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  • A decision support system to determine optimal ventilator settings 

    Patlar Akbulut, Fatma; Akkur, Erkan; Akan, Aydın; Yarman, B. Sıddık (Biomed Central Ltd, 236 Grays Inn Rd, Floor 6, London Wc1X 8Hl, England, 2014)
    Background: Choosing the correct ventilator settings for the treatment of patients with respiratory tract disease is quite an important issue. Since the task of specifying the parameters of ventilation equipment is entirely ...
  • Improvement of demand forecasting models with special days 

    Çatal, Çağatay; Fenerci, Ayşe; Özdemir, Burçak; Gülmez, Onur (Elsevier Science Bv, Sara Burgerhartstraat 25, Po Box 211, 1000 AE Amsterdam, Netherlands, 2015)
    Forecasting ATM cash demands is a challenging research task. When the forecasting results are too high compared to the real demand, this will cause excessive cash at bank's ATMs and the cost of lost interest. On the other ...
  • A compressed sensing based approach on discrete algebraic reconstruction technique 

    Demircan Türeyen, Ezgi; Kamaşak, Mustafa Erşel (IEEE, 345 E 47th St, New York, Ny 10017 USA, 2015)
    Discrete tomography (DT) techniques are capable of computing better results, even using less number of projections than the continuous tomography techniques. Discrete Algebraic Reconstruction Technique (DART) is an iterative ...
  • The Role of Search Engine Optimization on Keeping the User on the Site 

    Eğri, Gökhan; Bayrak, Coşkun (Elsevier Science Bv, Sara Burgerhartstraat 25, Po Box 211, 1000 Ae Amsterdam, Netherlands, 2014)
    In today's technology, the role of internet is rapidly increasing and will continue to do so in the future. In this rapid increase, the right data access and integration has become a challenge. Since 93% of internet traffic ...
  • A Systematic Mapping Study on Architectural Analysis 

    Çatal, Çağatay; Atalay, Muratcan (IEEE Computer Soc, 10662 Los Vaqueros Circle, Po Box 3014, Los Alamitos, Ca 90720-1264 Usa, 2013)
    We conduct a Systematic Mapping Study to categorize the primary research papers in architectural analysis. Systematic mapping studies can change the research perspective in an area and they can help to find the ignored ...
  • A Comparative Study to Determine the Effective Window Size of Turkish Word Sense Disambiguation Systems 

    İlgen, Bahar; Adalı, Eşref; Tantuğ, Ahmet Cüneyd (Springer, 233 Spring Street, New York, Ny 10013, United States, 2013)
    In this paper, the effect of different windowing schemes on word sense disambiguation accuracy is presented. Turkish Lexical SampleDataset has been used in the experiments. We took the samples of ambiguous verbs and nouns ...
  • Food Intake Monitoring System for Mobile Devices 

    Mendi, Şekip Engin; Özyavuz, Öcal; Pekesen, Emrah; Bayrak, Coşkun (IEEE, 345 E 47Th St, New York, Ny 10017 Usa, 2013)
    In this paper, we introduce a real-time food intake monitoring system for mobile devices. The proposed system gets acceleration data from the sensor placed on the wrist of the user during a meal. The data is then sent to ...
  • On the use of ensemble of classifiers for accelerometer-based activity recognition 

    Çatal, Çağatay; Tüfekçi, Selin; Pirmit, Elif; Kocabağ, Güner (ELSEVIER SCIENCE BV, PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, 2015-12)
    Activity recognition aims to detect the physical activities such as walking, sitting, and jogging performed by humans. With the widespread adoption and usage of mobile devices in daily life, several advanced applications ...
  • Control in networked systems with fuzzy logic 

    Akbulut, Akhan; Öztaş, Oğuzhan (Tubitak Scientific & Technical Research Council Turkey, Ataturk Bulvarı No 221, Kavaklıdere, Ankara, 00000, Turkey, 2013)
    Recently, the development of control systems based on network-based architecture is getting very high attention. Because of its fast data communication, network-based control is in high demand. However, there are some ...
  • A Fault Detection Strategy For Software Projects 

    Çatal, Çağatay; Diri, Banu (Univ Osijek, Tech Fac, Trg ivane Brlic-Mazuranic 2, Slavonski Brod, Hr-35000, Croatia, 2013-02)
    Abstract The existing software fault prediction models require metrics and fault data belonging to previous software versions or similar software projects. However, there are cases when previous fault data are not present, ...
  • Test Case Prioritization: a Systematic Mapping Study 

    Çatal, Çağatay; Mishra, Deepti (Springer, Van Godewijckstraat 30, 3311 Gz Dordrecht, Netherlands, 2013-09)
    Test case prioritization techniques, which are used to improve the cost-effectiveness of regression testing, order test cases in such a way that those cases that are expected to outperform others in detecting software ...
  • Determination of ECoG Information Flow Activity Based on Granger Causality and Hilbert Transformation 

    Demirer, Rüştü Murat; Özerdem, Mehmet Sıraç; Bayrak, Coşkun; Mendi, Şekip Engin (Elsevier Ireland Ltd, Elsevıer House, Brookvale Plaza, East Park Shannon, Co, Clare, 00000, Ireland, 2013-12)
    Analysis of directional information flow patterns among different regions of the brain is important for investigating the relation between ECoG (electrocorticographic) and mental activity. The objective is to study and ...
  • More Benefits of Adding Sparse Random Links to Wireless Networks: Yet Another Case for Hybrid Networks 

    Erçal, Güneş (Hindawi Publishing Corporation, 410 Park Avenue, 15Th Floor, #287 Pmb, New York, Ny 10022 Usa, 2012)
    We theoretically and experimentally analyze the process of adding sparse random links to random wireless networks modeled as a random geometric graph. While this process has been previously proposed, we are the first to ...
  • Performance Evaluation Metrics for Software Fault Prediction Studies 

    Çatal, Çağatay (Budapest Tech, Becsi Ut 96-B, Budapest, H-1034, Hungary, 2012)
    Experimental studies confirmed that only a small portion of software modules cause faults in software systems. Therefore, the majority of software modules are represented with non-faulty labels and the rest are marked with ...
  • The Ten Best Practices for Test Case Prioritization 

    Çatal, Çağatay (Springer-Verlag Berlin, Heidelberger Platz 3, D-14197 Berlin, Germany, 2012)
    In this study, test case prioritization approaches that are used to execute the regression testing in a cost-effective manner were investigated. We discussed the critical issues and best practices that a software company ...
  • Software Mining And Fault Prediction 

    Çatal, Çağatay (Wiley Periodicals, Inc, One Montgomery St, Suite 1200, San Francisco, Ca 94104 Usa, 2012-10)
    Mining software repositories (MSRs) such as source control repositories, bug repositories, deployment logs, and code repositories provide useful patterns for practitioners. Instead of using these repositories as record-keeping ...
  • Simulating Retrieval From A Highly Clustered Network: Implications For Spoken Word Recognition 

    Vitevitch, Michael S.; Ercal, Güneş; Adagarla, Bhargav (Frontiers Research Foundation, Po Box 110, Lausanne, 1015, Switzerland, 2011)
    Network science describes how entities in complex systems interact, and argues that the structure of the network influences processing. Clustering coefficient, C one measure of network structure refers to the extent to ...
  • An Intelligent Packet Loss Control Heuristic For Connectionless Real-Time Voice Communication 

    Şensoy, Murat; Yılmaz, Burcu; Yılmaz, Erdoğan (Hindawi Publishing Corporation, 410 Park Avenue, 15Th Floor, #287 Pmb, New York, Ny 10022 Usa, 2010)
    Time critical nature of the real-time communication usually makes connection-oriented protocols such as TCP useless, because retransmission of old and probably expired packets is not desired. However, connectionless protocols ...
  • An Improved Tabu Search (ITS) Algorithm Based on Open Cover Theory for Global Extremums 

    Yüksek, Kemal; Çakaloğlu, Serhat (Springer-Verlag Berlin, Heidelberger Platz 3, D-14197 Berlin, Germany, 2009)
    In this study, a new improved Tabu Search (ITS) algorithm with an open-cover approach is presented for solving global optimization of multimodal functions which have continuous or discrete variables. The method uses open ...
  • Structure-Preserving And Query-Biased Document Summarisation For Web Searching 

    Pembe, F. Canan; Güngör, Tunga (Emerald Group Publishing Limited, Howard House, Wagon Lane, Bingley Bd16 1Wa, W Yorkshire, England, 2009)
    Purpose - The purpose of this paper is to develop a new summarisation approach, namely structure-preserving and query-biased summarisation, to improve the effectiveness of web searching. During web searching, one aid for ...

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