I am trying to create an image which two kernels and then a conditional was applied to pixels such as:
IF P1>0 AND P2>0 AND P1 + P2 > 100 THEN 1
IF NOT 0
I want a new image with pixels values are only 0 or 1 after the condition is applied.
Here is my progress:
var sentinelCollection = ee.ImageCollection("COPERNICUS/S2_SR"),
tRegion = /* color: #0b4a8b */ee.Geometry.Polygon(
[[[28.182826834874845, 40.23986986920176],
[28.147121268468595, 40.12970921265055],
[28.227458792882658, 40.04355461665369],
[28.421092826085783, 40.050913533775855],
[28.525462943273283, 40.13075920541663],
[28.462291556554533, 40.18953290914673],
[28.415599662023283, 40.246159359987665]]]);
Map.centerObject(tRegion);
//Select images
var sentinel = ee.ImageCollection(sentinelCollection
.filterBounds(tRegion)
.filterDate('2019-02-01', '2019-02-28')
.select(['B8','B11','B12'])
.first();
// Create a list of weights for a 13x13 kernel. 45 degree1
var line1a1 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line2a1 = [0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0];
var line3a1 = [0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 1, 0, 0];
var line4a1 = [0, 0, 0, 0, 0, 0, 0, -1, 0, 1, 0, 0, 0];
var line5a1 = [0, 0, 0, 0, 0, 0, -1, 0, 1, 0, 0, 0, 0];
var line6a1 = [0, 0, 0, 0, 0, -1, 0, 1, 0, 0, 0, 0, 0];
var centera1 = [0, 0, 0, 0, -1, 0, 1, 0, 0, 0, 0, 0, 0];
var line8a1 = [0, 0, 0, -1, 0, 1, 0, 0, 0, 0, 0, 0, 0];
var line9a1 = [0, 0, -1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0];
var line10a1 = [0, -1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line11a1 = [0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line12a1 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line13a1 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var matrix45_a1 = [line1a1,line2a1,line3a1,
line4a1,line5a1,line6a1,
centera1,
line8a1,line9a1,line10a1,
line11a1,line12a1,line13a1];
// Create a list of weights for a 13x13 kernel. 45 degree2
var line1a2 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line2a2 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line3a2 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0];
var line4a2 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, -1, 0];
var line5a2 = [0, 0, 0, 0, 0, 0, 0, 0, 1, 0, -1, 0, 0];
var line6a2 = [0, 0, 0, 0, 0, 0, 0, 1, 0, -1, 0, 0, 0];
var centera2 = [0, 0, 0, 0, 0, 0, 1, 0, -1, 0, 0, 0, 0];
var line8a2 = [0, 0, 0, 0, 0, 1, 0, -1, 0, 0, 0, 0, 0];
var line9a2 = [0, 0, 0, 0, 1, 0, -1, 0, 0, 0, 0, 0, 0];
var line10a2 = [0, 0, 0, 1, 0, -1, 0, 0, 0, 0, 0, 0, 0];
var line11a2 = [0, 0, 1, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0];
var line12a2 = [0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var line13a2 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
var matrix45_a2 = [line1a2,line2a2,line3a2,
line4a2,line5a2,line6a2,
centera2,
line8a2,line9a2,line10a2,
line11a2,line12a2,line13a2];
var kernela1 = ee.Kernel.fixed(13, 13, matrix45_a1);
print(kernela1);
var kernela2 = ee.Kernel.fixed(13, 13, matrix45_a2);
print(kernela2);
var convolvedA1 = sentinel.convolve(kernela1);
var convolvedA2 = sentinel.convolve(kernela2);
I want to apply abovementioned condition as P1 = convolvedA1, P2 = convolvedA2
How can I apply a condition to create new image?