Using the singly truncated normal distribution to analyze satellite data |
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Authors: | Douglas J. DePriest |
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Affiliation: | Office of Naval Research , Arlington, VA, 22217 |
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Abstract: | This paper proposes the singly truncated normal distribution as a model for estimating radiance measurements from satellite-borne infrared sensors. These measurements are made in order to estimate sea surface temperatures which can be related to radiances. Maximum likelihood estimation is used to provide estimates for the unknown parameters. In particular, a procedure is described for estimating clear radiances in the presence of clouds and the Kolmogorov-Smirnov statistic is used to test goodness-of-fit of the measurements to the singly truncated normal distribution. Tables of quantile values of the Kolmogorov-Smirnov statistic for several values of the truncation point are generated from Monie Carlo experiment Mnally a numerical emample using satetic data is presented to illustrate the application of the procedures. |
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Keywords: | Truncated normal distribution Maximum likelihood Goodness-of-fit Kolmogorov-Smirnov statistic Satellite data |
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