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@@ -12,6 +12,7 @@ cell in the output map as follows:
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<li>bilinear (4 cells)</li>
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<li>bicubic (16 cells)</li>
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</ul>
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+
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<p>
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This module is intended for reinterpolation of continuous data
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to a different resolution rather than for interpolation from scattered data
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@@ -19,6 +20,13 @@ to a different resolution rather than for interpolation from scattered data
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</p>
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+<h2>NOTES</h2>
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+
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+<p>
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+Resampling modules (<em>r.resample, r.resamp.stats, r.resamp.interp,
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+r.resamp.rst</em>) resample the map to match the current region settings.
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+</p>
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+
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<p>
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Note that for bilinear and bicubic interpolation,
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cells of the output raster that cannot be bounded by the appropriate number
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@@ -26,10 +34,8 @@ of input cell centers are set to NULL (NULL propagation). This could occur
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due to the input cells being outside the current region, being NULL or MASKed.
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</p>
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-<h2>NOTES</h2>
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-
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<p>
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-For longitude-latitude databases, the interpolation algorithm is based on
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+For longitude-latitude locations, the interpolation algorithm is based on
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degree fractions, not on the absolute distances between cell centers. Any
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attempt to implement the latter would violate the integrity of the
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interpolation method.
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@@ -47,4 +53,5 @@ interpolation method.
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Glynn Clements
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-<p><i>Last changed: $Date$</i>
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+<p>
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+<i>Last changed: $Date$</i>
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