I have a raster of non-continuous surface with valid values and nodata values, and I'm trying to interpolate it into a continuous surface image without nodata values using QGIS.

Can anyone help?

The non-continuous surface (white area has nodata value and coloured area has valid values:

enter image description here

What I want to achieve using QGIS:

enter image description here


Raster pixels to points to convert the raster to point vector. Then you can interpolate using IDW interpolation or any other method (the SAGA toolbox has several algorithms).


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