Now showing items 651-670 of 1308

    • Jamming bandits-a novel learning method for optimal jamming 

      Amuru, S.; Tekin, C.; Van Der Schaar, M.; Buehrer, R.M. (Institute of Electrical and Electronics Engineers Inc., 2016)
      Can an intelligent jammer learn and adapt to unknown environments in an electronic warfare-type scenario? In this paper, we answer this question in the positive, by developing a cognitive jammer that adaptively and optimally ...
    • Joint compartmented threshold access structures 

      Selçuk, Ali Aydın; Yılmaz, Ramazan (2012)
    • Joint source-channel coding and guessing 

      Arıkan, Erdal; Merhav, N. (IEEE, 1997-06-07)
      We consider the joint source-channel guessing problem, define measures of optimum performance, and give single-letter characterizations. As an application, sequential decoding is considered.
    • k-Shell decomposition reveals structural properties of the gene coexpression network for neurodevelopment 

      Çiçek, A. E. (Scientific and Technical Research Council of Turkey, 2017)
      Neurodevelopment is a dynamic and complex process, which involves interactions of thousands of genes. Understanding the mechanisms of brain development is important for uncovering the genetic architectures of neurodevelopmental ...
    • Kadastral haritalarin görüntü işleme teknikleri kullanilarak vektörizasyonu 

      Balkoca, A.; Yergök, Ahsen İkbal; Yücekaya, S. (IEEE, 2011-04)
      This study aims vectorizing cadastral maps by using image processing techniques. Firstly, landing marks on cadastral maps are found by Moore Neighbor Tracing method then the connections are extracted and connecting lines ...
    • Kanser tanısı için kolon bezlerinin matematiksel analizi 

      Çığır, Celal; Sökmensüer, C.; Gündüz-Demir, Çiğdem (IEEE, 2009-04)
      Neoplastic diseases including cancer cause organizational changes in tissues. Histopathological examination, which is routinely used for the diagnosis and grading of these diseases, relies on pathologists to identify such ...
    • Kelime histogram modeli ile histopatolojik görüntü sınıflandırılması 

      Özdemir, Erdem; Sökmensüer, C.; Gündüz-Demir, Çiğdem (IEEE, 2011-04)
      Colon cancer, which is one of the most common cancer type, could be cured with its early diagnosis. In the current practice of medicine, there are many screening techniques such as colonoscopy, sigmoidoscopy, and stool ...
    • Kentsel yapıların biçimbilimsel bölütlenmesi 

      Akçay, H. Gökhan; Aksoy, Selim (IEEE, 2007-06)
      Yüksek çözünürlükteki uzaktan algılamalı uydu görüntülerinde bölütleme kent uygulamalarında önemli bir problemdir çünkü elde edilen bölütlemelerle sınıflandırma için piksel tabanlı spektral bilginin yanında uzamsal ve ...
    • Keyframe labeling technique for surveillance event classification 

      Şaykol, E.; Baştan M.; Güdükbay U.; Ulusoy, Ö. (S P I E - International Society for Optical Engineering, 2010)
      The huge amount of video data generated by surveillance systems necessitates the use of automatic tools for their efficient analysis, indexing, and retrieval. Automated access to the semantic content of surveillance videos ...
    • Keyframe reduction techniques for motion capture data 

      Önder, Onur; Güdükbay, Uğur; Özgüç, Bülent; Erdem, T.; Erdem, Ç.; Özkan, M. (IEEE, 2008-05)
      Two methods for keyframe reduction of motion capture data are presented. Keyframe reduction of motion capture data enables animators to easily edit motion data with smaller number of keyframes. One of the approaches achieves ...
    • Keyphrase extraction through query performance prediction 

      Ercan, G.; Cicekli, I. (Sage Publications Ltd., 2012)
      Previous research shows that keyphrases are useful tools in document retrieval and navigation. While these point to a relation between keyphrases and document retrieval performance, no other work uses this relationship to ...
    • KiMPA: A kinematics-based method for polygon approximation 

      Şaykol, Ediz; Gülesir, Gürcan; Güdükbay, Uğur; Ulusoy, Özgür (Springer, Berlin, Heidelberg, 2002)
      In different types of information systems, such as multimedia information systems and geographic information systems, object-based information is represented via polygons corresponding to the boundaries of object regions. ...
    • Kişi ilişkileri kullanılarak fotoğraflardaki yüzlerin isimlendirilmesi 

      Bulut, Muhammed Fatih; Duygulu, Pınar (IEEE, 2009-04)
      Bu çalışmamızda internet üzerinden topladığımız fotoğraflardaki yüzleri isimlendirmeyi amaçladık. İnternet üzerinde bulunan fotoğraflarda bazı kişiler çok sık, bazı kişiler ise diğerlerine göre daha az sıklıkta geçmektedir. ...
    • Knives are picked before slices are cut: Recognition through activity sequence analysis 

      İşcen, Ahmet; Duygulu, Pınar (ACM, 2013-10)
      In this paper, we introduce a model to classify cooking activities using their visual and temporal coherence information. We fuse multiple feature descriptors for fine-grained activity recognition as we would need every ...
    • A knowledge-based space planning system 

      Demirkan, H.; Pultar, M.; Özgüç, B. (Taylor & Francis, 1992)
      Knowledge-based systems are potentially powerful tools for improving the results of automated or interactive design procedures. Expert Space Planner is a prototype of such a system that uses production rules in the spatial ...
    • Konuma bağlı uzamsal ilişkilerin biçimbilimsel modellenmesi 

      Cinbiş, R. Gökberk; Aksoy, Selim (IEEE, 2007-06)
      Uzamsal bilgi, görüntü analizi modellerinde çok önemli bir yer tutmaktadır. Bu bildiride, ikili ve üçlü uzamsal ilişkileri bulmak için, matemaktiksel biçimbilim kullanarak, özelleştirilebilir, gerçekçi ve hızlı yöntemler ...
    • Kronecker representation and decompositional analysis of closed queueing networks with phase-type service distributions and arbitrary buffer sizes 

      Dayar, T.; Meriç, A. (Springer New York LLC, 2008)
      Two approximative fixed-point iterative methods based on decomposition for closed queueing networks with Coxian service distributions and arbitrary buffer sizes are extended to include phase-type service distributions. The ...
    • Kronecker-based infinite level-dependent QBD processes 

      Dayar, T.; Orhan, M. C. (Applied Probability Trust, 2012)
      Markovian systems with multiple interacting subsystems under the influence of a control unit are considered. The state spaces of the subsystems are countably infinite, whereas that of the control unit is finite. A recent ...
    • Labeling of faces in personal photo albums 

      Şener, Emre; Yücel, Utku Can; Aksoy, Sercan; Büyükgebiz, ibrahim; Uzun, Burak; Duygulu, Pınar (IEEE, 2013)
      In this study, we propose a system for organizing personal photo collections. Motivated with the fact that people related queries are the most desired ones, we propose a method for labeling faces in photographs. After ...
    • Laboratuar hayvanlarının davranışlarının görü tabanlı çözümlenmesi: 3 Boyutlu gradyan tabanlı bir yaklaşım 

      Sandıkçı, Selçuk; Duygulu-Şahin, Pınar; Özgüler, Arif Bülent (IEEE, 2009-04)
      In pharmacological experiments behavior pattern of laboratory mice, which are under the influence of psychotherapeutic drugs, reveals important clues about effects of the drug. Behavior analysis of laboratory mice by video ...