A Semi-Automatic Process for Estimating Fetus Velocity using Ultrasound Imaging and Videos

Mitrou, Michalis ;   Agrafiotis, Panagiotis ;   Georgopoulos, Andreas ;   Sideris, Apostolos

Tags Ultrasonic prenatal imagingImage feature extractionImage segmentation

Contemporary technologies have positively affected everyday medical practice for the benefit of faster and more objective diagnoses. Image...

Read More Download this Paper

A Simulation Study on the Choice of Regularization Parameter in L2-Norm Ultrasound Image Restoration

Chen, Zhouye ;   Basarab, Adrian ;   Kouamé, Denis

Tags Regularized image reconstructionParametric image reconstructionImage reconstruction - performance evaluation

Ultrasound image deconvolution has been widely investigated in the literature. Among the existing approaches, the most common are based on...

Read More Download this Paper

A Texture Analysis Approach for Objective Uniformity Evaluation in Diagnostic Ultrasound Imaging: A Preliminary Study

Scorza, Andrea ;   Conforto, Silvia ;   Lupi, Giulia ;   Sciuto, Salvatore Andrea

Tags High-frequency ultrasound technologyImage feature extraction

Ultrasound image uniformity is an important parameter for quality assurance in diagnostic ultrasounds, but it is usually assessed by a...

Read More Download this Paper

Breast Tumor Classification in Ultrasound Images using Neural Networks with Improved Generalization Methods

Deodoro, Sergio ;   Costa, Marly G. F. ;   Coelho de Albuquerque Pereira, Wagner ;   Costa Filho, Cicero F. F.

Tags Ultrasonic breast imaging

Mammography, scintimammography and ultrasound images have been used to increase the specificity of breast cancer image diagnosis. Concerning...

Read More Download this Paper

Carotid Ultrasound Segmentation using Radio-Frequency Derived Phase Information and Gabor Filters

Azzopardi, Carl ;   Camilleri, Kenneth Patrick ;   Hicks, Yulia A.

Tags Ultrasonic vascular imagingImage segmentationImage visualization

Ultrasound image segmentation is a field which has garnered much interest over the years. This is partially due to the complexity of the...

Read More Download this Paper

Clutter Rejection Methods in Doppler Color Flow Imaging: Single-Ensemble vs. Multi-Ensemble

Zhiyuan, Shen ;   Feng, Naizhang

Tags Doppler ultrasonic imaging

Clutter filter which efficiently increases the estimation accuracy of blood flow velocity attracts much attentions in Doppler color flow...

Read More Download this Paper

Dynamic Estimation of Myocardial Deformation using Ultrasound RF-Data a Preliminary Study

Shan, Zhirui ;   Li, Xuan ;   Wang, Yinong ;   Wang, Qing

Tags ElastographyUltrasonic cardiac imaging

Analytic minimization (AM) is one of elastography algorithms. In this study, a healthy male volunteer lying in lateral position was examined by an...

Read More Download this Paper

High-Contrast and Low-Computational Complexity Medical Ultrasound Imaging using Beamspace Capon Method

Okumura, Shigeaki ;   Taki, Hirofumi ;   Sato, Toru

Tags Ultrasonic vascular imagingImage enhancementImage reconstruction - fast algorithms

Several adaptive beamforming techniques have been proposed to improve the quality of medical ultrasound images. The beamspace (BS) Capon...

Read More Download this Paper

HoG Feature based Detection of Tissue Deformations in Ultrasound Data

Czajkowska, Joanna ;   Pyciński, Bartłomiej ;   Pietka, Ewa

Tags Ultrasonic interventional imagingImage classification

The fast development of imaging techniques during last decades makes it possible to introduce intra-operative visualization as the integral...

Read More Download this Paper

Intrinsic Elastography and Its Dependence on Arterial Flow Volume

Nagaoka, Ryo ;   Kobayashi, Kazuto ;   Yoshizawa, Shin ;   Umemura, Shin-ichiro ;   Saijo, Yoshifumi

Tags ElastographyFunctional image analysisParametric image reconstruction

We propose a new estimation method of tissues stiffness from deformation induced by arterial pulsation. The new method was named Intrinsic...

Read More Download this Paper

Measurement of Ultrasonic Diaphragmatic Motion

Chrysostomou, Constantinos ;   Loizou, Christos ;   Minas, George ;   Delibasis, Konstantinos ;   Pattichis, Constantinos

Tags High-frequency ultrasound technologyCardiac imaging and image analysisImage segmentation

The motion characteristics of the diaphragmatic muscle may provide useful information about normal and abnormal diaphragmatic function and...

Read More Download this Paper

Scatterer Reconstruction and Parametrization of Homogeneous Tissue for Ultrasound Image Simulation

Mattausch, Oliver ;   Goksel, Orcun

Tags Regularized image reconstructionParametric image reconstruction

Numerical simulation of ultrasound images can facilitate the training of sonographers. A realistic appearance of simulated ultrasonic speckle is...

Read More Download this Paper

Using Ultrasound Image Analysis to Evaluate the Role of Elastography Imaging in the Diagnosis of Carotid Atherosclerosis

Xenikou, Monika Filitsa ;   Golemati, Spyretta ;   Gastounioti, Aimilia ;   Tzortzi, Marianna ;   Moraitis, Nektarios ;   Charalampopoulos, Georgios ;   Liasis, Nicolaos ;   Dedes, Athanasios ;   Besias, Nicolaos ;   Maras, Dimitrios ;   Nikita, Konstantina

Tags ElastographyUltrasonic vascular imaging

Valid characterization of carotid atherosclerosis (CA) is a crucial public health issue, which would limit the major risk held by CA for both...

Read More Download this Paper