Search Results - "Larsen, M.F."

Fine structure in midlatitude sporadic E layers by Hysell, D.L., Nossa, E., Aveiro, H.C., Larsen, M.F., Munro, J., Sulzer, M.P., González, S.A.

“…Fine structure in midlatitude sporadic E layer patches or “clouds” is apparent in incoherent scatter observations from the Arecibo Radio Telescope. The fine…”
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On the relationship between aspect sensitivity and spatial interferometric in-beam incidence angles by Palmer, R.D., Larsen, M.F., Fukao, S., Yamamoto, M.

“…Using data from the Middle and Upper Atmosphere Radar, we present a study of the subtle characteristics of the echo power distribution caused by aspect…”
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Multiple neutral density measurements in the lower thermosphere with cold-cathode ionization gauges by Lehmacher, G.A., Gaulden, T.M., Larsen, M.F., Craven, J.D.

“…Cold-cathode ionization gauges were used for rocket-borne measurements of total neutral density and temperature in the aurorally forced lower thermosphere…”
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Assessing auroral electric field variance with coherent and incoherent scatter radar by Hysell, D.L., Michhue, G., Nicolls, M.J., Heinselman, C.J., Larsen, M.F.

“…Line-of-sight F region plasma drifts measured with the Poker Flat Incoherent Scatter Radar (PFISR) during the NASA JOULE II experiment period are compared with…”
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Large-scale E-region electric field structure due to gravity wave winds by Gelinas, L.J, Kelley, M.C, Larsen, M.F

“…Oscillatory neutral wind motions, such as those of atmospheric gravity waves which propagate through the E-region of the ionosphere, appear to produce local…”
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Complexity-constrained trellis quantizers by Larsen, M.F., Frost, R.L.

“…A reasonable measure of quantizer complexity is the expected number of quanta per input sample for which distortion is computed. Given this measure, a…”
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Constraining the size of the instantaneous alphabet in trellis quantizers by Larsen, M.F., Frost, R.L.

“…A method is developed for decreasing the computational complexity of a trellis quantizer (TQ) encoder. We begin by developing a rate-distortion theory under a…”
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Preliminary results from the Arecibo 430 MHz spatial interferometry system by Howell, P.B., Palmer, R.D., Narayanan, R.M., Larsen, M.F., Cho, J.Y.N.

“…The 430 MHz radar system of the Arecibo Observatory (AO) possesses one of the largest power-aperture products in the world. The aperture is effectively 200-300…”
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