• Data repair in BS-assisted distributed data caching 

  Kaya, Erdi; Haytaoğlu, Elif; Arslan, Şuayb Şefik (IEEE, 2020)

  In this paper, centralized and independent repair approaches based on device-to-device communication for the repair of the lost nodes have been investigated in a cellular network where distributed caching is applied whose ...

• TurCoins: Turkish republic coin dataset 

  Temiz, Hüseyin; Gökberk, Berk; Akarun, Lale (IEEE, 2021)

  In this paper, we present a novel and comprehensive dataset which contains Turkish Republic coins minted since 1924 and present a deep learning based system that can automatically classify coins. The proposed dataset ...

• Adaptive boosting of DNN ensembles for brain-computer interface spellers 

  Güney, Osman Berke; Koç, Emirhan; Aksoy, Can; Çatak, Yiğit; Arslan, Şuayb Şefik; Özkan, Hüseyin (IEEE, 2021)

  Steady-state visual evoked potentials (SSVEP) are commonly used in brain computer interface (BCI) applications such as spelling systems, due to their advantages over other paradigms. In this study, we develop a method for ...

• Average bandwidth-cost vs. storage trade-off for bs-assisted distributed storage networks 

  Pourmandi, Massoud; Arslan, Şuayb Şefik; Pusane, Ali Emre; Haytaoğlu, Elif; Tengiz, Ayse Ceyda (IEEE, 2021)

  In this study, we consider a hierarchically structured base station (BS)-assisted cellular system equipped with a backend distributed data storage in which nodes randomly arrive and depart the cell. We numerically motivate ...

• Fault-tolerant strassen-like matrix multiplication 

  Güney, Osman B.; Oblokulov, Muhtasham; Arslan, Şuayb Şefik (IEEE, 2020)

  In this study, we propose a simple method for fault-tolerant Strassen-like matrix multiplications. The proposed method is based on using two distinct Strassen-like algorithms instead of replicating a given one. We have ...

• Cost of guessing: applications to data repair 

  Arslan, Şuayb Şefik; Haytaoğlu, Elif (Institute of Electrical and Electronics Engineers Inc., 2020)

  In this paper, we introduce the notion of cost of guessing and provide an optimal strategy for guessing a random variable taking values on a finite set whereby each choice may be associated with a positive finite cost ...

• Cloud2HDD: large-scale HDD data analysis on cloud for cloud datacenters 

  Zeydan, Engin; Arslan, Şefik Şuayb (IEEE, 2020)

  The main focus of this paper is to develop a distributed large scale data analysis platform for the opensource data of Backblaze cloud datacenter which consists of operational hard disk drive (HDD) information collected ...

• Recognizing non-manual signs in Turkish sign language 

  Aktaş, Müjde; Gökberk, Berk; Akarun, Lale (IEEE, 2019)

  Recognition of non-manual components in sign language has been a neglected topic, partly due to the absence of annotated non-manual sign datasets. We have collected a dataset of videos with non-manual signs, displaying ...

• Multi-view reconstruction of 3D human pose with procrustes analysis 

  Temiz, Hüseyin; Gökberk, Berk; Akarun, Lale (IEEE, 2019)

  Recovery of 3D human pose from cameras has been the subject of intensive research in the last decade. Algorithms that can estimate the 3D pose from a single image have been developed. At the same time, many camera environments ...

• Distributed matrix multiplication with MDS array BP-XOR codes for scaling clusters 

  Arslan, Şuayb Şefik (IEEE, 2019)

  This study presents a novel coded computation technique for distributed matrix-matrix product computation at a massive scale that outperforms well known previous strategies in terms of total execution time. Our method ...

• Kernel density estimation for optimal detection in All-Bit-Line MLC flash memories 

  Ashraf, Reza A.; Pusane, Ali E.; Arslan, Şuayb Şefik (IEEE, 2019)

  NAND flash memories have recently become the main component of large-scale non-volatile storage systems. Recent studies have shown that various error sources degrade the Multi-level cell (MLC) memory performance, including ...

• An XML parser for Turkish wikipedia 

  Vardar, Uluç Furkan; Devran, İlkay Tevfik; Demir, Şeniz (IEEE, 2019)

  Nowadays, visual and written data that can be easily accessed over the internet has enabled the development of research in many different fields. However, the availability of data is not sufficient by itself. It is of great ...

• A visualization platfom for disk failure analysis 

  Yiğit, İbrahim Onuralp; Arslan, Şuayb Şefik; Zeydan, Engin (IEEE, 2018)

  Binlerce depolama aygıtının birarada çalıştığı büyük veri merkezi gibi ortamlarda, bir veya daha çok depolama aygıtının aynı anda bozulması veya beklenenden farklı şekillerde çalışması, artık süpriz olmaktan çıkıp bilinen ...

• An overview of blockchain technologies: principles, opportunities and challenges 

  Mermer, Gültekin Berahan; Zeydan, Engin; Arslan, Şuayb Şefik (IEEE, 2018)

  Blokzincir, toplumumuzun birbiriyle iletişim kurma ve ticaret yapma biçiminde devrim yapma potansiyeline sahip, yakın zamanda ortaya çıkmış olan bir teknolojidir. Bu teknolojinin sağladığı en önemli avantaj aracı gerektiren ...

• Parallelization and performance analysis of reversible circuit synthesis 

  Susam, Ömercan; Arslan, Şuayb Şefik (26th IEEE Signal Processing and Communications Applications Conference, SIU 2018IEEE, 2018)

  Kuantum bilgisayarların son on yılda yükselen popülerliği tersinir devre sentezine verilen ilginin de artması ile sonuçlanmıştır. Bu çalı¸smada, literatürde popüler olarak bilinen temel fonksiyonlara dayalı bir sentezleme ...

• Next-generation data storage: transistor and DNA 

  Ashrafi, Reza A.; Pusane, Ali E.; Arslan, Şuayb Şefik (Institute of Electrical and Electronics Engineers Inc., 2018)

  With the generation of diverse data growing at exponential rates, investigating better digital storage media is inevitable. Currently, one solution is the utilization of solid-state based memory devices, which offer several ...

• Facial expression recognition from still images 

  Gazioglu, Bilge Suheyla Akkoca; Gökmen, Muhittin (2017)

  With the development of technology, Facial Expression Recognition (FER) become one of the important research areas in Human Computer Interaction. Changes in the movement of some muscles in face create the facial expressions. ...

• A multiobjective evolutionary algorithm approach for map sketch generation 

  Topcu, Şafak; Etaner-Uyar, A. Sima (2018)

  In this paper, we present a method to generate map sketches for strategy games using a state of the art many-objective evolutionary algorithm, namely NSGAIII. The map sketch generator proposed in this study outputs a three ...

• Corner detection by Local Zernike Moments 

  Ozbulak, Gokhan; Gökmen, Muhittin (2015)

  In this paper, our corner-based interest point detector, Robust Local Zernike Moment based Features (R-LZMF), which was proved to be scale, rotation and translation-invariant, is investigated for invariance against affine ...

• Facial landmark localization in depth images using supervised ridge descent 

  Camgoz, Necati Cihan; Struc, Vitomir; Gökberk, Berk; Akarun, Lale; Kindiroglu, Ahmet Alp (2015)

  Supervised Descent Method (SDM) has proven successful in many computer vision applications such as face alignment, tracking and camera calibration. Recent studies which used SDM, achieved state of the-art performance on ...

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