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A Variational Technique for Dealiasing Doppler Radial Velocity Data
Journal of Applied Meteorology; 6/1/2004; Gao, Jidong; Droegemeier, Kelvin K; 787 words
; ABSTRACT Velocity folding, or aliasing ... impediments to the use of radial winds from Doppler ... full volume scan of radial wind data are contaminated ... retrieved using the velocity azimuth display ... dealias Doppler radial velocity data. Ray and Ziegler ... range gates along a radial ...
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Radar wind profiler radial velocity: A comparison with doppler lidar
Journal of Applied Meteorology; 12/1/2002; Cohn, Stephen A; Goodrich, R Kent; 787 words
; ... variability and instrumental noise. Radial velocity estimates of a boundary layer ... and time. The wind profiler radial velocity was computed using two common ... wind profiler processing when radial velocity is close to zero. 1. Introduction ...
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Using Wavelet Analysis to Detect Tornadoes from Doppler Radar Radial-Velocity Observations
Journal of Atmospheric and Oceanic Technology; 3/1/2007; Liu, Shun; Xue, Ming; Xu, Qin; 787 words
; ... tornadoes from Doppler weather radar radial-velocity observations. Within this algorithm ... the relative magnitude of the radial velocity shear between two adjacent regions ... from radar reflectivity and/or radial velocity by examining hook echoes (Fujita ...
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3DVAR and Cloud Analysis with WSR-88D Level-II Data for the Prediction of the Fort Worth, Texas, Tornadic Thunderstorms. Part II: Impact of Radial Velocity Analysis via 3DVAR
Monthly Weather Review; 2/1/2006; Hu, Ming; Xue, Ming; Gao, Jidong; Brewster, Keith; 787 words
; ... 88D) radar reflectivity and radial velocity data on the prediction of a ... moisture, and cloud fields, while radial velocity data are analyzed through a ... In this part, the impact of radial velocity data and the mass divergence ...
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Variational Analysis of Oversampled Dual-Doppler Radial Velocity Data and Application to the Analysis of Tornado Circulations
Journal of Atmospheric and Oceanic Technology; 3/1/2007; Xue, Ming; Liu, Shun; Yu, Tian-You; 787 words
; ... the azimuthal resolution of radial velocity measurements is more important ... features such as tornadoes from radial velocity observations. (ProQuest-CSA ... Doppler radars and the oversampled radial velocity data are then analyzed using ...
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Galactic RAVE. (Astonomy).(Radial Velocity Experiment survey)(Brief Article)
Science News; 6/14/2003; 191 words
; ... about how the Milky Way formed. The survey, known as RAVE (Radial Velocity Experiment), uses a 1.2-meter telescope in Coonabarabran, Australia. By 2005, scientists expect RAVE to have measured the radial motion of 100,000 stars. With these data, astronomers will ...
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Experimental studies on radial extrudate swell and velocity profiles of flowing PS melt in an electro-magnetized die of an extrusion rheometer.
Polymer Engineering and Science; 12/1/2004; Intawong, N-T. Sombatsompop, N.; 787 words
; ... the reorganization of melt-velocity profiles developed in the ... melt layers as a function of radial positions across a capillary ... associated with the development of velocity profiles along the die. The velocity profiles of the melt could ... both extrudate swell and melt velocity profiles of ...
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A parallel coextrusion technique for simultaneous measurements of radial die swell and velocity profiles of a polymer melt in a capillary rheometer.
Polymer Engineering and Science; 10/1/2004; Intawong, N.-T. Sombatsompop, N.; 787 words
; ... capillary rheometers. They found that the flow simply moved radially inward to the capillary die as the ram moved down the barrel ... the more viscous phase and displacement of the maximum of the velocity profile to the opposite direction. Instead the differences ...
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Radial Nerve Compression Between the Brachialis and Brachioradialis Muscles in a Manual Worker: A Case Report
The Journal of Hand Surgery; 5/1/2006; Lee, Young-Keun; Choy, Won-Sik; 787 words
; ... reported cases a high radial nerve palsy occurred from ... case of nontraumatic high radial nerve palsy caused by the compression of the radial nerve between the brachialis ... was diagnosed with high radial nerve palsy in another ... area of the superficial radial nerve. The power of elbow ... the ...
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Assimilation with an Ensemble Kalman Filter of Synthetic Radial Wind Data in Anisotropic Turbulence: Perfect Model Experiments
Monthly Weather Review; 2/1/2006; Charron, Martin; Houtekamer, P L; Bartello, Peter; 787 words
; ... in the context of synthetic radial wind data assimilation at the ... domain. These radars measure the radial wind with assumed Gaussian ... precipitation). These data of radial winds are assimilated every ... However the analyzed vertical velocity shows an initial degradation ... EnKF to assimilate ...
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