نتایج جستجو برای: amr
تعداد نتایج: 2491 فیلتر نتایج به سال:
T he continual rise of antimicrobial resistance (AMR) was recognised by the United Nations in 2016 as a serious threat to global health and human development. Surveillance of AMR and monitoring antibiotic usage are complementary and fundamental to everyday clinical practice. They are also central to monitoring the effectiveness of national AMR prevention and containment programmes. The extent o...
Antimicrobial resistance (AMR) is an important issue in many countries especially at tertiary health care facilities. Improvements in quality in the area of AMR are urgently needed in many countries including Thailand to provide effective and efficient services with the ultimate goal of improving quality of care and patients’ quality of life. Nurses play a major role in controlling AMR problems...
We report a large tunneling anisotropic magnetoresistance (TAMR) in (Ga,Mn)As lateral nanoconstrictions. Unlike previously reported tunneling magnetoresistance effects in nanocontacts, the TAMR does not require noncollinear magnetization on either side of the constriction. The nature of the effect is established by a direct comparison of its phenomenology with that of normal anisotropic magneto...
Automatic modulation recognition (AMR) enables the detection of different data-transmission formats sharing the same frequency band. One such band is the European 868 MHz band that is dedicated for short-range devices. Recently, an AMR method that applies a feature-based tree has been proposed for this band. In this paper, we present alternative feature-based classifiers that enable a more accu...
Studies of the angular dependence of the anisotropic magnetoresistance (AMR) are reported for epitaxial films of magnetite (Fe3O4) grown on MgO (001) and also for single crystals of magnetite. The characteristic feature of the AMR is a two-fold symmetry at temperatures above 200 K. As the samples are cooled below 200 K, an additional set of peaks appears. These become dominant at lower temperat...
Anisotropic (AMR) and Giant (GMR) Magnetoresistive sensors are attractive for industrial applications, as they are more sensitive and stable than Hall sensors. Their performance can be improved by AC excitation: flipping for AMR and AC biasing for GMR. AC excitation lowers the hysteresis, reduces the offset and in some cases also decreases sensor noise. The sensitivity to perpendicular fields i...
Higher-order cyclic cumulants (CCs) have been widely adopted for automatic modulation recognition (AMR) in cognitive radio. However, the CC-based AMR suffers greatly from the requirement of high-rate sampling. To overcome this limit, we resort to the theory of compressive sensing (CS). By exploiting the sparsity of CCs, recognition features can be extracted from a small amount of compressive me...
In this report we summarize the results of the 2017 AMR SemEval shared task. The task consisted of two separate yet related subtasks. In the parsing subtask, participants were asked to produce Abstract Meaning Representation (AMR) (Banarescu et al., 2013) graphs for a set of English sentences in the biomedical domain. In the generation subtask, participants were asked to generate English senten...
Adaptive mesh refinement (AMR) is a numerical simulation technique used in computational fluid dynamics (CFD). It permits the efficient simulation of phenomena characterized by substantially varying scales in complexity of local behavior of certain variables. By using a set of nested grids at different resolutions, AMR combines the simplicity of structured rectilinear grids with the possibility...
like volter, french salient author, al- jahiz is a philosopher literate; namely, literary dimension of his personality predominates over his philosophical character. like other great literati and writer of the world, he was a master in all sciences and knowledge of his age including philosophy, speech, politics, and a verity of customs, beliefs and religions and in some of them he was skillful ...
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