نتایج جستجو برای: higher gradient effects

تعداد نتایج: 2475612  

2015
A. Kamala

Gradient Blending method is used to crosscorrelate the different images by varying the intensity. Content-aware image resizing technique allows to obtain the visual content of the images by enriching the salient information in different aspect of ratio. Seam carving is a simple image operator that can change the size of an image either by carving out or by inserting pixel in different part of t...

Journal: :avicenna journal of medical biochemistry 0
rohollah setarehbadi student research committee, hamadan university of medical sciences, hamadan, iran mojgan atabakhash student research committee, hamadan university of medical sciences, hamadan, iran amir fattahi student research committee, hamadan university of medical sciences, hamadan, iran aboozar mohagheghi student research committee, hamadan university of medical sciences, hamadan, iran asad vaisi-raygani fertility and infertility center, kermanshah university of medical sciences, kermanshah, iran hossain mahjub department of epidemiology and biostatistics, faculty of public health, hamadan university of medical science, hamadan, iran

objectives lipid components of spermatozoa have an important role in its functional activity. in this study the concentration of cholesterol, phospholipid, triacylglycerol and total lipid in different subsets of human spermatozoa, isolated as three fractions by a discontinuous puresperm gradient, was determined. methods aliquots of the liquefied semen samples (n=107) were layered on top of the ...

Journal: :Journal of Multimedia 2013
Fang Jia Qing Cao

Traditional Total Variation algorithms often ignore the images edge direction. In order to make up for the flaw of the algorithm existing , a novel denosing method based on direction Total Variation is introduced, on the basis of the combination of the gradient magnitude and orientation. Firstly, the pixels are divided into edge regions and non-edge regions by gradient magnitude. Secondly, the ...

Journal: :Marine Ecology Progress Series 1988

Journal: :Ecology letters 2006
Elisabeth S Bakker Mark E Ritchie Han Olff Daniel G Milchunas Johannes M H Knops

Mammalian herbivores can have pronounced effects on plant diversity but are currently declining in many productive ecosystems through direct extirpation, habitat loss and fragmentation, while being simultaneously introduced as livestock in other, often unproductive, ecosystems that lacked such species during recent evolutionary times. The biodiversity consequences of these changes are still poo...

2013
Didier Chauveau David R. Hunter Michael Levine

Abstract: The conditional independence assumption for nonparametric multivariate finite mixture models, a weaker form of the well-known conditional independence assumption for random effects models for longitudinal data, is the subject of an increasing number of theoretical and algorithmic developments in the statistical literature. After presenting a survey of this literature, including an in-...

Journal: :Magnetic Resonance in Medicine 1999

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