Now showing items 1-20 of 58

  • Adaptive visual obstacle detection for mobile robots using monocular camera and ultrasonic sensor 

    Tek, Faik Boray; İyidir, İbrahim Kamil; Kırcalı, Doğan (Springer-Verlag, 2012-10-07)
    This paper presents a novel vision based obstacle detection algorithm that is adapted from a powerful background subtraction algorithm: ViBe (VIsual Background Extractor). We describe an adaptive obstacle detection method ...
  • An all-words sense annotated Turkish corpus 

    Akçakaya, Sinan; Yıldız, Olcay Taner (IEEE, 2018-01-01)
    This paper reports our efforts in constructing of a sense labeled Turkish corpus with respect to Turkish Language Institution's dictionary, using the traditional method of manual tagging. We tagged a pre-built parallel ...
  • All-words word sense disambiguation for Turkish 

    Açıkgöz, Onur; Gürkan, Ali Tunca; Ertopçu, Burak; Topsakal, Ozan; Özenç, Berke; Kanburoğlu, Ali Buğra; Çam, İlker; Avar, Begüm; Ercan, Gökhan; Yıldız, Olcay Taner (IEEE, 2017)
    Identifying the sense of a word within a context is a challenging problem and has many applications in natural language processing. This assignment problem is called word sense disambiguation(WSD). Many papers in the ...
  • Animal Sound Classification Using A Convolutional Neural Network 

    Şaşmaz, Emre; Tek, Faik Boray (IEEE, 2018-01-01)
    In this paper, we investigate the problem of animal sound classification using deep learning and propose a system based on convolutional neural network architecture. As the input to the network, sound files were preprocessed ...
  • Budding Trees 

    Yıldız, Olcay Taner; İrsoy, Ozan; Alpaydın, Ethem (IEEE Computer Soc, 2014-08-24)
    We propose a new decision tree model, named the budding tree, where a node can be both a leaf and an internal decision node. Each bud node starts as a leaf node, can then grow children, but then later on, if necessary, its ...
  • Bulanık mantık kullanılarak sese duyarlı aydınlatma 

    Kanburoğlu, Ali Buğra; Şaşmaz, Emre (IEEE, 2017)
    Sanayileşmenin ve teknolojinin gelişmesiyle birlikte, geçmişte çözülememiş olan problemler daha kolay çözülebilir hale gelmiştir. İnsan beyninin çalışma mekanizması çeşitli metotlar halinde bilgisayarlarda uygulanmaya ...
  • Chunking in Turkish with conditional random fields 

    Yıldız, Olcay Taner; Solak, Ercan; Ehsani, Razieh; Görgün, Onur; Gelbukh, A (Springer-Verlag, 2015-04-14)
    In this paper, we report our work on chunking in Turkish. We used the data that we generated by manually translating a subset of the Penn Treebank. We exploited the already available tags in the trees to automatically ...
  • Comparison of Turkish Proposition Banks by Frame Matching 

    Ak, Koray; Bakay, Özge; Yıldız, Olcay Taner (IEEE, 2018-01-01)
    By indicating semantic relations between a predicate and its associated participants in a sentence and identifying the role-bearing constituents, SRL provides an extensive dataset to understand natural languages and to ...
  • Constructing a Turkish constituency parse treeBank 

    Yıldız, Olcay Taner; Solak, Ercan; Çandır, Şemsinur; Görgün, Onur; Ehsani, Razieh (Springer Verlag, 2016)
    In this paper, we describe our initial efforts for creating a Turkish constituency parse treebank by utilizing the English Penn Treebank. We employ a semiautomated approach for annotation. In our previouswork [18], the ...
  • Context sensitive search engine 

    Düzağaç, Remzi; Yıldız, Olcay Taner (SPRINGER-VERLAG BERLIN, 2014)
    In this paper, we use context information extracted from the documents in the collection to improve the performance of the search engine. In first step, we extract context using Lucene, DBPedia-Spotlight, and Wordnet. As ...
  • Creating Important Statement Type Comments in Autocomment: Automatic Comment Generation Framework 

    Yıldız, Eren; Ekin, Emine (IEEE, 2018-01-01)
    This study explains important statement comments generated by Autocomment, which is an automatic comment generation framework described in [1]. To create the comments, the source code is not expected to be runnable, but ...
  • Crossing minimization in weighted bipartite graphs 

    Çakıroğlu, Olca A.; Erten, Cesim; Karataş, Ömer; Sözdinler, Melih (SPRINGER-VERLAG BERLIN, 2007)
    Given a bipartite graph G = (L-0, L-1, E) and a fixed ordering of the nodes in L-0, the problem of finding an ordering of the nodes in L-1 that minimizes the number of crossings has received much attention in literature. ...
  • Data Set Generation for Analysing of Turkish Semantic and Sentence Similarity 

    Ercan, Gökhan; Erkek, Orcun; Açıkgöz, Onur; Özçelik, Rıza; Parlar, Selen; Yıldız, Olcay Taner (IEEE, 2018-01-01)
    The aim of paper is generate a data set for analysing of Turkish semenatic and sentence similarity.
  • Demo abstract: TeleHealth - Intelligent healthcare with M2M communication module 

    Erman, Ayşegül Tüysüz; Erman, Kamil; Özgül, Mehmet Emin; Ayyıldız, Cem; Güngör, Çağrı (ACM, 2012-11-06)
    Chronic diseases, such as diabetes, heart disease (e.g. arrhythmia and hypertension), chronic respiratory diseases (e.g. asthma and COPD), are by far the leading cause of mortality in the world, representing 63% of all ...
  • Design of real-time VBR traffic shaping schemes by considering the impact of both buffer overflows and deadline violations 

    Dağ, Tamer; Stavrakakis, Ioannis (INT INST INFORMATICS & SYSTEMICS, 2005)
    While smoothing the traffic of time sensitive applications at the user premises can reduce the losses due to buffer overflows within the network, it may have an adverse effect on the losses due to the deadline violations ...
  • Detection of DHCP Starvation Attacks in Software Defined Networks: A Case Study 

    Toprak, Cansu; Türker, Cem; Tüysüz Erman, Ayşegül (IEEE, 2018-01-01)
    Software Defined Networking (SDN) is an emerging concept that maintains and analyzes the network status with its centralized architecture. This facility ensures network operators to monitor and manage the network elements ...
  • Doǧrudan pazarlama amaçli hedef kitle analizi 

    Kegeci, Sinan; Özbek, Eyüp Erkan; Türkel, Mustafa Sertaç; Düzag̃aç, Remzi; Yıldız, Olcay Taner (Institute of Electrical and Electronics Engineers Inc., 2018-07-05)
    Direct marketing, which is one of the most popular marketing approaches in the recent years, can be defined as the shortest and most accurate way of matching suitable products with the appropriate people. In this paper, ...
  • Driver Recognition Using Gaussian Mixture Models and Decision Fusion Techniques 

    Benli, Kristin Surpuhi; Düzağaç, Remzi; Eskil, Mustafa Taner (SPRINGER-VERLAG BERLIN, 2008)
    In this paper we present our research in driver recognition. The goal of this study is to investigate the performance of different classifier fusion techniques in a driver recognition scenario. We are using solely driving ...
  • Elektronik bateri oyunu için somut bir kullanıcı arayüzü 

    Ay, Fahrettin; Engin, İlkan; İnce, Gökhan (IEEE, 2017)
    Along with the widespread use of technology, there have been many studies on human-computer relation recently. Study of the effects of computer systems on human education can be shown as an example of this. In this paper, ...
  • English-Turkish parallel treebank with morphological annotations and its use in tree-based SMT 

    Görgün, Onur; Yıldız, Olcay Taner; Solak, Ercan; Ehsani, Razieh (SciTePress, 2016)
    In this paper, we report our tree based statistical translation study from English to Turkish. We describe our data generation process and report the initial results of tree-based translation under a simple model. For ...