2147-9364_2016_4_2

Author: Sabri ALTUNKAYA Publishing Date: 2016 E-ISSN: 2147-9364 Volume: 4 Issue: 2 DOI : 10.15317/Scitech.2016218519 ABSTRACT: The aim of this study is to examine mechanical heart valve sounds using discrete wavelet transform for the diagnosis of paravalvular leakage (PVL) occurs after mechanical heart valve (MHV) replacement. For this aim, mechanical heart sounds of 2 patients with PVL and 5 volunteers with normal […]

Author: Özge TUĞRUL SÖNMEZ, 2C. Erhan BOZDAĞ Publishing Date: 2016 E-ISSN: 2147-9364 Volume: 4 Issue: 2 DOI : 10.15317/Scitech.2016218520 ABSTRACT: ATM cash replenishment problem is quite important in banking and finance sector. As well as choosing the forecast model giving the smallest forecast error ratio for the solution of this problem, finding the optimization model giving the minimum replenishment costs has importance.

Author: Sait Ali UYMAZ, Şirzat KAHRAMANLI Publishing Date: 2016 E-ISSN: 2147-9364 Volume: 4 Issue: 2 DOI : 10.15317/Scitech.2016218521 ABSTRACT: In this study, virtual campus model for student centered and web-based distance education system is carried out using unified modeling language (UML) supported by animations, video conferencing, mobile technologies and augmented reality. The model contains 4+1 views. The phases of the software process

Author: Mustafa Ali AKCA Publishing Date: 2016 E-ISSN: 2147-9364 Volume: 4 Issue: 2 DOI : 10.15317/Scitech.2016218522 ABSTRACT: Polycrystalline samples of (1-x)PMN-(x)PT [Pb(Mg1/3Nb2/3)O3-PbTiO3] (x=0.30 to 0.39) piezoelectric ceramics were synthesized via a solid-state reaction route. Based on the previous literature, 5% mol excess MgO was used in order to eliminate the formation of unwanted pyrochlore phase. Microstructural and compositional analyses have been carried

Author: Mustafa Ali AKCA Publishing Date: 2016 E-ISSN: 2147-9364 Volume: 4 Issue: 2 DOI : 10.15317/Scitech.2016218523 ABSTRACT: Cyber hackers execute attacks with the many goal such as seizing target systems, leaving temporarily out of service, shutting down completely, and deleting data. In order to protect against those attacks, many applications such as firewalls and network monitoring systems are used. Today, in fact