Now showing items 1-20 of 45

    • Attributes2Classname: a discriminative model for attribute-based unsupervised zero-shot learning 

      Demirel, B.; Cinbis, R. G.; Ikizler-Cinbis, N. (Institute of Electrical and Electronics Engineers Inc., 2017)
      We propose a novel approach for unsupervised zero-shot learning (ZSL) of classes based on their names. Most existing unsupervised ZSL methods aim to learn a model for directly comparing image features and class names. ...
    • Automated construction of fuzzy event sets and its application to active databases 

      Saygin, Y.; Ulusoy, Ö. (IEEE, 2001)
      Fuzzy sets and fuzzy logic research aims to bridge the gap between the crisp world of math and the real world. Fuzzy set theory was applied to many different areas, from control to databases. Sometimes the number of events ...
    • Automatic image captioning 

      Pan J.-Y.; Yang H.-J.; Duygulu P.; Faloutsos, C. (2004)
      In this paper, we examine the problem of automatic image captioning. Given a training set of captioned images, we want to discover correlations between image features and keywords, so that we can automatically find good ...
    • BilVideo: a video database management system 

      Dönderler, M. E.; Şaykol, E.; Ulusoy, Ö.; Güdükbay U. (IEEE, 2003)
      The BilVideo video database management system provides integrated support for spatiotemporal and semantic queries for video. BilVideo can support any application with video data searching needs. It's query language provides ...
    • The BioPAX community standard for pathway data sharing 

      Demir, E.; Cary, M. P.; Paley, S.; Fukuda, K.; Lemer, C.; Vastrik, I.; Wu, G.; D'Eustachio, P.; Schaefer, C.; Luciano, J.; Schacherer, F.; Martinez-Flores, I.; Hu, Z.; Jimenez-Jacinto, V.; Joshi-Tope, G.; Kandasamy, K.; Lopez-Fuentes, A. C.; Mi, H.; Pichler, E.; Rodchenkov, I.; Splendiani, A.; Tkachev, S.; Zucker, J.; Gopinath, G.; Rajasimha, H.; Ramakrishnan, R.; Shah, I.; Syed, M.; Anwar, N.; Babur, Ö.; Blinov, M.; Brauner, E.; Corwin, D.; Donaldson, S.; Gibbons, F.; Goldberg, R.; Hornbeck, P.; Luna, A.; Murray-Rust, P.; Neumann, E.; Reubenacker, O.; Samwald, M.; Iersel, Martijn van; Wimalaratne, S.; Allen, K.; Braun, B.; Whirl-Carrillo, M.; Cheung, Kei-Hoi; Dahlquist, K.; Finney, A.; Gillespie, M.; Glass, E.; Gong, L.; Haw, R.; Honig, M.; Hubaut, O.; Kane, D.; Krupa, S.; Kutmon, M.; Leonard, J.; Marks, D.; Merberg, D.; Petri, V.; Pico, A.; Ravenscroft, D.; Ren, L.; Shah, N.; Sunshine, M.; Tang R.; Whaley, R.; Letovksy, S.; Buetow, K. H.; Rzhetsky, A.; Schachter, V.; Sobral, B. S.; Dogrusoz, U.; McWeeney, S.; Aladjem, M.; Birney, E.; Collado-Vides, J.; Goto, S.; Hucka, M.; Novère, Nicolas Le; Maltsev, N.; Pandey, A.; Thomas, P.; Wingender, E.; Karp, P. D.; Sander, C.; Bader, G. D. (Nature Publishing Group, 2010)
      Biological Pathway Exchange (BioPAX) is a standard language to represent biological pathways at the molecular and cellular level and to facilitate the exchange of pathway data. The rapid growth of the volume of pathway ...
    • Comparison of the CAF-DF and sage algorithms in multipath channel parameter estimation 

      Guldogan, M.B.; Arikan, O. (2008)
      In this paper, performance of the recently proposed Cross Ambiguity Function - Direction Finding (CAF-DF) technique is compared with the Space Alternating Generalized Expectation Maximization (SAGE) technique. The CAF-DF, ...
    • Conceptfusion: A flexible scene classification framework 

      Sarac, M.I.; Iscen, A.; Golge, E.; Duygulu P. (Springer Verlag, 2015)
      We introduce ConceptFusion, a method that aims high accuracy in categorizing large number of scenes, while keeping the model relatively simpler and efficient for scalability. The proposed method combines the advantages of ...
    • Contextual learning for unit commitment with renewable energy sources 

      Lee. H. -S.; Tekin, C.; Schaar, M. V. D.; Lee, J. -W. (Institute of Electrical and Electronics Engineers Inc., 2017)
      In this paper, we study a unit commitment (UC) problem minimizing operating costs of the power system with renewable energy sources. We develop a contextual learning algorithm for UC (CLUC) which learns which UC schedule ...
    • COST292 experimental framework for TRECVID 2006 

      Ćalić J.; Krämer P.; Naci, U.; Vrochidis, S.; Aksoy, S.; Zhangk Q.; Benois-Pineau J.; Saracoglu, A.; Doulaverakis, C.; Jarina, R.; Campbell, N.; Mezaris V.; Kompatsiaris I.; Spyrou, E.; Koumoulos G.; Avrithis, Y.; Dalkilic, A.; Alatan, A.; Hanjalic, A.; Izquierdo, E. (National Institute of Standards and Technology, 2006)
      In this paper we give an overview of the four TRECVID tasks submitted by COST292, European network of institutions in the area of semantic multimodal analysis and retrieval of digital video media. Initially, we present ...
    • The COST292 experimental framework for TRECVID 2007 

      Zhang, Q.; Corvaglia, M.; Aksoy, S.; Naci, U.; Adami, N.; Aginako, N.; Alatan, A.; Alexandre, L. A.; Almeida, P.; Avrithis, Y.; Benois-Pineau, J.; Chandramouli, K.; Damnjanovic, U.; Esen, E.; Goya, J.; Grzegorzek, M.; Hanjalic, A.; Izquierdo, E.; Jarina, R.; Kapsalas, P.; Kompatsiaris, I.; Kuba, M.; Leonardi, R.; Makris, L.; Mansencal, B.; Mezaris, V.; Moumtzidou, A.; Mylonas, P.; Nikolopoulos, S.; Piatrik, T.; Pinheiro, A. M. G.; Reljin, B.; Spyrou, E.; Tolias, G.; Vrochidis, S.; Yakın, G.; Zajic, G. (National Institute of Standards and Technology, 2007)
      In this paper, we give an overview of the four tasks submitted to TRECVID 2007 by COST292. In shot boundary (SB) detection task, four SB detectors have been developed and the results are merged using two merging algorithms. ...
    • A database model for querying visual surveillance videos by integrating semantic and low-level features 

      Şaykol, E.; Güdükbay U.; Ulusoy, Ö. (Springer, 2005)
      Automated visual surveillance has emerged as a trendy application domain in recent years. Many approaches have been developed on video processing and understanding. Content-based access to surveillance video has become a ...
    • Directionally selective fractional wavelet transform using a 2-d non-separable unbalanced lifting structure 

      Keskin F.; Çetin, A.E. (2012)
      In this paper, we extend the recently introduced concept of fractional wavelet transform to obtain directional subbands of an image. Fractional wavelet decomposition is based on two-channel unbalanced lifting structures ...
    • Effects of color pairs on warmth perception in interiors 

      Ulusoy, B.; Olguntürk, N. (Society for Imaging Science and Technology, 2016-09)
      Warmth perception is a physical, emotional, semantic, and sensorial bond between people and their environments. Although the effects of single colors have been explored, there has been no research on how paired colors ...
    • Evaluation of ontology enhancement tools 

      Spiliopoulou, M.; Schaal, M.; Müller, R. M.; Brunzel, M. (Springer, 2006)
      Mining algorithms can enhance the task of ontology establishment but methods are needed to assess the quality of their findings. Ontology establishment is a long-term interactive process, so it is important to evaluate the ...
    • Example-based retargeting of human motion to arbitrary mesh models 

      Celikcan, U.; Yaz I.O.; Capin, T. (Blackwell Publishing Ltd, 2015)
      We present a novel method for retargeting human motion to arbitrary 3D mesh models with as little user interaction as possible. Traditional motion-retargeting systems try to preserve the original motion, while satisfying ...
    • From a calculus to an execution environment for stream processing 

      Soulé, R.; Hirzel M.; Gedik, B.; Grimm, R. (2012)
      At one level, this paper is about River, a virtual execution environment for stream processing. Stream processing is a paradigm well-suited for many modern data processing systems that ingest high-volume data streams from ...
    • Generic windowing support for extensible stream processing systems 

      Gedik, B. (John Wiley & Sons Ltd., 2014)
      Stream processing applications process high volume, continuous feeds from live data sources, employ data-in-motion analytics to analyze these feeds, and produce near real-time insights with low latency. One of the fundamental ...
    • Graph visualization toolkits 

      Dogrusoz, U.; Feng, Q.; Madden, B.; Doorley, M.; Frick, A. (IEEE, 2002)
      The Graph Layout Toolkit and Graph Editor Toolkit, which provide a framework for graph visualization useful in a broad array of application areas are introduced. As such, an architectural overview of these tools is presented ...
    • Hypergraph models and algorithms for data-pattern-based clustering 

      Ozdal, M. M.; Aykanat, C. (Springer, 2004)
      In traditional approaches for clustering market basket type data, relations among transactions are modeled according to the items occurring in these transactions. However, an individual item might induce different relations ...
    • Identification of individuals' emotional response to the indoor soundscape in public study areas via semantic differentiation 

      Acun, Volkan; Yilmazer, Semiha (Institute of Noise Control Engineering, 2017)
      Aims of this research is to identify individuals' emotional response to the sound environment of public study areas. The research has taken place in the public study areas of Bilkent University Campus. These study areas ...