• Robust parallel hybrid artificial bee colony algorithms for the multi-dimensional numerical optimization 

  Dökeroǧlu, Tansel; Pehlivan, Selen; Avenoğlu, Bilgin (2020)

  This study proposes a set of new robust parallel hybrid metaheuristic algorithms based on artificial bee colony (ABC) and teaching learning-based optimization (TLBO) for the multi-dimensional numerical problems. The best ...
• Human action recognition in first person videos using verb-object Pairs 

  Pehlivan, Selen; Gökçe, Zeynep (Institute of Electrical and Electronics Engineers Inc., 2019)

  Human action recognition problem is important for distinguishing the rich variety of human activities in first-person videos. While there has been an improvement in egocentric action recognition, the space of action ...
• A survey on new generation metaheuristic algorithms 

  Dökeroǧlu, Tansel; Sevinç, Ender; Küçükyılmaz, Tayfun; Coşar, Ahmet (Elsevier Ltd., 2019)

  Metaheuristics are an impressive area of research with extremely important improvements in the solution of intractable optimization problems. Major advances have been made since the first metaheuristic was proposed and ...
• Optimized Multiple Description Coding for Temporal Video Scalability 

  Choupani, R.; Wong, S.; Tolun, M. (2013)

  The vast application of video streaming over the Internet requires video adaptation to the fluctuations of the available bandwidth, and the rendering capabilities of the receiver device. On the other hand, the available ...
• Using context information for staged configuration of feature models 

  Karataş, A.S.; Doǧru, A.H.; Oǧuztüzün, H.; Tolun, M. (2011)

  Since their introduction feature models have been widely accepted and used in Software Product Lines. However, feature models may become too large easily, which complicates the management of the model. One of the reasons ...
• A novel parallel local search algorithm for the maximum vertex weight clique problem in large graphs 

  Sevinc, E.; Dokeroglu, T. (Springer Verlag, 2019)

  This study proposes a new parallel local search algorithm (Par-LS) for solving the maximum vertex weight clique problem (MVWCP) in large graphs. Solving the MVWCP in a large graph with millions of edges and vertices is an ...
• A machine learning framework for full-reference 3D shape quality assessment 

  Yildiz, Z.C.; Oztireli, A.C.; Capin, T. (Springer Verlag, 2018)

  To decide whether the perceived quality of a mesh is influenced by a certain modification such as compression or simplification, a metric for estimating the visual quality of 3D meshes is required. Today, machine learning ...
• A hybrid energy harvesting framework for energy efficiency in wireless sensor networks based smart grid applications 

  Yildiz, H.U.; Gungor, V.C.; Tavli, B. (Institute of Electrical and Electronics Engineers Inc., 2018)

  In smart grid applications, Wireless Sensor Net-works (WSNs) which consist of battery limited sensor nodes are used on critical equipments of power distribution grids for monitoring purposes. WSN nodes have tight energy ...
• A Fully Object-space Approach for Full-reference Visual Quality Assessment of Static and Animated 3D Meshes 

  Yildiz, Z.C.; Capin, Tolga (VISIGRAPP 2019 - Proceedings of the 14th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, 2019)

  3D mesh models are exposed to several geometric operations such as simplification and compression. Several metrics for evaluating the perceived quality of 3D meshes have already been developed. However, most of these metrics ...
• A comprehensive study of the affective and physiological responses induced by dynamic virtual reality environments 

  Cebeci, B.; Celikcan, U.; Çapın, Tolga (John Wiley and Sons Ltd, 2019)

  Previous studies showed that virtual reality (VR) environments can affect emotional state and cause significant changes in physiological responses. Aside from these effects, inadvertently induced cybersickness is a notorious ...
• A novel hybrid teaching-learning-based optimization algorithm for the classification of data by using extreme learning machines 

  Sevinc, Ender; Dokeroglu, Tansel (A novel hybrid teaching-learning-based optimization algorithm for the classification of data by using extreme learning machines, 2019)

  Data classification is the process of organizing data by relevant categories. In this way, the data can be understood and used more efficiently by scientists. Numerous studies have been proposed in the literature for the ...
• A clustering-based method to estimate saliency in 3D animated meshes 

  Bulbul, Abdullah; Arpa, Sami; Capin, Tolga (PERGAMON-ELSEVIER SCIENCE LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2014)

  We present a model to determine the perceptually significant elements in animated 3D scenes using a motion-saliency method. Our model clusters vertices with similar motion-related behaviors. To find these similarities, for ...
• Speaker Model Adaptation Based On Confidence Score 

  Mengusoglu, Erhan (UNIV OSIJEK, TECH FAC, TRG IVANE BRLIC-MAZURANIC 2, SLAVONSKI BROD, HR-35000, CROATIA, 2015)

  Confidence measures are expected to give a measure of reliability on the result of a speech/speaker recognition system. Most commonly used confidence measures are based on posterior word or phoneme probabilities which can ...
• A context-aware and workflow-based framework for pervasive environments 

  Avenoglu, Bilgin; Eren, P. Erhan (SPRINGER HEIDELBERG, TIERGARTENSTRASSE 17, D-69121 HEIDELBERG, GERMANY, 2019)

  Using currently available infrastructure in pervasive environments it is possible to provide intelligent mechanisms that offer people help and guidance for organizing their daily activities. In this study, a framework ...
• Artificial Bee Colony Optimization for the Quadratic Assignment Problem 

  Dokeroglu, Tansel; Sevinc, Ender; Cosar, Ahmet (ELSEVIER SCIENCE BV, PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, 2019)

  We propose hybrid Artificial Bee Colony (ABC) optimization algorithms for the well-known Quadratic Assignment Problem (QAP). Large problem instances of the QAP are still very challenging. Scientists have not discovered any ...
• Evolutionary Parallel Extreme Learning Machines for the Data Classification Problem 

  Dokeroglu, Tansel; Sevinc, Ender (PERGAMON-ELSEVIER SCIENCE LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2019)

  This study proposes an Island Parallel Evolutionary Extreme Learning Machine algorithm (WE-ELM) for the well-known data classification problem. The ELM is a fast and efficient machine learning technique with its single ...
• Distinct Representations in Occipito-temporal, Parietal, and Premotor Cortex During Action Perception Revealed by fMRI and Computational Modeling 

  Urgen, Burcu A.; Pehlivan, Selen; Saygin, Ayse P. (PERGAMON-ELSEVIER SCIENCE LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, 2019)

  Visual processing of actions is supported by a network consisting of occipito-temporal, parietal, and premotor regions in the human brain, known as the Action Observation Network (AON). In the present study, we investigate ...
• Image Reproduction with Compensation of Luminance Adaptation 

  Celikcan, Ufuk; Arpa, Sami; Capin, Tolga (SPRINGER LONDON LTD, 236 GRAYS INN RD, 6TH FLOOR, LONDON WC1X 8HL, ENGLAND, 2017)

  We introduce an image reproduction model that retargets colors for printing purposes to ensure similar luminance perception under photopic and scotopic vision. Our model is based on the physiological functioning of the rod ...
• Style-based biped walking control 

  Kavafoglu, Zumra; Kavafoglu, Ersan; Cimen, Gokcen; Capin, Tolga; Gurcay, Hasmet (SPRINGER, 233 SPRING ST, NEW YORK, NY 10013 USA, 2018)

  We present a control approach for synthesizing physics-based walking motions that mimic the style of a given reference walking motion. Style transfer between the reference motion and its physically simulated counterpart ...
• Improving Resiliency Against DDoS Attacks by SDN and Multipath Orchestration of VNF Services 

  Alparslan, Onur; Gunes, Onur; Hanay, Y. Sinan; Arakawa, Shin'ichi; Murata, Masayuki (IEEE, 345 E 47TH ST, NEW YORK, NY 10017 USA, 2017)

  We propose an architecture that increases the resiliency against DDoS attacks by leveraging virtual network functions (VNF) and software defined networking (SDN). In the first step, the proposed architecture places the ...

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