6 results on '"derin öğrenme"'
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2. Derin öğrenme kullanılarak nesnelerin interneti tabanlı mobil sürücü yorgunluk tespiti.
- Author
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Şafak, Emre, Doğru, İbrahim Alper, Barışçı, Necaattin, and Toklu, Sinan
- Subjects
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CONVOLUTIONAL neural networks , *DEEP learning , *MACHINE learning , *DROWSINESS , *IMAGE processing - Abstract
Driver drowsiness detection is an important issue to prevent traffic accidents. 40% of severe traffic accidents are due to drowsiness. Various methods are used for driver drowsiness detection. One of the driver drowsiness detection method is driver drowsiness detection based on the analysis of signals such as EEG and ECG. Another driver drowsiness detection method is driver drowsiness detection based on vehicle-driver interaction. The last driver drowsiness detection method used in the study is driver drowsiness detection from images. This method is more advantageous than the other two methods in terms of cost and usability because no driver intervention required. Classical image processing techniques and deep learning algorithms are used for driver drowsiness detection from images. Recent driver drowsiness detection studies are based on deep learning models. In addition, the model to be developed will need to be able to work on mobile devices in order to ensure widespread use. In the study, Convolutional Neural Networks were used for driver drowsiness detection on mobile devices. In order to increase the success rate of the model, the pre-trained model was reused with the transfer learning technique. The model developed for the training consists of 14 layers and 1,236,217 parameters. The dataset consists of two categories, open-eye and closed-eye images. The developed model achieved 95.65% accuracy, 95.86% precision, 94.32% recall and 95.17% f1 score which achieved better results than previous studies. A dataset of 2425 images was used to train the model. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
3. Arı hastalıklarının hibrit bir derin öğrenme yöntemi ile tespiti.
- Author
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Metlek, Sedat and Kayaalp, Kıyas
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ARTIFICIAL neural networks , *NOSOLOGY , *CONVOLUTIONAL neural networks , *IMAGE processing , *FERTILIZERS , *BEES , *POLLINATION by bees , *FEATURE extraction - Abstract
Bees are one of the oldest living species in the world, having a major impact on the development of living species. The continuity of plants at the bottom of the food chain is directly related to the pollination of bees. Bees are a global insurance because of this characteristic. For this reason, it is very important to check the health status of bees. Depending on the technology developed nowadays, it is possible to control the health status of bees remotely with real-time image processing applications. In the study, feature extraction methods, which are the strengths of deep learning, were executed from two different arms and aggressive changes in images were detected. In the classification process; Instead of Softmax classifier based on probability calculation, multi-layer feedback artificial neural network (MLFB-ANN) model has been used. The success of the designed system has also been compared with the Softmax classifier. As a result of experimental studies, 93.07% success rate can be achieved with Softmax classifier for six different bee diseases on the same data set, while 95.04% success rate has been obtained with the developed system. In this study, a hybrid method based on deep learning methods was proposed for the classification of bee diseases and successful results were obtained. [ABSTRACT FROM AUTHOR]
- Published
- 2021
- Full Text
- View/download PDF
4. Derin öğrenme yöntemleri ile dokunsal parke yüzeyi tespiti.
- Author
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Aktaş, Abdulsamet, Doğan, Buket, and Demir, Önder
- Subjects
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ARTIFICIAL neural networks , *DRONE aircraft , *AUTONOMOUS robots , *IMAGE processing , *ASSISTIVE technology , *DEEP learning - Abstract
Image processing applications in real-time systems have become a popular topic in recent years. Deep learning methods, one of the sub-branches of artificial intelligence, and image processing algorithms used in the field of object detection from images can be used together. In this way, applications are developed in many areas such as autonomous cars, autonomous unmanned aerial vehicles, assist robot technologies, assistant technologies for disabled and elderly individuals. This study aims to detect the tactile paving surfaces with deep learning methods in order to design an assistive technology system that can be used by visually impaired individuals, autonomous vehicles and robots. Contrary to traditional image processing algorithms, deep learning methods and image processing algorithms are used together in this study. The YOLO-V3 model, which is one of the best methods of object detection, is combined with the DenseNet model to create the YOLOV3-Dense model. YOLO-V2, YOLO-V3 and YOLOV3Dense models were trained on the Marmara Tactile Paving Surface (MDPY) dataset, which was created by the researchers and included 4580 images and their performances were compared with each other on the test dataset. It was observed that YOLOV3-Dense model is better than other models in detecting tactile paving surface with 89% F1-score, 92% mean average Precision(mAP) and 81% IoU values. [ABSTRACT FROM AUTHOR]
- Published
- 2020
- Full Text
- View/download PDF
5. Beyin Bilgisayarlı Tomografi Görüntülerinde Yapay Zeka Tabanlı Beyin Damar Hastalıkları Tespiti
- Author
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KARATAŞ, Ali Fatih, DOĞAN, Vakkas, and KILIÇ, Volkan
- Subjects
Yapay Zeka ,Derin Öğrenme ,Serebrovasküler Hastalık ,Evrişimsel Sinir Ağları ,Görüntü İşleme ,Engineering ,Mühendislik ,Artificial Intelligence ,Deep Learning ,Cerebrovascular Disease ,Convolutional Neural Network ,Image Processing - Abstract
Cerebrovascular disease (CVD) causes paralysis and even mortality in humans due to blockage or bleeding of brain vessels. The early diagnosis of the CVD type by the specialist can avoid these casualties with a correct course of treatment. However, it is not always possible to recruit enough specialists in hospitals or emergency services. Therefore, in this study, an artificial intelligence (AI)-based clinical decision support system for CVD detection from brain computed tomography (CT) images is proposed to improve the diagnostic results and relieve the burden of specialists. The deep learning model, a subset of AI, was implemented through a two-step process in which CVD is first detected and then classified as ischemic or hemorrhagic. Moreover, the developed system is integrated into our custom-designed desktop application that offers a user-friendly interface for CVD diagnosis. Experimental results prove that our system has great potential to improve early diagnosis and treatment for specialists, which contributes to the recovery rate of patients., Serebrovasküler hastalık (SVH), beyin damarlarının tıkanması veya kanaması nedeniyle insanlarda felce ve hatta ölüme neden olmaktadır. SVH tipinin uzman tarafından erken teşhisiyle olumsuz etkiler doğru bir tedavi süreci ile engellenebilir. Ancak, hastanelerde veya acil servislerde yeterli sayıda uzmanın görevlendirilmesi her zaman mümkün olmamaktadır. Bu nedenle, bu çalışmada, tanı sürecini hızlandırmak ve uzmanların yükünü hafifletmek için beyin bilgisayarlı tomografi görüntülerinden SVH tespiti için yapay zeka tabanlı bir klinik karar destek sistemi önerilmiştir. Yapay zekanın bir alt kümesi olan derin ögrenme modeli, SVH’nin önce tespit edildiği ve ardından iskemik veya hemorajik olarak sınıflandırıldığı iki aşamalı bir süreçle uygulanmıştır. Ayrıca geliştirilen sistem, SVH teşhisi için kullanıcı dostu bir arayüz sunan özel olarak tasarlanmış¸ masaüstü uygulamamıza entegre edilmiştir. Deneysel sonuçlar, sistemimizin uzmanlar için erken teşhis ve tedaviyi geliştirme konusunda büyük bir potansiyele sahip olduğunu ve hastaların iyileşme oranına katkıda bulunacağını göstermektedir.
- Published
- 2022
6. Detailed classification with deep learning and image processing methods
- Author
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Mammadov, Rashid, Nuriyev, Urfat, and Ege Üniversitesi, Fen Bilimleri Enstitüsü, Matematik Ana Bilim Dalı
- Subjects
Deep Learning ,Görüntü İşleme ,Detaylı Sınıflandırma ,Image Processing ,Derin Öğrenme ,Conventional Neural Networks ,Evrişimsel Sinir Ağları ,Detailed Classification - Abstract
Bu tez çalışmasında, görüntü işleme teknikleri ve derin öğrenme modelleri incelenmiş, bu araştırmalar sonucunda derin ve görüntü işleme yöntemleri ile detaylı sınıflandırma için çözüm sunulmuştur. Çalışmada, evrişimsel sinir ağları modeli bir derin öğrenme eğitilmesi fikri sunulmaktadır, görüntü iyileştirme ile kenar belirleme görüntü işleme teknikleri kullanılarak modele verilen örnek görüntüler önceden belirlenen problem bazlı etiket gruplarına göre 70% ile 99% arasında bir oranla detay sınıflandırması yapmaktadır. Sonuçlar, çalışmanın çeşitli alanlara uygulanabileceğine ve ileride daha da geliştirilebileceğini göstermektedir., In this thesis, image processing techniques and deep learning models were examined, and as a result of these researches, a solution was presented for detailed classification with deep and image processing methods. In the study, the idea of training the conventional neural network model in deep learning is presented, using image enhancement and edge detection image processing techniques, sample images given to the model make a detailed classification between 70% and 99% according to predetermined problem-based label groups. The results show that the study can be applied to various fields and can be further developed in the future.
- Published
- 2021
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