvenliği kavramını beraberinde getirmiştir. Hasta güvenliğini sağlık hizmetinin hastaya zarar vermeden sağlanması olarak tanımlamak mümkündür. Hasta ... -
A high-resolution time to digital converter design for all digital phase-locked loops
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)Phase-locked loops are one of the most significant modules that are used not only for communication circuits but also in other fields like biomedical and computer sciences. There are many types of PLLs such as Analog, ... -
Image enhancement through new techniques in computational photography
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2019)Quality of a digital image depends on several factors operative during the image formation process, e.g. sensor defects, sensor dynamic range, poor spatial resolution,lens distortion, camera shake and object motion. This ... -
In silico phosphorylation-independent activation of arrestin-3 protein by means of small molecules
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2019)G protein-coupled receptors (GPCRs) are responsible for communication of the cell with its surroundings. Upon ligand binding, a set of conformational changes occurs at the GPCR, which triggers activation and dissociation ... -
An integrative gene-expression analysis of axolotl limb wound healing and regeneration
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2019)Axolotl is a member of the urodele amphibians that exhibits extraordinary regenerative and scarless wound healing capabilities, fully restoring a lost limb as well as efficiently healing a damaged one. Axolotl has recently ... -
Interference and channel control techniques for the future of wireless communications
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2020)Interference and random behavior of the propagation environment are the main impediments to serve a broad range of applications and use-cases in modern communication systems. Although conventional orthogonal multiple ... -
Investigation of the candidate tumor suppressor gene CTCF using multi-omics data mining
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)CCCTC binding factor (CTCF) is a vertebrate, 11-zinc-finger protein. This ubiquitously expressed multifunctional transcription factor can bind to a myriad of target sites in the genome. It is involved, among others, in ... -
İstanbul ilinde yağış ve sıcaklık verilerinin yenilikçi eğilim (trend) yöntemleriyle analizi
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)Dünyamızdaki hızlı nüfus artışı, bilinçsiz tüketim, betonlaşma, kaynakların sürdürülebilirliği göz önünde bulundurulmadan kullanımı ve çevre kirliği gibi pek çok faktöre bağlı olarak küresel ısınma artmakta ve iklim ... -
Mechanical analysis of spinal implants in patients with adolescent idiopathic scoliosis
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)Spinal instruments have been employed to facilitate the fusion processes in spinal surgeries and correct the misalignment of the spine. In spinal fusion, the compressive biomechanical forces applied to the models also ... -
Mutual coupling compensation in arrays and its implementation on software defined radios
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2021)Mutual coupling in antenna arrays is a classical problem that has been researched for sev eral decades. This thesis presents two different algorithms along with their experimental verification by developing two different ... -
Natural language processing analysis of comments about education on twitter during the COVID-19
(İstanbul Medipol Üniversitesi, Fen Bilimleri Enstitüsü, 2022)The emergence of COVID-19 has caused people to be unable to live their daily activities, travel, work and social interactions. Like many other sectors, students, and educators around the world face serious problems in the ... -
Neural network-based adaptive myoelectric signal classification via utilization of entropy history
(İstanbul Medipol Üniversitesi Fen Bilimleri Enstitüsü, 2017)The surface electromyography (sEMG) signals emanating from the remnant forearm muscles of transradial amputees are eligible for controlling robotic prostheses to replace the functions of the lost hand. sEMG pattern recognition ...