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Exact(13)
It is shown that all schemes admit a spurious mode.
Furthermore, when an exact characteristics split flux formula is used, the spurious mode becomes nonexistent.
Order estimation and spurious mode elimination concerning the subspace identification technique are discussed in this paper.
This element has no spurious mode, passes patch tests for membrane, bending and shear problems.
Computer simulated results of the transmission and group delay characteristics are presented together with a universal plot for spurious mode suppression vs. relative ring diameter reduction.
On spurious mode elimination, a new criterion, modal similarity index (MSI) is proposed to measure the reliability of the modes obtained by ERA.
Similar(47)
This corresponds to the case where the pressure has no spurious modes [15].
The element is free of volumetric and shear locking and spurious modes are not detected.
This misconception is the true origin of spurious modes and inaccurate solutions in computational electromagnetics.
It shows that the interpolation generates spurious modes that depend on the wavenumbers of the signal.
On the contrary, the 2-D ESPRIT yields spurious modes located very far from the true ones.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com