نتایج جستجو برای: synthesized
تعداد نتایج: 97111 فیلتر نتایج به سال:
In this report we address the problem of non-frontal face verification when only a frontal training image is available (e.g. a passport photograph) by augmenting a client’s frontal face model with artificially synthesized models for non-frontal views. In the framework of a Gaussian Mixture Model (GMM) based classifier, two techniques are proposed for the synthesis: UBMdiff and LinReg. Both tech...
Intact rabbit reticulocyte cells synthesize two predominant species of polypeptides which are components of the cell plasma membrane. Previous work (Lodish, H. F. 1973. Proc. Natl. Acad. Sci. U. S. A. 70:1526-1530.) showed that these proteins were synthesized by polyribosomes not attached to membranes. We show here that both polypeptides are confined to the cytoplasmic surface of the cell membr...
CoFe nanowires have been synthesized by the electrodeposition technique into the pores of a polycarbonate membrane with a nominal pore diameter of 50 nm, and the composition of CoFe nanowires varying by changing the source concentration of iron. The synthesized nanowire surfaces were functionalized with amine groups by treatment with aminopropyltriethoxysilane (APTES) linker, and then conjugate...
Spoken and multimodal dialogue systems start to use listener vocalizations for more natural interaction. In a unit selection framework, using a finite set of recorded listener vocalizations, synthesis quality is high but the acoustic variability is limited. As a result, many combinations of segmental form and intended meaning cannot be synthesized. This paper presents an algorithm in the unit s...
We present a hybrid synthesis method for automatic addition of fault-tolerance to distributed programs. In particular, we automatically specify and add pre-synthesized fault-tolerance components to programs in the cases where existing heuristics fail to add fault-tolerance. Such addition of pre-synthesized components has the advantage of reusing pre-synthesized fault-tolerance components in the...
Following the experiments of Shverdin and colleagues [Phys. Rev. Lett. 94, 033904 (2005)], we describe a technique for determining the temporal envelope of an optical beam whose spectrum consists of n discrete, equally spaced frequency components. Four-wave mixing is employed to generate n-1 higher-frequency sidebands. The relative intensities of these sidebands, together with the intensities o...
We present a new method of intraoperative, image-based surgical instrument guidance. The method has the potential to significantly improve visualization of intraoperative procedures that currently depend on fluoroscopic images for navigation. 3D information from preoperative computed tomography (CT) is fused with images of the instrument taken intraoperatively. Our approach employs synthesized ...
Ahstract--Mn-substituted iron oxides were synthesized by coprecipitating Fe(NO3)3 and Mn(SO4) solutions with NH4OH, adjusting the suspensions to pH 4 or 6, and then keeping the suspensions at 55~ for 62 days. The Mn mole fraction of the final products ranged from 0 to 0.3. X-ray powder diffraction patterns showed that goethite and hematite formed in each Fe-containing system. Groutite formed in...
The hybrid cell B6 line, which synthesizes large amounts of hyaluronate as the predominant glycosaminoglycan, was grown in the presence of [3H]glucosamine. The [3H]hyaluronate has a high molecular weight and was excluded by Sephacryl S-1000. After disruption of the cells the [3H]hyaluronate could further be elongated by incubation with UDP-GlcNAc and UDP-[14C]GlcA, yielding a hybrid molecule of...
A challenge in the development of nanometer-scale devices, which are envisioned to impact human life in the near future, is the development of economical techniques for the fabrication of their building blocks. Owing to their unique and exquisite characteristics, nanowires are ideal building blocks for functional nanometer-scale electronics, photonic structures, and nanosurgery devices. Here, w...
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