نتایج جستجو برای: gray level co
تعداد نتایج: 1413713 فیلتر نتایج به سال:
Purpose: To investigate inherent information provided by 18F-FDG PET to ameliorate shortcomings of relying on visual inspection or sole SUV measurement in treatment assessing. Patients and methods: Twelve patients with newly diagnosed NSCLC and treated with combined Chemoradiotherapy (CRT) were involved in this study. We analyzed the percentage variation of gray value in every gray level or on ...
Now-a-days, coronary heart disease is one of the deadliest diseases in world. An unfavorable lifestyle, lack physical activity, and consuming tobacco are causes aside from genetic inheritance. Sometimes patient does not know whether he has abnormalities function or not. Therefore, this study proposes a system that can detect through iris, known as Iridology method. The designed automatically ir...
We show that certain co–H spaces, constructed by Anick and Gray, carry a homotopy co–associative and co–commutative co–H structure.
This study investigated both spectrum and texture features for detecting early blight disease on eggplant leaves. Hyperspectral images for healthy and diseased samples were acquired covering the wavelengths from 380 to 1023 nm. Four gray images were identified according to the effective wavelengths (408, 535, 624 and 703 nm). Hyperspectral images were then converted into RGB, HSV and HLS images...
CONTEXT Genetic vulnerability to psychopathic traits is likely to also manifest at the neural level. We have recently reported increased gray matter concentration in several brain areas in boys with psychopathic traits. OBJECTIVE To explore whether these gray matter concentration differences can be regarded as endophenotypes for psychopathic traits by (1) assessing their heritability and (2) ...
It is unquestionably essential for students to gather their previous knowledge of specific subjects when they are about to learn new and more complex ones. The gaps left by the absence of welldefined learning prerequisites not only contribute to the increase in the learning difficulties, but also lead many students to fail in school. This situation gets even more serious when students are not a...
Site-specific investigations of the role of radiomics in cancer diagnosis and therapy are emerging. We evaluated the reproducibility of radiomic features extracted from 18 Flourine-fluorodeoxyglucose (18 F-FDG) PET images for three parameters: manual versus computer-aided segmentation methods, gray-level discretization, and PET image reconstruction algorithms. Our cohort consisted of pretreatme...
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