scholarly journals Towards Fast Region Adaptive Ultrasound Beamformer for Plane Wave Imaging Using Convolutional Neural Networks

Author(s):  
Roshan P Mathews ◽  
Mahesh Raveendranatha Panicker
Author(s):  
Maxime Gasse ◽  
Fabien Millioz ◽  
Emmanuel Roux ◽  
Damien Garcia ◽  
Herve Liebgott ◽  
...  

Author(s):  
Jingfeng Lu ◽  
Fabien Millioz ◽  
Damien Garcia ◽  
Sebastien Salles ◽  
Dong Ye ◽  
...  

Author(s):  
Zhi-Hao Chen ◽  
Jyh-Ching Juang

To ensure the safety in aircraft flying, we aim use of the deep learning methods of nondestructive examination with multiple defect detection paradigms for X-ray image detection posed. The use of the Fast Region-based Convolutional Neural Networks (Fast R-CNN) driven model seeks to augment and improve existing automated Non-Destructive Testing (NDT) diagnosis. Within the context of X-ray screening, limited numbers insufficient types of X-ray aeronautics engine defect data samples can thus pose another problem in training model tackling multiple detections perform accuracy. To overcome this issue, we employ a deep learning paradigm of transfer learning tackling both single and multiple detection. Overall the achieve result get more then 90% accuracy based on the AE-RTISNet retrained with 8 types of defect detection. Caffe structure software to make networks tracking detection over multiples Fast R-CNN. We consider the AE-RTISNet provide best results to the more traditional multiple Fast R-CNN approaches simpler translate to C++ code and installed in the Jetson™ TX2 embedded computer. With the use of LMDB format, all images using input images of size 640 × 480 pixel. The results scope achieves 0.9 mean average precision (mAP) on 8 types of material defect classifiers problem and requires approximately 100 microseconds.


2020 ◽  
Vol 191 ◽  
pp. 107099 ◽  
Author(s):  
Luciana Olivia Dias ◽  
Clécio R. Bom ◽  
Elisangela L. Faria ◽  
Manuel Blanco Valentín ◽  
Maury Duarte Correia ◽  
...  

2021 ◽  
pp. 102480
Author(s):  
Roberto MIORELLI ◽  
Clement FISHER ◽  
Andrii KULAKOVSKYI ◽  
Bastien CHAPUIS ◽  
Olivier MESNIL ◽  
...  

Author(s):  
Jingfeng Lu ◽  
Fabien Millioz ◽  
Damien Garcia ◽  
Sebastien Salles ◽  
Wanyu Liu ◽  
...  

2020 ◽  
Vol 2020 (10) ◽  
pp. 28-1-28-7 ◽  
Author(s):  
Kazuki Endo ◽  
Masayuki Tanaka ◽  
Masatoshi Okutomi

Classification of degraded images is very important in practice because images are usually degraded by compression, noise, blurring, etc. Nevertheless, most of the research in image classification only focuses on clean images without any degradation. Some papers have already proposed deep convolutional neural networks composed of an image restoration network and a classification network to classify degraded images. This paper proposes an alternative approach in which we use a degraded image and an additional degradation parameter for classification. The proposed classification network has two inputs which are the degraded image and the degradation parameter. The estimation network of degradation parameters is also incorporated if degradation parameters of degraded images are unknown. The experimental results showed that the proposed method outperforms a straightforward approach where the classification network is trained with degraded images only.


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