نتایج جستجو برای: fiducial generalized pivotal quantity
تعداد نتایج: 276960 فیلتر نتایج به سال:
Abstract: Corrected confidence intervals are developed for the mean of the second component of a bivariate normal process when the first component is being monitored sequentially. This is accomplished by constructing a first approximation to a pivotal quantity, and then using very weak expansions to determine the correction terms. The asymptotic sampling distribution of the renormalised pivotal...
BACKGROUND/AIMS Stereotactic body radiation therapy (SBRT) for gastrointestinal malignancies requires the placement of fiducials to guide treatment delivery. This study aimed to determine the safety and technical feasibility of endoscopic ultrasonography (EUS)-guided fiducial placement for SBRT. METHODS From November 2010 to August 2012, 32 consecutive patients who were scheduled to receive S...
Security concerns increase as the technology for falsification advances. There are strong evidences that a difficult to falsify biometric trait, the human heartbeat, can be used for identity recognition. Existing solutions for biometric recognition from electrocardiogram (ECG) signals are based on temporal and amplitude distances between detected fiducial points. Such methods rely heavily on th...
Iran economy is a dependent economy on exogenous factor of oil revenues and as Iran economy is governmental condition, the production quantity depends on this exogenous factor and always has lots of fluctuations. As lack of fluctuation in production quantity and its continuum growth form the increase in profitability expectation of private investment, this article reviews the effective factors...
Gamma ray bursts (GRBs) have recently attracted much attention as a possible way to extend the Hubble diagram to very high redshift. To this aim, the luminosity (or isotropic emitted energy) of a GRB at redshift z must be evaluated from a correlation with a distance independent quantity so that one can then solve for the luminosity distance DL(z) and hence the distance modulus μ(z). Averaging o...
Many lifetime distribution models have successfully served as population models for risk analysis and reliability mechanisms. The Kumaraswamy distribution is one of these distributions which is particularly useful to many natural phenomena whose outcomes have lower and upper bounds or bounded outcomes in the biomedical and epidemiological research. This paper studies point estimation and interv...
Fiducial localization in volumetric images is a common task performed by image-guided navigation and augmented reality systems. These systems often rely on fiducials for image-space to physical-space registration, or as easily identifiable structures for registration validation purposes. Automated methods for fiducial localization in volumetric images are available. Unfortunately, these methods...
One formulation of forensic identification source problems is to determine the trace evidence, for instance, glass fragments found on a suspect crime. The current state science compute Bayes factor comparing marginal distribution measurements evidence under two competing propositions whether or not unknown originated from specific source. obvious problem with such an approach ability tailor pri...
We develop the formulation of the spin(SU(2)) coherent state path integrals based on arbitrary fiducial vectors. The resultant action in the path integral expression extensively depends on the vector; It differs from the conventional one in that it has a generalized form having some additional terms. We also study, as physical applications, the geometric phases associated with the coherent stat...
Breast reconstruction is an important part of the breast cancer treatment process for many women. Recently, 2D and 3D images have been used by plastic surgeons for evaluating surgical outcomes. Distances between different fiducial points are frequently used as quantitative measures for characterizing breast morphology. Fiducial points can be directly marked on subjects for direct anthropometry,...
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