Yazar "Duru, Dilek Göksel" için Biyomedikal Mühendisliği Bölümü Bildiri & Sunum Koleksiyonu listeleme
-
Comparative Multiple Sclerosis Lesion Segmentation in Magnetic Resonance Images
İsoğlu, Selin; Koca Işıkçı, Elif; Duru, Dilek Göksel (IEEE, 2017)In this study, the unsupervised clustering method namely K-means algorithm is applied for identifying the multiple sclerosis (MS) lesions in magnetic resonance (MR) images automatically. MS lesion detection is essential ... -
Dynamic time warping based connectivity classification of event-related potentials
Al-Rubaye, Kadhum Kareem; Bayat, Oǧuz; Ucan, Osman Nuri; Duru, Dilek Göksel; Duru, Adil Deniz (Institute of Electrical and Electronics Engineers Inc., 2019)Human brain electrical responses measured as Electroencephalogram epochs have different characteristics by means of amplitude and frequency content depending on the conditions and stimuli. Event-related potentials are the ... -
Evrişimsel sinir ağları tabanlı MR-MS imgeleri sınıflandırması
Duru, Dilek Göksel; Duru, Adil Deniz (Institute of Electrical and Electronics Engineers Inc., 2019)Processing of brain images has some difficulties because of the large data size and complexity of the data. Deep learning facilitates hierarchicical feature extraction automatically. However the optimization of deep nets ... -
Extraction of Multiple Sclerosis Lesions in MR Images Based on Active Contours
Işıkçı, Elif; Duru, Dilek Göksel (IEEE, 2015)In this study, a semi automatic segmentation of multiple sclerosis lesions in magnetic resonance (MR) images based on active contours is done. Based on the seed area selection by the user, the parametric active contours ... -
Göz Hareketleri Takibi ile Elit Sporcularda Bakış Karakteristikleri Analizi: Pilot Çalışma
Balcıoğlu, Taylan; Şahin, Duygu; Assem, Moataz; Selman, Saliha Büşra; Duru, Dilek Göksel (IEEE, 2014)Eye movements are essential for natural vision. Eye tracking technology is being used in research in many disciplines to examine the differences in the visual attention of experts and novices. Eye tracking research in ... -
Investigation of Electrophysiological Features During Mental Workload Paradigm
Duru, Dilek Göksel; Duru, Adil Deniz (IEEE, 2016)In the last few decades, the relationship between the mental workload and electrophysiological measurements are being studied. The aim of this study is to measure the electrophysiological responses of the autonomic and ... -
Maksimum oksijen tüketimi ile elektrofizyolojik ölçümler arasındaki ilişkinin analizi
Taner, Umut; İşoğlu, Selin; Yıldırım, Esin; Işıkçı Koca, Elif; Duru, Dilek Göksel (IEEE, 2016)Bu çalışmada, beyin dinlenim durumu ve mental performans gerektiren durumlar arasındaki geçişlerde gözlenen merkezi ve otonom sinir sistemi yanıtlarındaki farklılıkların fiziksel performansa bağıl bulguları hedeflenmiştir. ... -
Olaya İlişkin Potansiyellerde Derin Öğrenme ile Örüntü Sınıflandırması
Duru, Dilek Göksel; Duru, Adil Deniz (IEEE, 2018)Cognitive state of a person can be monitored by the use of brain electrical activity measurements (Electroencephalogram, EEG). In the concept of this study, it is aimed to classify EEG topographies using deep learning. ... -
Pulse controlled driver safety awareness system: A pilot study
Çeliker, Denizhan; Erçelik, Can; Duru, Dilek Göksel (Institute of Electrical and Electronics Engineers Inc., 2018)Heart rate monitoring using wrist-type photoplethysmographic (PPG) signals during driving is of vital importance, since a sudden infarct or an asynchronous heart rhythm might cause life threaten consequences. In this work, ... -
Relationship between Mental Workload and Photoplethysmography in the Effect of Physical Performance
Koca, Elif Işıkçı; Duru, Dilek Göksel (IEEE, 2017)Bu çalışmada dinlenim durumu ve fiziksel performansla ilintili yorgunluk durumunda mental aktivite esnasında oluşan fotopletismografi (PPG) sinyalleri incelenmiştir. Kontrollü fiziksel yorgunluk ile mental işyükü arasındaki ... -
White Matter Changes in Thalamic Stroke
Yumerhodzha, Sami; Duru, Dilek Göksel; Duru, Adil Deniz; Bebek, Nerses (IEEE, 2014)Stroke as one the most significant health problems can be diagnosed by clinical symptoms and medical imaging modalities. Stroke patients mostly suffer from white matter changes, so the detection of any change in the white ... -
Yolak Tabanlı Uzaysal İstatistik ile Talamik İnme Sonrası Anatomik Bağlantısallık Değişimlerinin İncelenmesi
Duru, Dilek Göksel; Yumerhodzha, Sami; Duru, Adil Deniz; Sencer, Serra; Bebek, Nerses (IEEE, 2015)Diffusion tensor imaging (DTI) techniques allow the detection of changes in the microstructure of the human brain. The detection and follow-up of the underlying pathology and disruption of tissues is of vital importance. ... -
Zıt mevsim video uyaranlarına karşı ölçülen beyin elektriksel dinamiklerinin sınıflandırılması
Atasoy, Mehmet Berkay; Birankar, Eyüp; Arıca, Şafak Abdullah; Güney, Selen; Akbulut, Hüseyin; Achylov, Rahmet; Duru, Dilek Göksel; Duru, Adil Deniz (Institute of Electrical and Electronics Engineers Inc., 2019)In this study, it was aimed to classify the electrical signals recorded from human brain during different season (summer-winter) videos as stimuli. Data have been recorded using 14 channels EEG from four male participants. ...