hydromt.stats.skills.mse#

hydromt.stats.skills.mse(sim, obs, dim='time')[source]#

Return the mean squared error (MSE) between two time series.

$\begin{array}{r} M S E = \\ f r a c 1 N \\ s u m_{i = 1}^{N} (e_{i} - s_{i})^{2} \end{array}$

Parameters:

sim (xarray DataArray) – simulations time series
obs (xarray DataArray) – observations time series
dim (str, optional) – name of time dimension in sim and obs (the default is ‘time’)

Returns:

the mean squared error

Return type:

xarray DataArray