I am trying from two days please Help
thank you ..
full code ……
Red = geotiffread('C:\Users\Adya\Desktop\matlab_workshop\LST\LST\images\band2.tif');%figure(1),imshow(Red),title('BandRed');
NIRed = geotiffread('C:\Users\Adya\Desktop\matlab_workshop\LST\LST\images\Band3.tif');%figure(2),imshow(NIRed),title('BandNIR');
R = histeq(Red);NIR = histeq(NIRed);R = im2double(R);NIR = im2double(NIR);%Estimation of NDVI
ndvi = (NIR -R) ./ (NIR + R);%figure(3),imhist(ndvi)
%figure(4),imshow(ndvi, []), title('NDVI');
%text(size(ndvi,2), size(ndvi,1) + 15,...
% 'Positive values shows the Vegetation and Negative values shows the NoneType Vegetation',...
%'FontSize', 8, 'HorizontalAlignment', 'right');
%colormap(jet),colorbar;
%impixelinfo
%Estimation of Land Surface Emissivity%%
%NDVIs = soils
%NDVIv = Vegetation
NDVIs = 0.2;NDVIv = 0.5;Pv = (ndvi - NDVIs) ./ (NDVIv - NDVIs);%ndvi = Pv
ndvi = (Pv.^2);%COEFFICIENTS FOR THE ATMOSPHERIC IS Cj
Cj = 1;%E = (0.004*ndvi+ 0.990*(1-ndvi));
%figure(6),imshow(E)
%colormap(jet),colorbar;%impixelinfoEi = (NDVIs*ndvi + NDVIv*(1-ndvi) + Cj);%figure(5),imshow(Ei),title('Emissivity');
%colormap(jet),colorbar;%impixelinfo%Conversion of Digital Numbers (DNs) to Radiance
DN = geotiffread('C:\Users\Adya\Desktop\matlab_workshop\LST\LST\images\band14.tif');DN = histeq(DN);DN = im2double(DN);%figure(),imshow(DN),title('Band14');
UCC = 0.005693;L = (DN-1)*UCC;%figure,imshow(L);
Conversion of Radiance to Brightness Temperature
K1 = 649.60;K2 = 1274.49;BT = ((K2) ./ log(((K1) ./ (L)) + 1));% Y Lamb
y = 11.289;%BT = (BT);
P = ((1.438)*(10.^-2));%%calculation of LST
LST = (BT)./{1 + (y*(BT)./P)*log(Ei)};%%imhist(LST),title('LST')
figure(6),imshow(LST),title('LST')colormap(jet);impixelinfo%filename = 'C:\Users\Adya\Desktop\matlab_workshop\LST\LST\images\geotiffexample.tif';
%geotiffwrite(filename,LST);
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