Güncel Gönderiler: Bilgisayar Mühendisliği Bölümü Yayın Koleksiyonu

  • A Robust Watermarking Scheme Over Quadrant Medical Image in Discrete Wavelet Transform Domain 
    Göker, Onur; Nazlı, Nazlı; Erol, Mehmet Murat; Choupani, Roya (IEEE, 2018)
    The diffusion of digital content is very fast in today's technology. The velocity of gathering data might cause unlawful distribution of content. The major problem in content authorization is the robustness of methodology. ...
  • A Gamification Approach to Improve the Software Development Process by Exploring the Personality of Software Practitioners 
    Yılmaz, Mert; Yılmaz, Murat; O'Connor, Rory V.; Clarke, Paul (Springer, 2016)
    Although there are various kinds of processes designed to manage the complexities of software development, it is still a challenging endeavor. Recently, a significant number of researchers have started to investigate social ...
  • An Investigation of Software Development Process Terminology 
    Mesquida, Antoni-Lluis; Ekert, Damjan; Ekstrom, J. J.; Gornostaja, Tatjana; Jovanovic, Milos; Johansen, Jorn; Mas, Antonia; Messnarz, Richard; Villar, Blanca Najera; O'Connor, Alexander; O'Connor, Rory V.; Reiner, Michael; Sauberer, Gabriele; Schmitz, Klaus-Dirk; Yılmaz, Murat (2016)
    The practice of software development has evolved considerably in recent decades, with new programming technologies, the affordability of hardware, pervasive internet access and mobile computing all contributing to the ...
  • Approaches on the selection of web cameras and calibration targets for stereo vision 
    Eren, Hüseyin; Çelik, Ümit; Poyraz, Mustafa (IEEE, 2006)
    In this paper, it is studied on the calibration by using specified web cameras. The performance of 3D computer vision depends on the accuracy of camera parameters. Therefore, camera calibration is very crucial in stereo ...
  • Fragmentation of water clusters: molecular-dynamics simulation study 
    Erkoç, S.; Kökten, Hande; Güvenç, Ziya B. (Springer Verlag, 2001)
    The fragmentation of water clusters, [(H2O)(n): n = 2-8], have been investigated by using molecular-dynamics simulation method. In the simulations a polarizable-dissociable potential energy function for water has been used. ...
  • Modeling the symptom-disease relationship by using rough set theory and formal concept analysis 
    Bal, Mert; Sever, Hayri; Kalıpsız, Oya (World Acad Sci, 2007)
    Medical Decision Support Systems (MDSSs) are sophisticated, intelligent systems that can provide inference due to lack of information and uncertainty. In such systems, to model the uncertainty various soft computing methods ...
  • Component-based software development with component variants 
    Altunel, Yusuf; Tolun, Mehmet R. (Acta Press Anaheim, 2007)
    Variants are the new units suggested for component-based software implementation to contain just one set of features that a traditional component might normally contain. They help us to implement the specialization of ...
  • Production and retrieval off rough classes in multi relations 
    Tolun, Mehmet R.; Sever, Hayri; Görür, Abdül Kadir (IEEE Computer Soc, 2007)
    Organizational memory in today's business world forms basis for organizational learning, which is the ability of an organization to gain insight and understanding from experience through experimentation, observation, ...
  • Stereo vision and statistical based behaviour prediction of driver 
    Eren, Haluk; Çelik, Ümit; Poyraz, Mustafa (IEEE, 2007)
    The goal of this project is to develop a webeam-based system for monitoring the activities of automobile drivers. As in any system deployed for monitoring driver activities, the primary goal is to distinguish between safe ...
  • Evaluation of 3D high resolution images using inexpensive distributed parallel system: Application fields on medical images 
    Eren, Hüseyin; Çelik, Ümit; Poyraz, Mustafa (IEEE, 2007)
    In the telesurgery operations, images should be high resolution and processed in real time. It seems difficult to accomplish this process in real time using only one computer. In our study, we propose to get 3d scene images ...
  • Optimal energy efficient routing in Wireless Sensor Networks with link asymmetry 
    Özyer, Sibel T.; Tavlı, Bülent; Koyuncu, Murat (IEEE, 2012)
    In Wireless Sensor Networks (WSNs), link unidirectionality is an unavoidable phenomenon. The existence of unidirectional links can be attributed to several physical factors induced by the transceiver characteristics as ...
  • Improvement of DWT-SVD with Curve Fitting and Robust Regression: An Application to Astronomy Images 
    Karadeniz, Talha; Elbaşı, Ersin (Kaunas Univ Technology, 2016)
    DWT-SVD is a frequency domain based eigenanalysis watermarking technique. In this work, we improve this method by exploring the relationship between the cover image's DWT singular values and those of the watermark. We show ...
  • Digital Video Stabilization Using Radon Transform 
    Babagholami-Mohamadabadi, Behnam; Bagheri-Khaligh, Ali; Hassanpour, Reza (IEEE, 2012)
    Digital video stabilization is a category of techniques used to reduce the impact of unintentional camera motion such as jitter, jiggle, and other unsteady motions. These unintentional shakings degrade visual quality of ...
  • Hybrid Expert Systems: A Survey of Current Approaches and Applications 
    Şahin, S.; Tolun, Mehmet R.; Hassanpour, Reza (Expert Systems With Applications, 2012-03)
    This paper is a statistical analysis of hybrid expert system approaches and their applications but more specifically connectionist and neuro-fuzzy system oriented articles are considered. The current survey of hybrid expert ...
  • Mobile Language Learning: Contribution of Multimedia Messages Via Mobile Phones in Consolidating Vocabulary 
    Saran, Murat; Seferoğlu, Gölge; Çağıltay, Kürşat (Springer Heidelberg, 2012-03)
    This study aimed at investigating the effectiveness of using multimedia messages via mobile phones in helping language learners in consolidating vocabulary. The study followed a pre-test/post-test quasi-experimental research ...
  • Region based hand gesture recognition 
    Birdal, Ahmet; Hassanpour, Reza (Union Agency Science Press, 2008)
    Evolution of user interfaces shapes the change in the human-computer interaction. With rapid emerge of three-dimensional (3-D) applications, the need for a new type of interaction device arises since traditional devices ...
  • New distinguishers based on random mappings against stream ciphers 
    Turan, Meltem Sönmez; Çalık, Çağdaş; Saran, Nurdan Buz; Doğanaksoy, Ali (Springer-Verlag Berlin, 2008)
    Statistical randomness testing plays an important role in security analysis of cryptosystems. In this study, we aim to propose a new framework of randomness testing based on random mappings. Considering the probability ...
  • Mining Medlıne for the Treatment of Osteoporosis 
    Yıldırım, Pınar; Çeken, Çınar; Hassanpour, Reza; Esmelioğlu, Sadık; Tolun, Mehmet R. (Springer, 2012-08)
    In this paper, we consider the importance of osteoporosis disease in terms of medical research and pharmaceutical industry and we introduce a knowledge discovery approach regarding the treatment of osteoporosis from a ...
  • Prediction Of Similarities Among Rheumatic Diseases 
    Yıldırım, Pınar; Çeken, Çınar; Hassanpour, Reza; Tolun, Mehmet R. (Springer, 2012-06)
    We introduce a method for extracting hidden patterns seen in rheumatic diseases by using articles from the widely used biomedical database MEDLINE. Rheumatic diseases affect hundreds of millions of people worldwide and ...
  • Unbalanced Multiple Description Wavelet Coding for Scalable Video Transmission 
    Choupani, Roya; Wong, Stephan; Tolun, Mehmet R. (IS&T & SPIE, 2012-10)
    Scalable video coding and multiple description coding are the two different adaptation schemes for video transmission over heterogeneous and best-effort networks such as the Internet. We propose a new method to encode video ...