 However, prior methods, which mainly use the interpolate estimation  , require large amounts of temperature tensors for an accurate estimation.
<meaning-changed>  However, prior methods, which mainly use the interpolate estimation  , require large amounts of temperature tensors for an accurate estimation.
 However, prior methods, which mainly use the interpolate estimation to reconstruct the whole temperature field with the temperature value from limited monitoring points , require large amounts of temperature tensors for an accurate estimation.