P-Wave
Coherence methods in mapping AVO anomalies and predicting P wave and S wave impedances
... AVO analysis and inversion presents pitfalls when aimed at quantitatively characterizing the elastic properties of a reservoir. For instance a too poor S/N ratio could obscure any preliminary interpretation required for ...
22
P-wave diffusion in fluid-saturated medium
... of P-wave’s propagation in fluid saturated medium, the group velocity reflects the apparent velocity of the surface displacement or the overall shape of the P- wave’s amplitude at the boundary of the ...
8
The prognostic impact of P wave dispersion in prediction of clinical outcome after percutaneous balloon mitarl valvuloplasty in patients with mitral stenosis and sinus rhythm
... longer P wave indices. [23]. Prolonged P wave indices have been associated with increased risk for incident ...prolonged P wave indices (maximum duration ≥ 130 msec and ...
8
P-Wave and QT Dispersion in Children With βeta-Thalassemia
... explained by myocardial iron deposition, leading to atrial remodelling such as chronically elevated atrial pressure, ischemia and metabolic stress resulting in slow conduction with inhomogeneous recovery, defining a ...
8
P Wave Dispersion is Increased in Pulmonary Stenosis
... of P wave dispersion (PWD) in ...study. P wave duration, p wave maximum (p max) and p minimum (p min) were calculated from resting electrocariography (ECG) ...
6
Wave propagation in a partially saturated porous solid with two immiscible fluids due to incident P-wave.
... transverse wave. The incidence of P wave at the plane boundary of elastic solid is considered to calculate the amplitude ratios of the two reflected waves in elastic solid and the four refracted ...
8
Finite-difference modelling to evaluate seismic P-wave and shear-wave field data
... Seismic equipment varied with surveys due to different wave types used for exploration. For two P-wave surveys we used the hydraulic vibrator systems of the LIAG, the MHV2.7 in 2009 and the new ...
15
<p>QT and P-wave dispersion during the manic phase of bipolar disorder</p>
... the P and QT wave dura- tions ...of P wave was de fi ned as the junction between the isoelectric line and the start of P wave de fl ection, and the offset of the P waves as ...
7
Prediction of seismic P-wave velocity using machine learning
... A total of 38 geological and spatial variables were included as predictors (Table 1). These predictors are parameters that were assumed to influence P-wave velocity. However, only predictors that could be ...
12
P-wave and QT dispersion in patients with conversion disorder
... respectively, P,0.01) were significantly higher in CD patients. P-wave dispersion measurements did not show any significant differ- ences between conversion patients and control group ...
6
P Wave Detection Combining Entropic Criterion and Wavelet Transform
... The waves produce a positive maximum-negative minimum pair along the scales, with a zero crossing be- tween them. Each sharp change in the signal is associated to a line of maxima or minima across the scales. The ...
10
Extraction of P wave and T wave in Electrocardiogram using Wavelet Transform
... the P wave, the QRS complex, and the T ...the P wave and T wave. Determining the position of the P wave and T wave is complicated due its low ...the P ...
5
P-wave Dispersion in Patients with Major Thalassemia
... the P-wave was defined as the junction between the end of the P-wave deflection and the isoelectric line (8, ...The P max was defined as the longest atrial conduction time measured from ...
5
ππ P-wave resonant scattering from lattice QCD
... Here, we present a high-statistics lattice QCD calculation of I = 1 P-wave ππ scattering, using 2+1 flavors of clover fermions at a pion mass of approximately 320 MeV and a lattice size of approximately 3.6 ...
8
The Relationship between the Left Atrial Volume and the Maximum P wave and P wave Dispersion in Patients with Congestive Heart Failure
... maximum P-wave duration (Pmax) of 110 msec and a P-wave dispersion (PWD) 40 msec are accepted indicators of a disturbance in interatrial conduction and an inhomogeneous propagation of the ...
8
P Wave Analysis in Patients with Sarcoidosis
... P wave represents the electrical activation of both atria, which takes place sequentially from right to left ...atrium. P wave duration is, among others, determined by the fol- lowing factors: ...
7
Surface Effects on the Diffraction of P Wave by an Arbitrary Shaped Cavity
... the wave function ex- pansion method to study the effect of nano-sized arrays on the longitudinal wave diffraction in elastic media, and gave the corresponding elastic diffraction ...SV wave multiple ...
12
P-wave estimation using DWT
... the P-wave, based on 12 lead standards ECG, which will be applied to the detection of patients prone to diseases (atrial flutter, hyperkalaemia, hypokalaemia and atrial ...and P-wave is ...
5
Application of scattering theory to P wave amplitude fluctuations in the crust
... complex wave propagation in inhomogeneous crustal media is responsible for this ...of P-wave amplitude for small to moderately sized crustal earthquakes revealed that fluctuations in ...
15
Non-leptonic hyperon decays
... and p-wave ...calculated p-wave amplitudes satisfy the |AI | = J and approximately the Lee-Sugawara sum ...and p-wave experimental amplitudes are compatible with these sum rules ...
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