نتایج جستجو برای: millimeter mri image analysis

تعداد نتایج: 3190142  

2015
Priyanka L. Darkunde Sushma S. Agrawal

The goal of image fusion is to combine two or more images into a single image, keeping the important information from each of the original images. Image fusion is a technique to improve the image content such that the resultant fused image will be useful for further analysis tasks. This paper presents FPGA implementation of fusion of medical images such as computer tomography (CT) and magnetic ...

Digital Breast Tomosynthesis (DBT) is a technology that creates three dimensional (3D) images of breast tissue. Tomosynthesis mammography detects lesions that are not detectable with other imaging systems. If image reconstruction time is in the order of seconds, we can use Tomosynthesis systems to perform Tomosynthesis-guided Interventional procedures. This research has been designed to study u...

Journal: :NeuroImage 2013
Maged Goubran Cathie Crukley Sandrine de Ribaupierre Terry M. Peters Ali R. Khan

Intractable or drug-resistant epilepsy occurs in up to 30% of epilepsy patients, with many of these patients undergoing surgical excision of the affected brain region to achieve seizure control. Recent magnetic resonance imaging (MRI) sequences and analysis techniques have the potential to detect abnormalities not identified with diagnostic MRI protocols. Prospective studies involving pre-opera...

Journal: :The Astrophysical Journal 2022

Abstract We present a high-resolution (2.5 au) multiband analysis of the protoplanetary disk around TW Hya using Atacama Large Millimeter/submillimeter Array (ALMA) long baseline data at Bands 3, 4, 6, and 7. aim to reconstruct high-sensitivity millimeter continuum image revisit spectral index distribution. The imaging is performed by combining new ALMA 4 6 with available archive data. Two meth...

2011
Andriy Fedorov Xiaoxing Li Kilian M Pohl Sylvain Bouix Martin Styner Merideth Addicott Chris Wyatt James B Daunais William M Wells Ron Kikinis

The vervet monkey is an important nonhuman primate model that allows the study of isolated environmental factors in a controlled environment. Analysis of monkey MRI often suffers from lower quality images compared with human MRI because clinical equipment is typically used to image the smaller monkey brain and higher spatial resolution is required. This, together with the anatomical differences...

Journal: :مهندسی برق و الکترونیک ایران 0
a. abadpour s. kasaei

since the birth of multi–spectral imaging techniques, there has been a tendency to consider and process this new type of data as a set of parallel gray–scale images, instead of an ensemble of an n–d realization. although, even now, some researchers make the same assumption, it is proved that using vector geometries leads to better results. in this paper, first a method is proposed to extract th...

Journal: :Artificial intelligence in medicine 2008
Umberto Castellani Marco Cristani Carlo Combi Vittorio Murino Andrea Sbarbati Pasquina Marzola

OBJECTIVE This paper presents Visual MRI, an innovative tool for the magnetic resonance imaging (MRI) analysis of tumoral tissues. The main goal of the analysis is to separate each magnetic resonance image in meaningful clusters, highlighting zones which are more probably related with the cancer evolution. Such non-invasive analysis serves to address novel cancer treatments, resulting in a less...

2014

Magnetic Resonance Imaging is one of the best technologies currently being used for diagnosing brain tumor. Brain tumor is diagnosed at advanced stages with the help of the MRI image. Segmentation is an important process to extract suspicious region from complex medical images. Intelligent system is designed to diagnose brain tumor through MRI using image processing algorithms such as Particle ...

2014
Bahriye Akay

-MRI and Mammogram is one of the best technologies currently being used for diagnosing breast cancer and brain tumour. Breast cancer and brain tumour is diagnosed at advanced stages with the help of the mammogram and MRI image. In this thesis an intelligent system is designed to diagnose tumour through mammograms, using image processing techniques along with intelligent optimization tools, such...

2008
Angelos Barmpoutis Baba C. Vemuri

Concepts from Information Theory have been used quite widely in Image Processing, Computer Vision and Medical Image Analysis for several decades now. Most widely used concepts are that of KL-divergence, minimum description length (MDL), etc. These concepts have been popularly employed for image registration, segmentation, classification etc. In this chapter we review several methods, mostly dev...

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