CT image
Research on Contour Correction in Medical CT Image Segmentation
... based image segmentation, this paper analyzes problems encountered in applying threshold method to medical image segmentation, and also introduces a contour correction process, suggests a new contour ...
6
Coarse to fine lungs PET CT image registration
... Because image registration based on mutual information ignore global spatial information of the two images, and the lungs PET image is so fuzzy that has fewer correlations with the lungs CT ...the ...
8
CT Image Denoising Based on Thresholding in Shearlet Domain
... original image and bilateral filtered image, it was analyzed that some independent and small features are missing for higher noise and low contrast CT ...input CT image and subtracted ...
7
Research on Automatic Identification Technique of CT Image in Lung
... lung CT images were treated. Firstly, based on the CT image preprocessing, the lung parenchyma was segmented by random walk algorithm and the ROI was extracted from the pulmonary parenchyma; ...
16
Segmentation of Lung Region in CT Image
... on CT examinations are challenging assignments for radiologists since they need to look for irregularities in countless images and the lesions can be ...in CT images consists of Image Acquisition, ...
7
A Survey on Tumor Node Detection in PET/CT image based on Image Fusion
... PET, CT, PET-CT, MRI-PET, and finally MRI-PET- CT images were segmented to validate the intuition behind the co-segmentation ...PET image segmentation our method with the state-of-the-art ...
11
Detection of lung cancer from ct image using image processing
... The CT Scan outcome then observed on morphological guide of lung cancer as the diagnostic criteria such as the tumor size, enhancement, irregular spiculated margin , lobulated, water bronchograms, ground glass ...
5
Percutaneous transhepatic biliary drainage assisted by real-time virtual sonography: a retrospective study
... virtual CT sonographic image (left) displayed with the corresponding B-mode sonogram (right) shows the dilated bile duct (B3: ...virtual image shows that the stomach cavity (arrow head) is close to ...
5
3D CT Arteriography and 3D CT Venography: The Separate Demonstration of Arterial Phase and Venous Phase on 3D CT Angiography in a Single Procedure
... bone image did not include any vascular ...bone image. The bone image was then increased in thickness by 6 – 8 pixel layers by using the “dilate” function of the ...an image. The dilated bone ...
7
A sparse-projection computed tomography reconstruction method for in vivo application of in-line phase-contrast imaging
... the CT reconstructed images for one slice reconstructed using two algorithms under three sampling ...the CT image reconstructed via the CS-based algorithm from 60 views, (b) the CT ...
13
The Image Registration Techniques for Medical Imaging (MRI-CT)
... automatic image registration is an iterative ...MRI image (called the reference or fixed image) which is of size 512*512 and the CT image (called the moving or target image) ...
6
The CT and US features of Ewing’s sarcoma/primary neuroectodermal tumor of the kidney: two case reports and review of literature
... unenhanced CT image shows a huge mass in the right kidney with heterogeneous ...phase CT image shows heterogeneous subtle enhancement of the mass and a dilated left renal vein with ...phase ...
5
MRI versus CT Machine of the Quality of Brain Image
... The aim of our study was to compare the imaging quality of the two machines in order to find out which of them produces more quality brain images that the other. A qualitative study was employed and data was collected, ...
7
IMAGE ENHANCEMENT OF CT SCAN AND MRI IMAGES FOR TUMOR
... Digital image processing based texture feature selection algorithm for tumor characterization and enhancement of chest images for Computed Tomography (CT scan) are presented in this paper ...in image ...
10
Effects of Increased Image Noise on Image Quality and Quantitative Interpretation in Brain CT Perfusion
... An image-processing tool was developed on Matlab (MathWorks, Natick, Massachusetts) software capable of add- ing spatially correlated statistical noise to DICOM data in the manner shown by Britten et ...of ...
7
EMBEDDING RАPIDMINER MODELS IN JAVA CODE
... From figure 11(c) it can visually be observed that the watermarking process proposed in this paper has actually removed noise from the ultrasound image. At this point we want to highlight the use of optimization ...
16
An Effective Multi Focus Medical Image FusionUsing Dual Tree Compactly Supported Shear let Transform Based on Local Energy Means
... of image reconstruction the components which are selected by Local Energy Means or based on Principal Component Analysis approach, considers most desirable information content present in the source ...of ...
6
Effect of the CT Table Strap on Radiation Exposure and Image Quality during Cervical Spine CT
... the CT technologist and the study staff regardless of assigned study ...the CT table with shoulders lowered as much as possible per the standard imag- ing ...The CT technologist then placed the table ...
7
Least Squares Interpolation of Fused MR and CT Images in the Wavelet Domain
... Image fusion is considered as an integration of different source images to produce an image with higher visual quality than the source images. Image fusion is a very important topic for a wide ...
6
Title: Automatic CT-Image Segmentation for Lungs with Salient Region Detection
... The system will perform the segmentation on lung images so that it can be analysed for diseases. Region growing algorithm is one of the lastly used algorithm for segmentation of lungs. The main source of data for ...
8