نتایج جستجو برای: dimensional measurement
تعداد نتایج: 825588 فیلتر نتایج به سال:
We present ultimate version of no-hidden-variables theorem. We shall derive a proposition under the existence of the Bloch sphere in a single spin-1/2 system. The existence of a single classical probability space for measurement outcome within the formalism of von Neumann’s projective measurement cannot coexist with the proposition. Namely, we have to give up the existence of such a classical p...
Application of the three-dimensional digital image correlation technique (3D DIC) to the accurate measurement of full-field surface profile of a 730 mm-diameter carbon fibre composite satellite antenna is investigated in this article. The basic principles of the 3D DIC technique are described. The measured profile was compared with the one measured with a three-dimensional coordinate measuring ...
One of unsolved problems in quantum measurement theory is to characterize coexistence of quantum effects. In this paper, applying positive operator matrix theory, we give a mathematical characterization of the witness set of coexistence of quantum effects and obtain a series of properties of coexistence. We also devote to characterizing bijective morphisms on quantum effects leaving the witness...
Background Recent studies have demonstrated the usefulness of CMR imaging in the management of patients with cardiac arrhythmia. CMR imaging allows for more accurate measurement of various cardiac dimensions. Significant changes in LA volumes have previously been documented in patients who have undergone ablation therapy. However, these studies have relied on simple two dimensional measurement ...
This paper presents research for developing a virtual inspection system that evaluates the dimensional tolerance of forged aerofoil blades formed using the finite element (FE) method. Conventional algorithms adopted by modern coordinate measurement processes have been incorporated with the latest freeform surface evaluation techniques to provide a robust framework for the dimensional inspection...
Inductive proximity sensors (IPSs) present a unique no-contact advantage. They are widely preferred for displacement measurement in various industrial fields (e.g., aviation and aerospace), and they are improved continuously. When the inductance and resistance components of the IPS sensing core are separated, the influence of temperature drift on measurement can be eliminated. The complexity of...
A vision-based measurement system for the online inspection of automotive rubber profiles is described. The system determines a 3-D reconstruction of the rubber profile section and performs dimensional measurements. After a brief description of the whole measurement system, the main novelties are pointed out: the simple calibration procedure and the flexible tools allowing users to specify the ...
NMR technology has advanced significantly during the past year. Four-dimensional NMR spectroscopy is a feasible approach for unraveling the extremely crowded NOE spectra of medium-sized proteins. Alternatively, the use of selective deuteration also shows promise in this area. New three-dimensional NMR techniques can be used for accurate measurement of multiple-bond J couplings and improved meth...
industrial organizations are complex systems` where the interactions among the various functions such as sales, distribution, manufacturing, materials, finance, human resources and maintenance have to be man-aged towards a common purpose of delivering the customers satisfaction. however, since most of these or-ganizations have a `functional structure`, each function or department works towards ...
The resources needed to conventionally characterize a quantum system are overwhelmingly large for high-dimensional systems. This obstacle may be overcome by abandoning traditional cornerstones of quantum measurement, such as general quantum states, strong projective measurement, and assumptionfree characterization. Following this reasoning, we demonstrate an efficient technique for characterizi...
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