نتایج جستجو برای: independent properties
تعداد نتایج: 1287932 فیلتر نتایج به سال:
We provide several new results related to the concept of minwise independence. Our main result is that any randomized sampling scheme for the relative intersection of sets based on testing equality of samples yields an equivalent min-wise independent family. Thus, in a certain sense, min-wise independent families are \complete" for this type of estimation. We also discuss the notion of robustne...
A material-independent method for determining liquid-crystal (LC) anchoring energy on rubbed polyimide (PI) surfaces has been devised. This method exploits the changes in the easy axis of rubbed PI film induced by exposure to linearly polarized UV (LPUV) light. The distribution of PI chains in a rubbed film is approximated by a Gaussian function and its width determined from the measured rotati...
The psycholinguistic properties of words, namely, word familiarity, age of acquisition, concreteness, and imagery, have been reported to be effective for educational natural language-processing tasks. Previous studies on predicting the values of these properties rely on languagedependent features. This paper is the first to propose a practical languageindependent method for predicting such valu...
A key attribute missing from many current biomaterials is the ability to independently tune multiple biomaterial properties without simultaneously affecting other material parameters. Because cells are well known to respond to changes in the initial elastic modulus, degradation rate, and cell adhesivity of a biomaterial, it is critical to develop synthetic design strategies that allow decoupled...
In most synthetic elastomers, changing the physical properties by monomer choice also results in a change to the crystallinity of the material, which manifests through alteration of its mechanical performance. Using organocatalyzed stereospecific additions of thiols to activated alkynes, high-molar-mass elastomers were isolated via step-growth polymerization. The resulting controllable double-b...
Mass independent renormalization group functions in massive theories are related to normalization properties of the Green functions in the asymptotic region, where mass effects are neglected. In this special form the renormalization group invariance is restricted to the asymptotic region and consequently mass effects cannot be recoverd by a integration of the renormalziation group equation. It ...
For the purposes of this report, adhesiveness was defined as that force which resists the mechanical separation of attached pairs of cells, and stickiness as the tendency of cells to cling to a foreign substrate; in the present experiments the substrate employed was glass. The cells selected for study were from the normal rabbit epiderm and the V2 rabbit carcinoma. Adhesiveness was determined b...
The existence of numerous number of linearly independent (LI) transformations in GF(2) algebra finds application in the design of exclusive-or based polynomial expansions. For a chosen LI matrix transformation, such expansion gives a canonical representation of an arbitrary completely specified logical function. In this paper, family of LI transformations is introduced which possesses fast forw...
Nitric oxide exerts a stimulatory role during postnatal angiogenesis. Although soluble guanylyl cyclase (sGC) mediates many of the effects of nitric oxide (NO) in the vascular system, the contribution of cGMP-dependent vs cGMP-independent pathways in NO-induced angiogenesis remains unclear. Herein, we determined the effects of a NO donor (sodium nitroprusside; SNP) and a NO-independent sGC acti...
In this paper we describe the properties of independent components of optical ow of moving objects. Video sequences of objects seen by an observer moving at various angles, directions and distances are used to produce optical ow maps. These maps are then processed using independent component analysis, which yields lters that resemble the receptive elds of dorsal medial superior temporal cells o...
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