Now showing items 528-547 of 1308

    • Handwritten mathematical formula recognition using a statistical approach 

      Çelik, Mehmet; Yanıkoğlu, B. (IEEE, 2011-04)
      We present a probabilistic framework for a mathematical expression recognition system. The system is flexible in that its grammar can be extended easily, thanks to its graph grammar which eliminates the need for specifying ...
    • Hardware accelerator design for data centers 

      Yeşil, Şerif; Özdal, Muhammet Mustafa; Kim, T.; Ayupov, A.; Burns, S.; Öztürk, Özcan. (IEEE, 2016-11)
      As the size of available data is increasing, it is becoming inefficient to scale the computational power of traditional systems. To overcome this problem, customized application-specific accelerators are becoming integral ...
    • Hardware/software approaches for reducing the process variation impact on instruction fetches 

      Kadayif, I.; Turkcan, M.; Kiziltepe, S.; Ozturk, O. (ACM New York, NY, 2013)
      As technology moves towards finer process geometries, it is becoming extremely difficult to control critical physical parameters such as channel length, gate oxide thickness, and dopant ion concentration. Variations in ...
    • Hareket geçmişi görüntüsü yöntemi ile Türkçe işaret dilini tanima uygulaması 

      Yalçınkaya, Özge; Atvar, A.; Duygulu, P. (IEEE, 2016-05)
      İşitme ve konuşma engelli bireylerin toplum içerisinde diger bireylerle sağlıklı şekilde iletişim kurabilmeleri açısından işaret dili çok önemli bir role sahiptir. Ne yazık ki işaret dilinin toplumda sadece duyarlı insanlar ...
    • Hercules: a profile HMM-based hybrid error correction algorithm for long reads 

      Firtina, C.; Bar-Joseph, Z.; Alkan C.; Cicek, A. E. (Oxford University Press, 2018)
      Choosing whether to use second or third generation sequencing platforms can lead to trade-offs between accuracy and read length. Several types of studies require long and accurate reads. In such cases researchers often ...
    • Heterogeneous inference in design 

      Akman, Varol (Publ by ASME, New York, NY, United States, 1992)
      For those of us involved in the attempt to construct formal models and environments in which the world of design can be subjected to scientific experimentation, the raison d'etre of logic has been rather well-understood. ...
    • A heterogeneous memory organization with minimum energy consumption in 3D chip-multiprocessors 

      Asad, Arghavan; Onsori, Salman; Fathy, M.; Jahed-Motlagh, M. R.; Raahemifar, K. (IEEE, 2016-05)
      Main memories play an important role in overall energy consumption of embedded systems. Using conventional memory technologies in future designs in nanoscale era cause a drastic increase in leakage power consumption and ...
    • Heterogeneous network-on-chip design through evolutionary computing 

      Ozturk, O.; Demirbas, D. (Taylor & Francis, 2010)
      This article explores the use of biologically inspired evolutionary computational techniques for designing and optimising heterogeneous network-on-chip (NoC) architectures, where the nodes of the NoC-based chip multiprocessor ...
    • Heuristics for scheduling file-sharing tasks on heterogeneous systems with distributed repositories 

      Kaya, K.; Uçar, B.; Aykanat, C. (Academic Press, 2007)
      We consider the problem of scheduling an application on a computing system consisting of heterogeneous processors and data repositories. The application consists of a large number of file-sharing otherwise independent ...
    • Hierarchical segmentation of complex structures 

      Akçay, H. Gökhan; Aksoy, Selim; Soille P. (IEEE, 2010)
      We present an unsupervised hierarchical segmentation algorithm for detection of complex heterogeneous image structures that are comprised of simpler homogeneous primitive objects. An initial segmentation step produces ...
    • High performance 3D CMP design with stacked hybrid memory architecture in the dark silicon era using a convex optimization model 

      Onsori, Salman; Asad, Arghavan; Raahemifar, K.; Fathy, M. (IEEE, 2016-05)
      In this article, we present a convex optimization model to design a stacked hybrid memory system to improve performance and reduce energy consumption of the chip-multiprocessor (CMP). Our convex model optimizes numbers and ...
    • A high-coverage genome sequence from an archaic Denisovan individual 

      Meyer, M.; Kircher, M.; Gansauge, Marie-Theres; Li, H.; Racimo, F.; Mallick, S.; Schraiber, J. G.; Jay, F.; Prüfer, K.; Filippo, Cesare de; Sudmant, P. H.; Alkan C.; Fu, Q.; Do, R.; Rohland, N.; Tandon, A.; Siebauer, M.; Green, R. E.; Bryc, K.; Briggs, A. W.; Stenzel, U.; Dabney, J.; Shendure, J.; Kitzman, J.; Hammer, M. F.; Shunkov, M. V.; Derevianko, A. P.; Patterson, N.; Andrés, A. M.; Eichler, E. E.; Slatkin, M.; Reich, D.; Kelso, J.; Pääbo, S. (American Association for the Advancement of Science (A A A S), 2012-10-12)
      We present a DNA library preparation method that has allowed us to reconstruct a high-coverage (30x) genome sequence of a Denisovan, an extinct relative of Neandertals. The quality of this genome allows a direct estimation ...
    • A high-performance hybrid memory architecture for embedded CMPs using a convex optimization model 

      Onsori, Salman; Asad, Arghavan; Raahemifar, K.; Fathy, M. (IEEE, 2015-11)
      In this article, we present a convex optimization model to design a stacked hybrid memory system for 3D embedded chip-multiprocessors (eCMP). Our convex model optimizes numbers and placement of SRAM and STT-RAM memories ...
    • High-resolution magic anglespinning ¹H nuclear magnetic resonance spectroscopy metabolomics of hyperfunctioning parathyroid glands 

      Battini, S.; Imperiale, A.; Taïeb, D.; Elbayed, K.; Cicek, A. E.; Sebag, F.; Brunaud, L.; Namer, Izzie-Jacques (Mosby, Inc., 2016)
      Background Primary hyperparathyroidism (PHPT) may be related to a single gland disease or multiglandular disease, which requires specific treatments. At present, an operation is the only curative treatment for PHPT. ...
    • Highly parallel execution of production systems: A model, algorithms and architecture 

      Oflazer, K. (Springer, 1992)
      This paper presents a new parallel processing scheme called DYNAMIC-JOIN for OPS5-like production systems along with associated parallel algorithms, a parallel architecture and simulation results from a number of production ...
    • Histogram of oriented rectangles: a new pose descriptor for human action recognition 

      İkizler, N.; Duygulu, P. (Elsevier BV, 2009-09-02)
      Most of the approaches to human action recognition tend to form complex models which require lots of parameter estimation and computation time. In this study, we show that, human actions can be simply represented by pose ...
    • A histogram-based approach for object-based query-by-shape-and-color in image and video databases 

      Şaykol, E.; Güdükbay U.; Ulusoy, Ö. (Elsevier, 2005)
      Considering the fact that querying by low-level object features is essential in image and video data, an efficient approach for querying and retrieval by shape and color is proposed. The approach employs three specialized ...
    • HMM Based behavior recognition of laboratory animals 

      Sandıkçı, S; Duygulu, Pınar; Özgüler, A. Bülent (ICPR, 2012)
      In pharmacological experiments, a popular method to discover the effects of psychotherapeutic drugs is to monitor behaviors of laboratory mice subjected to drugs by cameras. Automating behavior analysis of laboratory ...
    • HMM based falling person detection using both audio and video 

      Töreyin, U. B.; Dedeğlu, Y.; Çetin, A. E. (Springer, 2005)
      Automatic detection of a falling person in video is an important problem with applications in security and safety areas including supportive home environments and CCTV surveillance systems. Human motion in video is modeled ...
    • How k-12 students search for learning?: analysis of an educational search engine log 

      Usta, Arif; Altıngövde, İsmail Şengör; Vidinli, İ. B.; Özcan, R.; Ulusoy, Özgür (ACM, 2014-07)
      In this study, we analyze an educational search engine log for shedding light on K-12 students' search behavior in a learning environment. We specially focus on query, session, user and click characteristics and compare ...