Browsing Teknik Bilimler Meslek Yüksekokulu / Vocational School of Technical Sciences by Issue Date
Now showing items 1-20 of 31
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Comparison of SVM and ANFIS for Snore Related Sounds Classification by Using the Largest Lyapunov Exponent and Entropy
(,2013, 2013)Snoring, which may be decisive for many diseases, is an important indicator especially for sleep disorders. In recent years, many studies have been performed on the snore related sounds (SRSs) due to producing useful results ... -
Timing studies of X Persei and the discovery of its transient quasi-periodic oscillation feature
(2014)We present a timing analysis of X Persei (X Per) using observations made between 1998 and 2010 with the Proportional Counter Array (PCA) onboard the Rossi X-ray Timing Explorer (RXTE) and with the INTEGRAL Soft Gamma-Ray ... -
Optimization of Waiting and Journey Time in Group Elevator System Using Genetic Algorithm
(2014)Efficient elevator group control is an important issue for vertical transportation in high-rise buildings. From the engineering design perspective, regulation of average waiting time and journey time while considering ... -
A Novel Approach for Estimating Heat Transfer Coefficients of Ethylene Glycol-Water Mixtures
(2014)Ethylene glycol-water mixtures (EGWM) are vital for cooling engines in automotive industry. Scarce information is available in the literature for estimating the heat transfer coefficients (HTC) of EGWM using knowledge-based ... -
An OFDM throughput analysis for cognitive radio application in contiguous or noncontiguous TV white spaces
(2015)Radio frequency spectrum is a finite and scarce resource. Efficient use of the radio frequency spectrum is a fundamental research issue. Since a large portion of the assigned radio frequency spectrum is used only sporadically, ... -
Slot Parameter Optimization for Multiband Antenna Performance Improvement Using Intelligent Systems
(2015)This paper discusses bandwidth enhancement for multiband microstrip patch antennas (MMPAs) using symmetrical rectangular/square slots etched on the patch and the substrate properties. The slot parameters on MMPA are modeled ... -
A Simple Population Based Hybrid Harmonic Estimation Algorithm
(2016)This paper presents a new hybrid algorithm for harmonic estimation. The algorithm combines a simple fast population based search algorithm with Least Squares Method. It is based on the structural property of the harmonic ... -
The LOFT mission concept - A status update
(2016)The Large Observatory For x-ray Timing (LOFT) is a mission concept which was proposed to ESA as M3 and M4 candidate in the framework of the Cosmic Vision 2015-2025 program. Thanks to the unprecedented combination of effective ... -
Reduced Graphene Oxide-GelMA Hybrid Hydrogels as Scaffolds for Cardiac Tissue Engineering
(2016)Biomaterials currently used in cardiac tissue engineering have certain limitations, such as lack of electrical conductivity and appropriate mechanical properties, which are two parameters playing a key role in regulating ... -
A New Approach for the Acoustic Analysis of the Speech Pathology
(2017)Voice disorders are a common physical problem that can be encountered today and can cause serious problems in the long term. It is necessary to analyze the voice and extract its characteristics correctly so that it can be ... -
A New Portable Device for the Snore/Non-Snore Classification
(2017)Snoring is widely known as a disease. The aim of this paper is to introduce and validate our newly developed snoring detection device to identify automatically snore and non-snore sounds using a nonlinear analysis technique. ... -
Max-Min Space Approach for Acoustic Signal Analysis
(2017)Acoustic signals having pathological problem are difficult to discriminate from each other. Despite the presence of many features, the difficulties arise from the chaotic and nonlinear nature of these voices. Unlike the ... -
A New Approach for Estimation of Heart Beat Rates from Speech Recordings
(2017)Today, people are able to have information about their mental state, behavior, and health status in some issues from the features of the voices. The study involves calculating the heart rates of people using nonlinear ... -
Discovery of a glitch in the accretion- powered pulsar SXP 1062
(2017)We present timing analysis of the accretion-powered pulsar SXP 1062, based on the observations of Swift, XMM-Newton and Chandra satellites covering a time span of about 2 yr. We obtain a phase coherent timing solution that ... -
Correlations between problem and solution domain measures of open source software
(2017)Software size measurement and effort estimation methodologies in use today usually take the detailed requirements of software to be developed as the primary input and a certain amount of time and expertise is needed for ... -
A New Approach for Discriminating the Acoustic Signals: Largest Area Parameter (LAP)
(2018)Feature extraction of sound signals is essential for the performance of applications such as pattern and voice recognition etc. In this study, a method based on a novel feature is proposed to separate pathological human ... -
Elevator Parking Approach in Nearest Car Method
(2018)A fundamental factor that determines the system efficiency and the quality of service in elevator group control systems is the used elevator dispatching algorithm. Along with the elevator dispatching algorithm, using an ... -
An Android Application for Geolocation Based Health Monitoring, Consultancy And Alarm System
(2018)In the last decade significant progress have been made in smart phone technology as well as in wireless wide area network technologies. Today among a wide population smart phones and mobile applications are considered as ... -
A hybrid measure for the discrimination of the acoustic signals: Feature matrix (FMx)
(2019)We introduce a new feature matrix (FMx) to discriminate the acoustic signals with the help of their hybrid characteristics. The FMx has hybrid domain characteristics consisting of feature values such as distributional area ... -
A model for the visualization and analysis of elevator traffic
(2019)Analysis of elevator traffic in high rise buildings is critical to the performance evaluation of elevator group control systems (EGCS). Elevator dispatching methods or parking algorithms in an EGCS can be designed or ...