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Interpolate data around a point

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Emrys
Emrys 2018-7-8
评论： Emrys 2018-7-9
Hy guys , I have a matrix of data on a grid. P=45*25 matrix lat=45*25 matrix long=45*25 matrix and I want to interpolate this data around a point inside the grid. Someone could help me plese? Thank you very much in advance.

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Matt J
Matt J 2018-7-8
interp2(lat,long,P,____)
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Matt J
Matt J 2018-7-8
编辑：Matt J 2018-7-8
Imagine that I have a point (long,lat) around around which i want to interpolate all the matrix data. How could I tell to interp2 this?
(Xq,Yq) would be that point.
Emrys
Emrys 2018-7-9
Thank you very much. It works.

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