求助各位大神，关于matlab克里金插值问题！

cscscwwwrte

本人现在有本市地图数据，以及自动气象站站点经纬度及温度数值，想用克里金插值方法画等温线图，怎么画，请各位帮助，其中wlmq_dt为地图数据，wlmq_zdz第一列和第二列为站点经纬度，第五列为温度。
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• data1 = load('wlmq_dt.txt');
• latlim = minmax(data1(:,2)');
• lonlim = minmax(data1(:,1)');
• MLabelLocation = linspace(lonlim(1),lonlim(2),6);
• PLabelLocation = linspace(latlim(1),latlim(2),6);
• figure('color','w',...
•     'name','等温线图',...
•     'numbertitle','off',...
•     'units','normalized',...
•     'pos',[0.2738,0.0638,0.4451,0.8125]);
• axesm('MapProjection','mercator', ...
•     'MapLatLimit',latlim, ...
•     'MapLonLimit',lonlim, ...
•     'Frame','on', ...
•     'Grid','on', ...
•     'MeridianLabel','on', ...
•     'ParallelLabel','on', ...
•     'MLabelLocation',MLabelLocation, ...
•     'MLineLoc',MLabelLocation, ...
•     'PLabelLocation',PLabelLocation, ...
•     'PLineLoc',PLabelLocation);
• tightmap;
• plotm(data1(:,2),data1(:,1),'k');
• data2 = xlsread('wlmq_zdz.xls');
• lon = data2(:,1);
• lat = data2(:,2);
• tem = data2(:,5);
• theta = [10 10]; lob = [1e-1 1e-1]; upb = [20 20];
• [dmodel, perf] = dacefit([lat,lon], tem, @regpoly0, @corrgauss, theta, lob, upb);
• LonLat = gridsamp([min(latlim) min(lonlim);max(latlim) max(lonlim)], 60);
• TemNew = predictor(LonLat, dmodel);
• LatNew = reshape(LonLat(:,1),[60,60]);
• LonNew = reshape(LonLat(:,2),[60,60]);
• TemNew = reshape(TemNew, size(LonNew));
• geoshow(LatNew,LonNew,TemNew,'DisplayType','surface');
• hold on
• plotm(lat,lon,'k.');
• colorbar;
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