Changes between Version 11 and Version 12 of ModellingQuestions


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Timestamp:
Oct 20, 2008, 2:20:04 PM (15 years ago)
Author:
rwilson
Comment:

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  • ModellingQuestions

    v11 v12  
    150150if the 10m DEM is describing by {{{poly1}}} and the 25m DEM is described by {{{poly2}}}
    151151with {{{poly1}}} completely enclosed in {{{poly2}}} as shown here:
    152 
    153152{{{
    154153#!html
    155154<img src="https://datamining.anu.edu.au/svn/ga/anuga_core/documentation/user_manual/graphics/polyanddata.jpg">
    156155}}}
    157 
    158156To combine the data sets, the geospatial addition is updated to
    159157{{{
     
    177175Assume that {{{poly1}}} crosses the coastline
    178176In this case, two new polygons could be created out of {{{poly1}}} which uses the coastline
    179 as the divider. As shown in Figure \ref{fig:polycoast}, {{{poly3}}} describes the
     177as the divider. As shown
     178{{{
     179#!html
     180<img src="https://datamining.anu.edu.au/svn/ga/anuga_core/documentation/user_manual/graphics/polyanddata2.jpg">
     181}}}
     182{{{poly3}}} describes the
    180183onshore data and {{{poly4}}} describes the offshore data.
    181 \begin{figure}[hbt]
    182   \centerline{\includegraphics{graphics/polyanddata2.jpg}}
    183   \caption{Inclusion of new polygons separating the 10m DEM area into an
    184   onshore (poly3) and offshore (poly4) data set.}
    185   \label{fig:polycoast}
    186 \end{figure}
    187184Let's include the bathymetry
    188185data described above, so to combine the datasets in this case,