نتایج جستجو برای: computeraided diagnosis texture analysis

تعداد نتایج: 3234260  

2013
Michal Strzelecki Piotr Szczypinski Andrzej Materka Artur Klepaczko

Modern medical diagnosis utilizes techniques of visualization of human internal organs (CT, MRI) or of its metabolism (PET). However, evaluation of acquired images made by human expert is usually subjective and qualitative only. Quantitative analysis of MR data, including tissue classification and segmentation, is necessary to perform e.g. attenuation compensation, motion detection, and correct...

A R Mehdizadeh F Tajeripour L Khojastepour M Ghasemi M Hasani

Background: Osteoporosis is a systemic skeletal disease characterized by low bone mineral density (BMD) and micro-architectural deterioration of bone tissue, leading to bone fragility and increased fracture risk. Since Panoramic image is a feasible and relatively routine imaging technique in dentistry; it could provide an opportunistic chance for screening osteoporosis. In this regard, numerous...

2017
PRANNOY GIRI

Breast Cancer is one of the significant reasons for death among ladies. Many research has been done on the diagnosis and detection of breast cancer using various image processing and classification techniques. Nonetheless, the disease remains as one of the deadliest disease. Having conceive one out of six women in her lifetime. Since the cause of breast cancer stays obscure, prevention becomes ...

2010
J. Jiang

Given the fact that neural networks have been widely reported in the research community of medical imaging, we provide a focused literature survey on recent neural network developments in computeraided diagnosis, medical image segmentation and edge detection toward visual content analysis, and medical image registration for its pre-processing and post processing, with the aim of increasing awar...

2012
E. M. Srinivasan K. Ramar A. Suruliandi

Texture is one of the fundamental image characteristics useful in computer vision tasks such as object recognition and scene analysis. Texture segmentation is one of the image analysis tasks. The prospect of texture segmentation depends on the choice of the texture description method and the segmentation procedure. In this paper, color-texture descriptors are proposed to represent the texture c...

1990
Luqi R. Steigerwald

Rapid software prototyping is an iterative software development methodology aimed at improving the analysis, design, and development of proposed systems. This paper describes rapid prototyping at the system and 'software levels and reviews the characteristics of computeraided prototyping. We then describe the state-of-the-art in rapid prototyping and discuss technologies that improve the future...

2017
Guoshun Liu Wenxi Li Lei Li Xinqing Jiang

Purpose: To explore the value of computed tomography (CT) image-based texture analysis for the differential diagnosis of renal primary undifferentiated pleomorphic sarcoma and three subtypes of renal cell carcinoma. Materials and methods: Eleven cases of renal primary undifferentiated pleomorphic sarcoma and 33 cases of renal cell carcinoma (including 11 cases each of clear cell carcinoma, papi...

2014
Srenivas Varadarajan Lina J. Karam Chaitali Chakrabarti Baoxin Li Cihan Tepedelenlioğlu

Texture analysis plays an important role in applications like automated pattern inspection, image and video compression, content-based image retrieval, remotesensing, medical imaging and document processing, to name a few. Texture Structure Analysis is the process of studying the structure present in the textures. This structure can be expressed in terms of perceived regularity. Our human visua...

1988
Andrew Blake Constantinos Marinos

Several researchers have investigated the role of texture as a basis for the recovery of surface orientation. Gibson 1 was the first to address the problem of recovering the orientation of a plane covered with textural elements. He assumed that the density (number of elements per unit area) of these elements is uniform. Under this assumption he observed that the density gradient in the image sp...

2004
Norbert TÓTH Béla PATAKI

Breast cancer is the most common form of cancer of women. According to statistics, one out of every eight women will develop breast cancer in her lifetime. Thanks to recent advances in medicine, there are more and more effective methods in the treatment of breast cancer. Since the cause of breast cancer is unknown, early detection is very important. If detected early, the fiveyear survival rate...

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