نتایج جستجو برای: venous insufficiencies
تعداد نتایج: 71748 فیلتر نتایج به سال:
We submit the viewpoint that, perhaps, some of the controversies in gravitation occurred during this century are not due to insufficiencies of Einstein’s field equations, but rather to insufficiencies in the mathematics used for their treatment. For this purpose we treat the same equations with the novel, broader isomathematics and related isominkowskian geometry, and show an apparently final r...
Following a courageous denunciation by Barton Richter in Physics Today, November 2006, of contemporary particle physics as being ”theological speculations,” we present insufficiencies of special relativity, quantum mechanics, superconductivity, chemistry, standard model, gravitation and astrophysics for conditions beyond those of their original conception.
Random errors and insufficiencies in databases limit the performance of any classifier trained from and applied to the database. In this paper we propose a method to estimate the limiting performance of classifiers imposed by the database. We demonstrate this technique on the task of predicting failure in telecommunication paths.
The paper presents a Java framework for analysing and processing wound images, which are incorporated in elearning tools, to be used by both the students and the teaching staff in their didactic and research activities. We implement in Java traditional methods and algorithms for analysing a digital picture of a wound from a specific distance, for identifying its boundaries and for calculating i...
Chronic wounds in skin persist because the normal process of wound healing is obstructed. Failures occur in the inflammation and proliferation phases of wound healing that reduce formation of granulation tissue and prevent epithelial migration to close the wound, resulting mostly from vascular insufficiencies of multiple etiologies. Microbial contamination of chronic wounds also contributes imp...
Random errors and insufficiencies in databases limit the performance of any classifier trained from and applied to the database. In this paper we propose a method to estimate the limiting performance of classifiers imposed by the database. We demonstrate this technique on the task of predicting failure in telecommunication paths.
introduction: finding the probable governing pattern of peep and cvp changes is an area of interest for in-charge physicians and researchers. therefore, the present study was designed with the aim of evaluating the relationship between the mentioned pressures. methods: in this quasi-experimental study, patients under mechanical ventilation were evaluated with the aim of assessing the effect of ...
BACKGROUND In patients with percutaneous device implantation for closure of patent foramen ovale (PFO), a 10% incidence of new or worsened aortic regurgitation within 12 months has been reported with echocardiography. Cardiac magnetic resonance imaging is a powerful noninvasive tool to quantify volume and fraction of valve insufficiencies. We studied the acute and long-term impact of percutaneo...
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