<div dir="ltr"><span style="font-family:arial,sans-serif;font-size:13px">Hi ,</span><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">GDAL level1b dataset reader interpolate earth location data by lagrange interpolation but it is not accurate . </div>
<div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">mpop (<a href="http://www.github.com/mraspaud/mpop" target="_blank">http://www.github.com/mraspaud/mpop</a>) interpolation method accuracy is better than GDAL interpolation method but it uses all data records location data . <span style="color:rgb(0,0,0)">Charles Wivell suggest to use </span><span style="color:rgb(0,0,0)">satellite/sensor/</span><span style="color:rgb(0,0,0)">earth model</span><span style="color:rgb(0,0,0)"> . I can't found good resources that describe this model .</span></div>
<div style="font-family:arial,sans-serif;font-size:13px"><span style="color:rgb(0,0,0)"> </span></div><div style="font-family:arial,sans-serif;font-size:13px"><font color="#000000" face="arial, sans-serif">Note : I found a satellite/sensor/earth model interpolation that implemented in AAPP package but it's accuracy is similar to lagrange method's accuracy .</font></div>
<div style="font-family:arial,sans-serif;font-size:13px"><font color="#000000" face="arial, sans-serif"><br></font></div><div style="font-family:arial,sans-serif;font-size:13px">Is there any interpolation method that works on only one data record and produce accurate results ?<font color="#000000" face="arial, sans-serif"><br>
</font></div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px"><font color="#000000" face="arial, sans-serif">Thanks</font></div></div>