Faculty of Engineering: Recent submissions
Now showing items 401-420 of 3117
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Performance analysis of multi-hop V2V VLC system under atmospheric weather conditions
(IEEE, 2022)The reliability of vehicle-to-vehicle (V2V) visible light communication (VLC) systems is affected by several environmental factors. These include the availability of the direct communication link, the transmit power budget, ... -
A comparative study on the high-temperature forming and constitutive modeling of Ti-6Al-4V
(Springer, 2022-09-28)Ti-6Al-4V alloy is often preferred for high-performance components such as aerospace components due to its superior material properties and thermal resistance. In order to produce these components in the desired geometry, ... -
Actor-critic reinforcement learning for bidding in bilateral negotiation
(TÜBİTAK, 2022)Designing an effective and intelligent bidding strategy is one of the most compelling research challenges in automated negotiation, where software agents negotiate with each other to find a mutual agreement when there is ... -
Path selection for relay-assisted underwater visible light communication systems
(IEEE, 2022)In this paper, we consider underwater visible light communication (UVLC) system with M parallel relaying paths where each path has N decode-and-forward (DF) relays. One path (not necessarily the best one) out of M paths ... -
Aerosol attenuation model for high altitude UAV-based FSO links
(IEEE, 2022)Free space optical (FSO) communication is well positioned to address connectivity needs in ground-UAV, inter-UAV and UAV-ground links. An accurate performance analysis of airborne FSO links requires the use of proper path ... -
Classifying LPI radar waveforms with time-frequency transformations using multi-stage CNN system
(IEEE, 2022)As the number of radar waveforms in the cognitive electronic warfare applications increases, individual detection and classification performances of each waveform vary furthermore due to their different characteristics. ... -
A simplified guide on BIM integration to mitigate facilities management risks of modular construction projects
(Springer, 2022)Building Information Modelling (BIM) has been upscaling throughout the years being highly interoperable. In modular construction, projects have limited scope for alterations at later stages because of exorbitant costs. It ... -
Review of uncertainties in building characterization for urban-scale energy modeling
(Springer, 2022)Bottom-up modeling appears to be a suitable approach for the urban-scale building energy performance assessment with providing valuable inferences on the complicated building energy patterns and helping authorities ... -
Bit-error-rate performance of an underwater wireless optical link under misalignment and turbulence effects
(IEEE, 2022)Underwater wireless optical communication (UWOC) links are highly susceptible to the degrading effects of oceanic turbulence and beam misalignment. In this paper, considering a silicon photo-multiplier at the receiver, we ... -
BoB: Bandwidth prediction for real-time communications using heuristic and reinforcement learning
(IEEE, 2023)Bandwidth prediction is critical in any Real-time Communication (RTC) service or application. This component decides how much media data can be sent in real time. Subsequently, the video and audio encoder dynamically adapts ... -
Could head motions affect quality when viewing 360° videos?
(IEEE, 2023-04-01)Measuring quality accurately and quickly (preferably in real time) when streaming 360° videos is essential to enhance the user experience. Most quality-of-experience metrics have primarily used viewport quality as a simple ... -
On the use of machine learning for predicting defect fix time violations
(Science and Technology Publications, 2022)Accurate prediction of defect fix time is important for estimating and coordinating software maintenance efforts. Likewise, it is useful to predict whether or not the initially estimated defect fix time will be exceeded ... -
Current balancing circuit design for parallel LED strings in QDOT high bright TV with dual-transformer LLC resonant topology
(IEEE, 2022)New LED technologies demand slim designs with increased backlight power. When the parallel-connected LED strings are driven by multiple transformers, the magnetic coupling difference and the LED string voltage difference ... -
Optimal battery sizing & dispatch model for transformer loss reduction: A new local service
(IEEE, 2022)The possible services of batteries are expanding within the scope of transforming electricity networks. In this study, the potential of batteries to increase transformer efficiency is revealed. It is aimed to maximize the ... -
Real-time implementation of an underwater quantum key distribution system
(IEEE, 2022)As threats in the maritime domain diversify, securing data transmission becomes critical for underwater wireless networks designed for the surveillance of critical infrastructure and maritime border protection. This has ... -
Application of friction stir spot welding on additive manufactured carbon fiber composite
(Trans Tech Publications Ltd, 2022)Friction stir spot welding as a solid state processing technique is used to join dissimilar and similar metals, composites and polymers. This study illustrates the implementation of friction stir spot welding (FSSW) on ... -
Adaptive shared control with human intention estimation for human agent collaboration
(IEEE, 2022)In this paper an adaptive shared control frame-work for human agent collaboration is introduced. In this framework the agent predicts the human intention with a confidence factor that also serves as the control blending ... -
Effect of boronizing and WC coating on the high temperature mechanical behavior of AISI 321 stainless steel
(Trans Tech Publications Ltd, 2022)In the current paper, the effect of two different coating techniques of boronizing and tungsten carbide (WC) coating on the room and high temperature tensile behavior of the AISI 321 stainless steel were investigated. ... -
Hybrid CPU-GPU acceleration of a multithreaded image stitching algorithm
(IEEE, 2022)Real-time image stitching is critical, especially in un-manned aerial vehicles, and its acceleration has received attention in recent years. This paper describes an image stitching acceleration scheme for heterogeneous ... -
Neural network based digital pre-distorter design for DCO-OFDM visible light communications
(IEEE, 2022)Direct current biased optical orthogonal frequency division multiplexing (DCO-OFDM) is an appealing modulation scheme for reliable, high-speed optical transmissions and foreseen to be used in the upcoming IEEE 802.11bb ...
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