Search Results - "Stiles, B.W."

Impact of rain on spaceborne Ku-band wind scatterometer data by Stiles, B.W., Yueh, S.H.

“…The accuracy of Ku-band ocean wind scatterometers (i.e., NSCAT and SeaWinds) is impacted to varying degrees by rain. In order to determine how to best flag…”
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Evaluation of high-resolution ocean surface vector winds measured by QuikSCAT scatterometer in coastal regions by Wenqing Tang, Liu, W.T., Stiles, B.W.

“…The SeaWinds scatterometer onboard QuikSCAT covers approximately 90% of the global ocean under clear and cloudy condition in 24 h, and the standard data…”
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Direction interval retrieval with thresholded nudging: a method for improving the accuracy of QuikSCAT winds by Stiles, B.W., Pollard, B.D., Dunbar, R.S.

“…The SeaWinds scatterometer was developed by NASA JPL, Pasadena, CA, to measure the speed and direction of ocean surface winds. It was then launched onboard the…”
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QuikSCAT wind retrievals for tropical cyclones by Yueh, S.H., Stiles, B.W., Liu, W.T.

“…The use of QuikSCAT data for wind retrievals of tropical cyclones is described. The evidence of QuikSCAT /spl sigma//sub 0/ dependence on wind direction for…”
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QuikSCAT geophysical model function for tropical cyclones and application to Hurricane Floyd by Yueh, S.H., Stiles, B.W., Wu-Yang Tsai, Hua Hu, Liu, W.T.

“…The QuikSCAT radar measurements of several tropical cyclones in 1999 have been studied to develop the geophysical model function (GMF) of Ku-band radar /spl…”
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Polarimetric scatterometry: a promising technique for improving ocean surface wind measurements from space by Wu-Yang Tsai, Nghiem, S.V., Huddleston, J.N., Spencer, M.W., Stiles, B.W., West, R.D.

“…Spaceborne wind scatterometers provide useful measurements of ocean surface winds and are important to climatological studies and operational weather…”
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Nature, distribution, and origin of Titan’s Undifferentiated Plains by Lopes, Rosaly M.C., Malaska, M.J., Solomonidou, A., Le Gall, A., Janssen, M.A., Neish, C.D., Turtle, E.P., Birch, S.P.D., Hayes, A.G., Radebaugh, J., Coustenis, A., Schoenfeld, A., Stiles, B.W., Kirk, R.L., Mitchell, K.L., Stofan, E.R., Lawrence, K.J.

“…•Undifferentiated Plains defined, mapped, and interpreted using several data sets.•Sedimentary origin, predominantly containing organic rather than icy…”
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Spectral properties of Titan's impact craters imply chemical weathering of its surface by Neish, C. D., Barnes, J. W., Sotin, C., MacKenzie, S., Soderblom, J. M., Le Mouélic, S., Kirk, R. L., Stiles, B. W., Malaska, M. J., Le Gall, A., Brown, R. H., Baines, K. H., Buratti, B., Clark, R. N., Nicholson, P. D.

“…We examined the spectral properties of a selection of Titan's impact craters that represent a range of degradation states. The most degraded craters have rims…”
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Crater topography on Titan: Implications for landscape evolution by Neish, C.D., Kirk, R.L., Lorenz, R.D., Bray, V.J., Schenk, P., Stiles, B.W., Turtle, E., Mitchell, K., Hayes, A.

“…► We present the latest crater topography measurements for Saturn’s moon Titan. ► Titan’s craters are hundreds of meters shallower than similar craters on…”
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Ground processing of Cassini RADAR imagery of Titan by Stiles, B.W., Gim, Y., Hamilton, G., Hensley, S., Johnson, W.T.K., Shimada, J., West, R.D., Callahan, P.

“…The Cassini RADAR instrument onboard the Cassini Orbiter is currently collecting SAR imagery of the surface of Saturn's largest Moon, Titan. This paper…”
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Habituation based neural classifiers for spatio-temporal signals by Stiles, B.W., Ghosh, J.

“…Based on the habituation mechanism found in biological neural systems, novel dynamic neural networks are proposed for recognizing temporal patterns. The…”
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Advanced design concepts for a SeaWinds scatterometer follow-on mission by Spencer, M.W., Huddleston, J.N., Stiles, B.W.

“…The SeaWinds wind scatterometer was first launched in June of 1999, and has contributed significantly to the study of global climate phenomena and to the…”
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A habituation based neural network for spatio-temporal classification by Stiles, B.W., Ghosh, J.

“…A novel neural network is proposed for the dynamic classification of spatio-temporal signals. The network is designed to classify signals of different…”
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Rain, wind, and backscatter: modeling rain effects on Ku-band ocean wind scatterometers by Stiles, B.W., Yueh, S.

“…Spaceborne Ku-band ocean wind scatterometers (SeaWinds, NSCAT) enable frequent global coverage of meso-scale ocean surface winds. These instruments measure the…”
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A multidimensional histogram rain-flagging technique for SeaWinds on QuikSCAT by Huddleston, J.N., Stiles, B.W.

“…The SeaWinds scatterometer was developed by NASA JPL to measure the speed and direction of global ocean surface winds. SeaWinds was launched aboard the…”
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Pipelined parallel multiplier implementation by Stiles, B.W., Swartzlander, E.E.

“…Two's complement pipelined array and Wallace/Dadda (1964, 1965) multipliers are designed using LSI Logic 1.0-micron array based logic devices. The overall…”
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Some limitations of linear memory architectures for signal processing by Stiles, B.W., Ghosh, J.

“…Certain neural network structures with a linear "memory" stage followed by a nonlinear memoryless stage are commonly used for signal processing. Two examples…”
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QuikSCAT geophysical model function and imaging of tropical cyclone winds by Yueh, S.H., Stiles, B.W., Wu-Yang Tsai

“…The feasibility of spaceborne scatterometers for the measurements of tropical cyclone wind fields has been investigated with the data from the SeaWinds…”
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SeaWinds on QuikSCAT: postlaunch calibration and validation by Huddleston, J.N., Wu-Yang Tsai, Spencer, M.W., Stiles, B.W., Dunbar, R.S.

“…The SeaWinds scatterometer was successfully launched aboard the QuikSCAT platform on June 19, 1999. It was designed to accurately determine the speed and…”
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Complete memory structures for approximating nonlinear discrete-time mappings by Stiles, B.W., Sandberg, I.W., Ghosh, J.

“…This paper introduces a general structure that is capable of approximating input-output maps of nonlinear discrete-time systems. The structure is comprised of…”
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