نتایج جستجو برای: digital mammogram

تعداد نتایج: 309433  

Journal: :iranian journal of cancer prevention 0
mostafa langarizadeh faculty of medicine and health science, university putra malaysia, malaysia r mahmud faculty of medicine and health science, university putra malaysia, malaysia ar ramli faculty of engineering, university putra malaysia, malaysia s napis information and communication development center, university putra malaysia, malaysia mr beikzadeh malaysian institute of microelectronic systems, malaysia wez wan abdul rahman faculty of mathematics and quantitative research, university technology mara, malaysia

background: breast cancer is one of the most important diseases in females. malaysian women have not excluded. according to the malaysian oncology society [1], about 4% of women (who are 40 years old and above) have involved by breast cancer. masses and microcalcifications are two important signs for breast cancer diagnosis on mammography. according to our estimation, radiologists could diagnos...

2010
Samir Kumar Bandyopadhyay

Masses in the breast can be located in digital mammogram images by computationally analysing various feature statistics from the image. Any algorithm used to analyse digital mammogram images can be both time-consuming and errorprone because many areas of these images appear to have features that are mass-like but not masses. Thus false positives are produced which detract from the effectiveness...

2015
N. M. Sangeetha Dr. D. Pugazhenthi

Micro calcification in digital mammogram are an important early sign of breast cancer and their early detection is very important to improve its diagnosis. Computerbased detection system can assist the radiologist to improve the diagnostic accuracy. Digital Mammogram is the low cost and effective for early detection of masses or abnormalities which related to the high risk factor of breast canc...

2010
Samir Kumar Bandyopadhyay

A digital mammogram generally detects varying degrees of breast cancer such as clustered microcalcifications, speculated lesions, circumscribed masses, ill-defined masses, and architectural distortions. Many methods of analysing digital mammograms have been recently examined and yielded varied success. Common techniques from the field of image processing have been applied to digital mammograms ...

Journal: :Journal of the Korean Society of Radiology 2014

Journal: :Computerized medical imaging and graphics : the official journal of the Computerized Medical Imaging Society 2010
Mohamed Meselhy Eltoukhy Ibrahima Faye Brahim Belhaouari Samir

This paper presents an approach for breast cancer diagnosis in digital mammogram using curvelet transform. After decomposing the mammogram images in curvelet basis, a special set of the biggest coefficients is extracted as feature vector. The Euclidean distance is then used to construct a supervised classifier. The experimental results gave a 98.59% classification accuracy rate, which indicate ...

2014
A. Suruliandi G. Murugeswari Nezamoddin N. Kachouie

Digital image processing techniques are useful in abnormality detection in mammogram images. Recently, texture based image segmentation of mammogram images has become popular due to its better precision and accuracy. Local Binary Pattern has been a recently proposed texture descriptor which attracted the research community rigorously towards texture based analysis of digital images. Many textur...

2010
Samir Kumar Bandyopadhyay

Digital mammogram has become the most effective technique for early breast cancer detection modality. Digital mammogram takes an electronic image of the breast and stores it directly in a computer. High quality mammogram images are high resolution and large size images. Processing these images require high computational capabilities. The transmission of these images over the net is sometimes cr...

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