Now showing items 1-20 of 27

  • Application of the right to data portability : a technical and managerial perspective 

    Authors:Erkmen, Alp
    Publisher and Date:(Kadir Has University, 2019)
    European Union’s General Data Protection Regulation provides individuals with new rights one of which is the Right to Data Portability. The Right to Data Portability has been further explained by relevant European data protection bodies’ guidelines (European Data Protection Board Article 29 Working Party information Commissioner’s Office). Article 29 Working Party and information Commissioner’s Office refer to midata initiative in the United Kingdom as an exemplary application of the Right to Data ...

  • Application of the right to data portability: A technical and managerial perspective 

    Authors:Erkmen, Alp
    Publisher and Date:(Kadir Has University, 2019)
    European Union’s General Data Protection Regulation provides individuals with new rights one of which is the Right to Data Portability. The Right to Data Portability has been further explained by relevant European data protection bodies’ guidelines (European Data Protection Board, Article 29 Working Party, Information Commissioner’s Office). Article 29 Working Party and Information Commissioner’s Office refer to midata initiative in the United Kingdom as an exemplary application of the Right ...

  • Blockchain applications on smart grid A review 

    Authors:Koyunoğlu, Ali Sinan
    Publisher and Date:(Kadir Has University, 2019)
    In this study, energy transmission systems that are used from today's energy systems, ie non-renewable energy sources, transmission and distribution channels used in the process from the production of electric energy to consumption, the use of renewable energy sources and the use of smart network applications, in addition to these, the use of blockchain technology in these networks are mentioned. Along with the blockchain subarea, changes in the electricity market are described. In the energy ...

  • Bobrek nakli gecirmis hastalarda akilli yuntem tabanli yeni oznitelik secme algoritmasi gelistirilmesi 

    Authors:Acar, Saylan Cagil
    Publisher and Date:(Kadir Has University, 2012)
    Veri madenciligi verilerden kesfedilecek desenler yardimiyla yeni bilgiler elde etme amaciyla cok farkli disiplinlerde kullanilan cesitli metotlardan olusmaktadir. Tip alanindaki verinin buyuklugu ve hayati onem tasimasi Veri madenciliginin bu alanda da uygulanmasini gerekli kilmistir. Bu tezde Veri Madenciliginin Tip alaninda kullanimi incelenmistir. Uygulama calismasi icin Ýstanbul universitesi Cerrahpasa Tip Fakultesi.nde ayakta tedavi goren hastalar arasindan Mart 2006 . Aralik 2007 tarihleri ...

  • Exploration of Turkish Consumers. Trust in E-Commerce 

    Authors:Argun, Nilay
    Publisher and Date:(Kadir Has University, 2012)
    With the rapid penetration of the internet into people.s daily lives technology forced some companies in many sectors to change their way of doing business in the meantime presented some companies the opportunity to utilize it as an alternative and effective way to reach their target market while inviting the consumers to this charming revolutionary process. -- Abstract'tan.

  • Exploring the competitive intelligence practices of an airline company in Turke 

    Authors:Şahin, Murat
    Publisher and Date:(Kadir Has University, 2018)
    |6880-01Oil prices political instabilities travel legislations and many other competitive factors make it essential for any international airline with the instinct to survive in such a fierce competitive environment to be on constant watch. To meet this need it is vital for international airline companies to integrate competitive intelligence into the strategy building process. in this study we create a typology of competitive intelligence practices of an international airline company in Turkey ...

  • Finansal analist önerilerinin yatırım değeri ve borsa İstanbul uygulaması 

    Authors:Köseli, Ahmet Musa
    Publisher and Date:(Kadir Has University, 2019)
    Sermaye piyasası araçlarının fiyatlanmasında bilgi içeriği önemli bir yere sahiptir. Bu içerik kullanılarak ek getiri elde etmek mümkündür. Sermaye piyasası analistleri de bilgi içeriğinin işlenmesinde aracılık görevlerini üstlenir. Bu çalışma analist önerilerinin sermaye piyasasındaki bilgi aktarım rolü ve piyasa etkinliğine etkisi üzerinedir. Analistlerin Borsa İstanbul’da işlem gören firmalar için yapmış olduğu uzlaşı önerilerinden portföyler oluşturulmuştur. Öneri portföyleri kullanılarak ...

  • Futbol kulüpleri hisse senetleri üzerinden portföy oluşturulması ve finansal bir ürün olarak modellenmesi 

    Authors:Bayır, Ali
    Publisher and Date:(Kadir Has University, 2019)
    Bu çalışmada Borsa İstanbul'da işlem gören Beşiktaş, Fenerbahçe, Galatasaray ve Trabzonspor takımlarının hisse senetlerini de içeren modern portföy teorisine uygun bir portföy oluşturulması amaçlanmıştır. Bu çalışma yapılırken takımların oynadıkları maç sonuçlarının kulüplerin hisse senetlerinin normal üzeri (abnormal) getirilerine etkisi incelenmiş ve futbol kulüpleri hisseleri ile BİST100 endeksi arasındaki korelasyona ve farklı sektörlerde faaliyet gösteren şirketlerin hisseleri ile olan ...

  • Guidelines for information technologies change management in Turkey 

    Authors:Yavuz, Kadir
    Publisher and Date:(Kadir Has University, 2013)
    information Technology (iT) has increasing vital importance for organizations and companies which aim to remain competitive in the market. information Systems (iS) concept is an essential element for companies who build their own iT infrastructure for contributing to organizational processes. Rapid developments in iT revive changes in organizations which use iS intensively. -- Abstract'tan.

  • İkili alım satım yöntemlerinin İstanbul borsası hisse senedi piyasasında uygulanabilirliğinin araştırılması 

    Authors:Memiş, Cansın
    Publisher and Date:(Kadir Has University, 2017)
    İkili hisse alım satımı kantitatif finans alanında, akademisyenler ve profesyonel finans çevrelerinin yıllardır ilgisini çekmiş fakat gerçek veri üzerinde çok az test edilmiş popüler tekniklerden biridir. Bu tezde, ikili alım satım stratejileri Borsa İstanbul BIST-100 endeksi hisse senetleri üzerinde sınanmıştır. Çalışmada, literatürde en çok alıntılanan üç farklı ikili alım satım yöntemi incelenmiştir. Bu yöntemlerden stokastik açıklık yöntemi daha önce İstanbul Borsası verisi üzerinde test ...

  • Lojistik regresyon yöntemi ile kredi skorlaması 

    Authors:Koç, Sibel
    Publisher and Date:(Kadir Has University, 2018)
    Bankaların aktiflerinin büyük bölümünü krediler oluşturduğu için, maruz kalına riskler arasında kredi riski özellikle ön plana çıkmaktadır. Yapılan çalışmada kredi talep eden müşterilere kullandırılacak kredilerin ödenmeme riskini hesaplamak için lojistik regresyon ve diskiriminant analizi ile bir skorkart modeli oluşturulmuştur. Oluşturulan skorkart modelinin Hosmer - Lemeshow testi, Gini Katsayısı ve ROC Eğrisi gibi metotlar yardımıyla anlamlılık testleri yapılmıştır. Lojistik regresyon ve ...

  • Machine learning model to predict an adult learner's decision to continue ESOL course 

    Authors:Dahman, Mohammed R.M.
    Publisher and Date:(Kadir Has University, 2019)
    This study investigated the ability of the demographic and the affective variables to predict the adult learners' decision to continue ESOL courser. 278 adult learners, enrolled on ESOL course at FLS institution in Istanbul, Turkey, participated in the study. The result showed that the continued or dropped out groups, demonstrated statistical differences in the demographic variable (the placement test score) with a magnitude of large effect size (.378). Additionally, the result showed the effect ...

  • Methods to improve recommender systems in e-commerce and e-learning environments 

    Authors:Jabakji, Ammar
    Publisher and Date:(Kadir Has University, 2017)
    Recommendation systems play a critical role in the information Science application domain especially in e-commerce ecosystems. in almost all recommender systems statistical methods and machine learning techniques are used to recommend items to the users. Although the user-based collaborative filtering approaches have been applied successfully in many different domains some serious challenges remain especially in regards to large e-commerce sites for recommender systems need to manage millions of ...

  • Modularity analysis of a social network in a knowledge institute 

    Authors:Issa, Shouaib Mahamoud
    Publisher and Date:(Kadir Has University, 2017)
    As the technology is improving faster than any other time before and the growth of technology internet and the connectivity of people and devices gave the rise of network science and the effort to understand the common properties of all kinds of network. Nowadays the use of social network analysis for businesses and organization becomes increasingly significant where objects and entities are represent as nodes and their relationship is represent as edge. The main task of this thesis is to conduct ...

  • Network science : a case of Bollywood 

    Authors:Yılmaz, Bahar
    Publisher and Date:(Kadir Has University, 2018)
    Bollywood is a regional movie industry that has made a name for itself globally. Over the years stars of Bollywood have amassed critical acclaim for their success. But what is Bollywood actually like as an industry? Are megastars like Shah Rukh Khan in fact as influential as they seem to be? The purpose of this study is to investigate Bollywood the movie industry in Mumbai india from a network perspective. Taking advantage of graph theory data science and network science a list of connections ...

  • A network science approach to correlations between course achievement and community structure in school friendship networks 

    Authors:Kafkas, Kenan
    Publisher and Date:(Kadir Has University, 2017)
    in this research we examine a secondary school social network. We apply social network analysis (SNA) techniques on the close friendship structure of the students. Our aim is to answer the following questions regarding the network. The first question is what are the mixing values with respect to test achievement scores gender and class. The second question is how are the communities in the network structured. Such findings can be significant assets in understanding and improving the learning ...

  • Öykü anlatıcısı olarak karakter : tek kişilik bir destan uyarlamasında anlatıcı 

    Authors:Şahal, Süleyman
    Publisher and Date:(Kadir Has University, 2017)
    in credit scoring statistical methods like logistic regression have been successfully used for years. in the last two decades several data mining algorithms have gained popularity and proved themselves to be useful in credit scoring. Most recent studies indicate that data mining methods are indeed good predictors of default. Additionally ensemble models which combine single models have even better predictive capability. However in most studies the rationale behind data transformation steps and ...

  • Recommendation of data visualization tools for non-technical people 

    Authors:Omran, Ahmet
    Publisher and Date:(Kadir Has University, 2019)
    Big data analysis and data science are promising trends. Visualization is critical part. It outlines and presents data as information from different perspectives. Consequently, leaders, decision makers, and end users will grasp concepts and identify patterns with new dimensions. However, while time is still a complex dimension, the number of Information Visualization (InfoVis) software tools are increasing rapidly. This research test out how non-technical people select their InfoVis tools. Generally, ...

  • RSSI-based hybrid algorithm for real-time pedestrian tracking in indoor environments by using RFID technology 

    Authors:Demir, Ebubekir
    Publisher and Date:(Kadir Has University, 2019)
    The usage and importance of Location Based Services for indoor environments are increasing recently. The knowledge of the exact and real-time location is required by many of these services. Since Global Positioning System (GPS) is not designed for indoor environment, new positioning systems based on new technologies and methods are needed for these type of environments. In this thesis, RFID-based real-time indoor positioning systems and algorithm are developed. Received Signal Strength (RSS) based ...

  • Short-term solar irradiance forecasting with deep neural networks 

    Authors:Vatansever, Caner
    Publisher and Date:(Kadir Has University, 2019)
    Usage of solar energy has increased through the last decades, and they are being integrated into main grid systems since the recent years. In order to fully bene t from solar panels, predicting irradiance is essential. By knowing 15-minute ahead values of solar irradiance, resistance of the cells inside the solar panels can be measured to analyze production output. This study focuses on 15-minute ahead forecasting of irradiance by using sliding windows method on the feature set. ANN, K-NN, SVM and ...