نتایج جستجو برای: huttons quasi uniformity
تعداد نتایج: 97965 فیلتر نتایج به سال:
For a quasidifferentiable function f defined on R 2 , it is proved, in the sense of Demyanov and Rubinov, that the following assertion [∂f (x),∂f (x)]∈Df (x) (∂f (x) + ∂f (x)), [∂f (x),∂f (x)]∈Df (x) (∂f (x) − ∂f (x)) ∈ Df (x) in this paper, where Df (x) denotes the set of all quasidifferentials of f at x. It is shown that this way can be viewed as an approach to determining or choosing a repre...
CD-PEB temperature experiments show that post-exposure bake (PEB) temperature non-uniformity (both in steady-state and transient phases) impacts across-wafer CD uniformity [1]. Continued improvement in CD uniformity requires across-wafer temperature uniformity for the entire PEB cycle. This poses new challenges for the design of PEB thermal modules. This paper proposes a novel PEB thermal modul...
BACKGROUND Atropine sulfate is an anticholinergic agent for treatment of hypertrophic pyloric stenosis and is orally administrated as a triturate with lactose hydrate. Because of the low safety margin of atropine sulfate, triturate uniformity is a key safety factor. In this study, we assessed the uniformity of atropine sulfate in 1000-fold triturates prepared by wet mixing and dry mixing method...
The uniformity requirements of direct-drive targets are <tringent. The requirements on both sphericity and wall thickness uniformity are of the order of less than 1%. In the past, dualbeam interference microscopy has been used at LLE to characterize the wall thickness and uniformity of transparent targets.' With this technique, an interference pattern is formed between one beam that passes thro...
Imposing an extensional uniformity condition on a non-uniform circuit complexity class C means simply intersecting C with a uniform class L. By contrast, the usual intensional uniformity conditions require that a resource-bounded machine be able to exhibit the circuits in the circuit family defining C. We say that (C,L) has the Uniformity Duality Property if the extensionally uniform class C∩L ...
Introduction: Non-uniformity is one of the most important parameters affecting MRI images which can lead to harmful effects in the diagnosis and analysis of qualitative and quantitative methods. The present study introduced a method for measuring RF non-homogeneity in MRI systems. Methods and Materials: To verify the uniformity of B0 and B1 fields, a cylindrical phantom with a diameter of 24 c...
We developed a quantitative evaluation method for luminance and color uniformity on a display screen. In this paper, we report the analysis result of a viewer perception of luminance and color uniformity. In experiments, observers subjectively evaluated Mura images which were showed on the light emitting diode (LED) backlight screen by adjusting the luminance of each LED. We measured the lumina...
To investigate the uniformity of copper particles in formulation design of copper-coated graphite, a quadrat-based method was presented with the image processing. Firstly, the particles were located by the foreground and background clustering algorithm. Then, an improved uniformity quantification model was established using the size and position of the particles. The findings based on the exper...
We consider the problem of estimating expectations by using Markov chain Monte Carlo methods and improving accuracy replacing IID uniform random points with quasi-Monte (QMC) points. Recently, it has been shown that QMC remains consistent when driving sequences are completely uniformly distributed (CUD). However, definition CUD is not constructive, so an implementation method short-period Tausw...
modern world revolutions have created some instruments known as quasi-negotiable instruments which are different from negotiable ones, despite having some similarities to them. commercial custom recognizes them as quasi-negotiable instruments. the principle is that we don’t need new legal regime for this new category because they are right in personam when they are created and rights in re...
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