Yazar "Işık Üniversitesi, Fen Edebiyat Fakültesi, Enformasyon Teknolojileri Bölümü" için FEF - Bildiri Koleksiyonu | Enformasyon Teknolojileri Bölümü / Department of Information Technologies listeleme
-
Algorithmic modifications to SPIHT
Bayazıt, Uluğ; Pearlman, William A. (IEEE, 2001)This paper proposes several low complexity algorithmic modifications to the SPIHT (Set Partitioning in Hierarchical Trees) image coding method of [3] The modifications exploit universal traits common to the real world ... -
Automatic XML schema matching
Kılıç, Yasin Ozan; Aydın, Mehmet Nafiz (2009)As the enterprise systems increasingly use the XML technology in their data presentation, the Enterprise Application Integration is gradually becoming the problem of Xml Schema matching. Different organizations overall ... -
Comparison of evolutionary techniques for Value-at-Risk calculation
Uludaǧ, Gönül; Etaner Uyar, Ayşe Şima; Senel, Kerem; Dağ, Hasan (Springer-Verlag Berlin, 2007)The Value-at-Risk (VaR) approach has been used for measuring and controlling the market risks in financial institutions. Studies show that the t-distribution is more suited to representing the financial asset returns in ... -
Constraint-based routing in traffic engineering
Karaman, Ayşe (IEEE, 2006)Traffic engineering (TE) describes a domain-wide perspective for traffic control as opposed to application-specific concerns of QoS. MPLS is today's most powerful architecture for TE. Constraint-based routing refers to the ... -
Current benefits and future directions of NFC services
Ok, Kerem; Coşkun, Vedat; Aydın, Mehmet Nafiz; Özdenizci Köse, Büşra (IEEE, 2010)Near Field Communication (NFC), as an emerging and promising technology, is an integration of Radio Frequency Identification (RFID) technology with mobile devices. NFC-enabled mobile devices can act as contactless smart ... -
Design of a key exchange protocol between SIM card and service provider
Ok, Kerem; Coşkun, Vedat; Çevikbaş, Cem; Özdenizci Köse, Büşra (Institute of Electrical and Electronics Engineers Inc., 2015-11-05)Current capabilities of smart cards, Smartphones, and cellular network provoke companies to provide vast amount of services to the mobile users. Some of those services require end-to-end encryption between a Service Provider ... -
Design science in NFC research
Özdenizci Köse, Büşra; Aydın, Mehmet Nafiz; Coşkun, Vedat; Ok, Kerem (IEEE, 2010)Near Field Communication (NFC), as one of the promising technological developments, provides means to short range contactless communication for mobile phones and other devices alike. NFC has become an attractive design ... -
Development of an indoor navigation system using NFC technology
Özdenizci Köse, Büşra; Ok, Kerem; Coşkun, Vedat; Aydın, Mehmet Nafiz (IEEE, 2011)Existing indoor navigation systems face with many different technical and usability problems. In this paper we present a Near Field Communication (NFC) based indoor navigation system called NFC Internal in order to eliminate ... -
Energy load balancing for fixed clustering in wireless sensor networks
Sevgi, Cüneyt; Ali, Syed Amjad (IEEE, 2012-05-07)Clustering can be used as an effective technique to achieve both energy load balancing and an extended lifetime for a wireless sensor network (WSN). This paper presents a novel approach that first creates energy balanced ... -
Estimation of microstretch elastic moduli by the use of vibrational data
Kırış, Ahmet; İnan, Esin (Springer, 2007)In the present work, a nonlinear wave theory is used for the estimation of the material properties of a "microstretch" medium. For this purpose a thin plate is considered and triplicate Chebyshev polynomial series are used ... -
Exploring underlying values of NFC applications
Coşkun, Vedat; Özdenizci Köse, Büşra; Aydın, Mehmet Nafiz; Ok, Kerem (Int Assoc Computer Science & Information Technology Press-Iacsit Press, 2011-08-19)Near Field Communication (NFC) is an integration of contactless smart card communication technology into mobile devices, such as mobile phones. NFC technology provides three operating modes and each mode differs from each ... -
Getting agile methods to work for cordys global software product development
Van Hillegersberg, Jos; Ligtenberg, Gerwin; Aydın, Mehmet Nafiz (Springer-Verlag Berlin, 2011-03-14)Getting agile methods to work in global software development is a potentially rewarding but challenging task. Agile methods are relatively young and still maturing. The application to globally distributed projects is in ... -
IT Multisourcing in a telecommunication company
Aydın, Mehmet Nafiz; Bingöl, Erdem (Int Business Information Management Assoc-IBIMA, 2012)Organizations have used numerous sourcing strategies to lower IT costs and improve IT service levels. However, a number of these sourcing strategies have failed to deliver on their expected outcomes. Multisourcing has been ... -
İki qubit’lik kuantum haberleşme ağlarının eş zamanlılık donanıklık ölçütü ile kuantum Fisher bilgisinin analizi
Erol, Volkan; Buğu, Sinan; Özaydın, Fatih; Altıntaş, Azmi Ali (IEEE, 2014-06-12)Kuantum dolanıklık, kuantum haberleşme mühendisliğinin en temel kavramlarından biridir. Kuantum sistemlerin dolanıklık ölçütlerine göre sıralanması günümüzde oldukça çok çalışılan konulardan birisidir. İki parçacıklı iki ... -
Kübit-Kütrit kuantum haberleşme sistemleri için negatiflik ve dolanıklığın göreceli entropisi ölçütlerinin analizi
Erol, Volkan; Altıntaş, Azmi Ali; Özaydın, Fatih (IEEE, 2015-06-19)Kuantum Bilgi Teorisi ve Kuantum Hesaplama konuları geleceğin bilgisayar teknolojisi olarak nitelendirilen ve çok yüksek hızlarda işlem yapacak olması öngörülen Kuantum Bilgisayarlarının teorik temelini oluşturan oldukça ... -
Linear filtering of image subbands for low complexity postprocessing of decoded color images
Bayazıt, Uluğ (SPIE-Int Soc Optical Engineering, 2005)In [1], image adaptive linear minimum mean squared error (LMMSE) filtering was proposed as an enhancement layer color image coding technique that exploited the statistical dependencies among the luminance/chrominance or ... -
Mixed-method validation of pedagogical concepts for an intercultural online learning environment: a case study
Law, Effie Lai-Chong; Nguyen-Ngoc, Anh Vu; Kuru, Selahattin (Assoc Computing Machinery, 2007)The rise of social software poses the challenges to the design and evaluation of a pedagogically sound online learning environment (OLE). Our OLE addresses these challenges by the integration of three pedagogical concepts ... -
NFC loyal system on the cloud
Coşkun, Vedat; Özdenizci Köse, Büşra; Ok, Kerem; Alsadi, Mohammed (IEEE Computer Society, 2013)FC (Near Field Communication) technology facilitates mobile phone usage of billions of people throughout the world that offers diverse services ranging from payment and loyalty applications to access keys for offices and ... -
NFC loyal: A Beneficial model to promote loyalty on smart cards of mobile devices
Özdenizci Köse, Büşra; Coşkun, Vedat; Aydın, Mehmet Nafiz; Ok, Kerem (IEEE, 2010)Near Field Communication (NFC) as a new emerging technology currently tries to find a suitable ecosystem. Development of new standards such as secure element, secure channel, as well as Java Card enables creating new ... -
NFC Research framework: A literature review and future research directions
Özdenizci Köse, Büşra; Aydın, Mehmet Nafiz; Coşkun, Vedat; Ok, Kerem (Int Business Information Management Assoc-IBIMA, 2010)Near Field Communication (NFC) is one of the emerging and promising technological developments, provides means to short range contactless communication for mobile phones and other devices alike. NFC has become an attractive ...