نتایج جستجو برای: روش mce
تعداد نتایج: 370568 فیلتر نتایج به سال:
In this paper, we generalize the training error definitions for minimum classification error (MCE) training and investigate their impact on recognition performance. Starting the conventional MCE method, we discuss with three issues in regard to training error definition, which may affect the recognizer performance and need to be extensively studied. We focus our discussions on the first two asp...
It is well known that the minimal change principle was widely used in knowledge base updates. However, recent research has shown that conventional minimal change methods, eg. the PMA 9], are generally problematic for updating knowledge bases with disjunctive information under some circumstances. In this paper, we propose a new approach, which is called the minimal change with exceptions (the MC...
OBJECTIVE This study sought to compare the accuracy of myocardial contrast echocardiography (MCE) and wall motion analysis (WMA) during submaximal and peak dobutamine stress echocardiography (DSE) for the diagnosis of coronary artery disease (CAD). BACKGROUND The relative merits of MCE and WMA for the detection of CAD during DSE have not been studied in a large number of patients. METHODS W...
OBJECTIVE To prospectively examine the association between tea consumption and the risk of ischaemic heart disease (IHD). METHODS Prospective study using the China Kadoorie Biobank; participants from 10 areas across China were enrolled during 2004-2008 and followed up until 31 December 2013. After excluding participants with cancer, heart disease and stroke at baseline, the present study incl...
Taxus baccata is a native species to the Caspian forests and is considered as the identification of these forests by some resources. The aim of this study was to understand the ecological characteristics of T. baccata in order to find suitable areas for its plantation in the Pone Aram preserve of Golestan province. Therefore, Multi-Criteria Evaluation (MCE) methods based on Analytical Hierarchy...
Magnetoencephalographic(MEG) data are typically interpreted using source models because of the nonunique inverse problem. Although single current dipoles, adequately representing local active areas, can be identified accurately, multiple and overlapping sources form a challenge for MEG modeling. We tested the performances of multidipole modeling and minimum current estimate (MCE) in the analysi...
This paper presents a new automatic 3D mesh-based centerline extraction (3D-MCE) algorithm, which allows an accurate extraction of 3D centerline from a tubular geometry form, without manned intervention. The 3DMCE does not require any input parameters and works on polygon mesh vertices producing a thin, connected and centered centerline, without needing pre or post-processing stages. In order t...
Abstract The magnetocaloric effect-(MCE) of MgB 2 is simulated, considering the effect sintering temperature on MCE. results show that MCE samples an inverse type in a range diamagnetic-paramagnetic transition. Moreover, for improved with high temperature. comparison between and other some reported magnetic materials has been done, showing parameters are larger than La 1-x Cd x MnO 3 , 1.25 Sr ...
How phospholipids are trafficked between the bacterial inner and outer membranes through the hydrophilic space of the periplasm is not known. We report that members of the mammalian cell entry (MCE) protein family form hexameric assemblies with a central channel capable of mediating lipid transport. The E. coli MCE protein, MlaD, forms a ring associated with an ABC transporter complex in the in...
Magnetic refrigeration based on the magnetocaloric effect (MCE) is an environment-friendly, high-efficiency technology. It has been believed that a large MCE can be realized in the materials with a first-order magnetic transition (FOMT). Here, we found that TlFe3Te3 is a ferromagnetic metal with a first-order magnetic transition occurring at Curie temperature TC = 220 K. The maximum values of m...
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