• Feasibility of distorted born iterative method for detecting early stage of heart failure 

  Doğu, Semih; Bilgin, Egemen; Joof, Sulayman; Akıncı, Mehmet Nuri (IEEE, 2020)

  In this paper, we analyze the feasibility of using microwaves to detect early stage of congestive heart failure, which causes water accumulation in the lungs. To this aim, a slice from realistic human torso phantom, which ...

• An FPGA implementation of a RISC-V based SoC system for image processing applications 

  Gholizadehazari, Erfan; Ayhan, Tuba; Ors, Berna (IEEE, 2021)

  The Laplacian filter is one of the fundamental applications in image processing. In our work, the Laplacian filter has been applied to an image, and both hardware and software implementation of the filter has been studied. ...

• An antipodal vivaldi antenna design for torso imaging in a coupling medium 

  Joof, Sulayman; Doğu, Semih; Bilgin, Egemen; Çayören, Mehmet (IEEE, 2021)

  An antipodal Vivaldi antenna designed to operate in a coupling medium with a relative dielectric constant of epsilon(r) = 25 for microwave imaging of torso is presented in this paper. The proposed antenna is similar to the ...

• Highlighting of lecture video closed captions 

  Öztufan, Huseyin Efe; Yıldırım, Göktuğ; Arısoy, Ebru (IEEE, 2020)

  The main purpose of this study is to automatically highlight important regions of lecture video subtitles. Even though watching videos is an effective way of learning, the main disadvantage of video-based education is ...

• Experimental observation of temperature and pressure induced frequency fluctuations in silicon MEMS resonators 

  Pandit, Milind; Mustafazade, Arif; Sobreviela, Guillermo; Zhao, Chun; Zou, Xudong; Seshia A, Ashwin (IEEE, 2021)

  Silicon MEMS resonators are increasingly being adopted for applications in timing and frequency control, as well as precision sensing. It is well established that a key limitation to performance is associated with sensitivity ...

• Uncertainty-Aware Representations for spoken question answering 

  Arısoy, Ebru; Ünlü, Merve (Institute of Electrical and Electronics Engineers Inc., 2021)

  This paper describes a spoken question answering system that utilizes the uncertainty in automatic speech recognition (ASR) to mitigate the effect of ASR errors on question answering. Spoken question answering is typically ...

• A modified newton method formulation for microwave imaging 

  Bilgin, Egemen; Doğu, Semih; Coşğun, Sema; Çayören, Mehmet (IEEE, 2020)

  A new variant of Newton type methods has been developed for quantitative microwave imaging. To deal with the ill-posedness of the inverse problems, standard Newton type methods involve a linearization of the so called data ...

• Microwave imaging of breast cancer with factorization method: SPIONs as contrast agent 

  Coşğun, Sema; Bilgin, Egemen; Çayӧren, Mehmet (Wiley, 2020)

  Female breast at macroscopic scale is a non-magnetic medium, which eliminates the possibility of realizing microwave imaging of the breast cancer based on magnetic permeability variations. However, by administering ...

• Negatif olmayan gürültü giderici değişimli oto-kodlayıcılar kullanarak tek kanaldan kaynak ayrıştırma için zayıf etiket denetimi 

  Karamatlı, Ertuğ; Cemgil, Ali Taylan; Kırbız, Serap (IEEE, 2019)

  Derin öğrenme modelleri, büyük miktarda etiketlenmiş veri bulunduğunda kaynak ayrıştırmada çok başarılı olmaktadır. Bununla birlikte, dikkatlice etiketlenmiş veri kümelerine erişim her zaman mümkün olmamaktadır. Bu bildiride, ...

• İlişkisel veri ayrıştırılmasında model seçimi 

  Hızlı, Çağlar; Cemgil, Taylan; Kırbız, Serap (IEEE, 2019)

  İlişkisel veri analizinde temel bir problem olan topluluk seziminde, ilişkisel veri için model seçimi hala açık bir problemdir. Bu bildiride, Bayesçi atama modelinin (BAM) genel atama çerçevesi içinde, karmaşık üyelik ...

• The impact of D2D connections on network-assisted mobile data offloading 

  Tan, Ahmet Serdar; Zeydan, Engin (IEEE, 2018)

  The exponential increase of mobile data traffic pushes mobile operators to seek more efficient heterogeneous communication techniques. In this study, multi-user extension methods for multiple attribute decision making ...

• Audio source separation using variational autoencoders and weak class supervision 

  Karamatlı, Ertuğ; Cemgil, Ali Taylan; Kırbız, Serap (Institute of Electrical and Electronics Engineers (IEEE), 2019)

  In this letter, we propose a source separation method that is trained by observing the mixtures and the class labels of the sources present in the mixture without any access to isolated sources. Since our method does not ...

• 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 ...

• A RAN/SDN controller based connectivity management platform for mobile service providers 

  Zeydan, Engin; Tan, A. Serdar; Ayhan, Gökhan; Koca, Melih (Institute of Electrical and Electronics Engineers Inc., 2017)

  In this demo, we demonstrate the integration of radio access network (RAN)/Software-Defined Networking (SDN) controller with a connectivity management platform designed for mobile wireless networks. This is an architecture ...

• Performance of taiwanese domestic equity funds during quantitative easing 

  Tan, Ömer Faruk (2016)

  This study is the first analysis on the performance of Taiwanese domestic equity funds during the period of January, 2009 and October, 2014. For the period, quantitative redirected capital flowed toward developing economies ...

• Türkçe sözlü ders anlatımları için otomatik yazılandırma ve geri getirim sistemi geliştirilmesi 

  Arısoy, Ebru; Saraçlar, Murat (2017)

  ...

• Turkish Broadcast News Transcription Revisited 

  Arısoy, Ebru; Saraçlar, Murat (2018)

  Bu çalışmada yaklaşık on yıl önce gerçeklenen Türkçe haber programları için otomatik konuşma tanımayla yazılandırma sistemi güncel yöntemlerle yenilenerek aynı veri üzerindeki başarımı ölçülmüştür. Son yıllarda yapay sinir ...

• Question answering for spoken lecture processing 

  Ünlü, Merve; Arısoy, Ebru; Saraçlar, Murat (Institute of Electrical and Electronics Engineers (IEEE), 2019)

  This paper presents a question answering (QA) system developed for spoken lecture processing. The questions are presented to the system in written form and the answers are returned from lecture videos. In contrast to the ...

• Turkish speech recognition 

  Arısoy, Ebru; Saraçlar, Murat (2018)

  Automatic speech recognition (ASR) is one of the most important applications of speech and language processing, as it forms the bridge between spoken and written language processing. This chapter presents an overview of ...

• Language modeling for Turkish text and speech processing 

  Arısoy, Ebru; Saraçlar, Murat (Springer, 2018)

  This chapter presents an overview of language modeling followed by a discussion of the challenges in Turkish language modeling. Sub-lexical units are commonly used to reduce the high out-of-vocabulary (OOV) rates of ...

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