Script and data of "Role of Frictional Processes in Mesoscale Eddy Available Potential Energy Budget in the Global Ocean"

% File description:

1. Cal_conversions.m: a set of functions calculating the EAPE-EKE and EAPE-EKE conversion terms with CESM output data in B-grid

2. smooth2a.m: function of boxcar filtering

3. CONV_u100_2d.mat: data of the global distribution of upper 100 m averaged conversion terms used in Figure 2 of the manuscript
% Variables inside the file:
    CONVa_H_u100: MAPE-EAPE conversion driven by frictional process
    CONVo_H_u100: MAPE-EAPE conversion driven by non-frictional process
    CONVa_V_u100: EAPE-EKE conversion driven by frictional process
    CONVo_V_u100: EAPE-EKE conversion driven by non-frictional process

4. CONV_profile.mat: data of the vertical profiles of global and regional averaged EAPE-EKE conversion terms used in Figure 3 of the manuscript
% Variables inside the file:
    % Vertical profiles of quasi-global-averaged EAPE-EKE conversion 
    CONVa_V_GLO_profile: driven by frictional process
    CONVo_V_GLO_profile: driven by non-frictional process
    CONVttw_V_GLO_profile: reproduced by TTW balance 
    
    % Vertical profiles of EAPE-EKE conversion averaged in western boundary current regions
    CONVa_V_WBCE_profile: driven by frictional process
    CONVo_V_WBCE_profile: driven by non-frictional process
    CONVttw_V_WBCE_profile: reproduced by TTW balance 

    % Vertical profiles of EAPE-EKE conversion averaged in subtropical gyres
    CONVa_V_STG_profile: driven by frictional process
    CONVo_V_STG_profile: driven by non-frictional process
    CONVttw_V_STG_profile: reproduced by TTW balance 
    
    % Vertical profiles of EAPE-EKE conversion averaged in subpolar gyres
    CONVa_V_SPG_profile: driven by frictional process
    CONVo_V_SPG_profile: driven by non-frictional process
    CONVttw_V_SPG_profile: reproduced by TTW balance 

    % Vertical profiles of EAPE-EKE conversion averaged in the Southern Ocean
    CONVa_V_SO_profile: driven by frictional process
    CONVo_V_SO_profile: driven by non-frictional process
    CONVttw_V_SO_profile: reproduced by TTW balance 

5. CONV_SeasDiff.mat: data of the seasonal difference (winter minus summer) of global and regional averaged conversion terms used in Figure 3 of the manuscript
% Variables inside the file:
    % Vertical profiles of the seasonal difference of quasi-global-averaged EAPE-EKE conversion 
    CONVa_V_GLO_SeasDiff: driven by frictional process
    CONVo_V_GLO_SeasDiff: driven by non-frictional process
    CONVttw_V_GLO_SeasDiff: reproduced by TTW balance 
    
    % Vertical profiles of the seasonal difference of EAPE-EKE conversion averaged in western boundary current regions
    CONVa_V_WBCE_SeasDiff: driven by frictional process
    CONVo_V_WBCE_SeasDiff: driven by non-frictional process
    CONVttw_V_WBCE_SeasDiff: reproduced by TTW balance 

    % Vertical profiles of the seasonal difference of EAPE-EKE conversion averaged in subtropical gyres
    CONVa_V_STG_SeasDiff: driven by frictional process
    CONVo_V_STG_SeasDiff: driven by non-frictional process
    CONVttw_V_STG_SeasDiff: reproduced by TTW balance 
    
    % Vertical profiles of the seasonal difference of EAPE-EKE conversion averaged in subpolar gyres
    CONVa_V_SPG_SeasDiff: driven by frictional process
    CONVo_V_SPG_SeasDiff: driven by non-frictional process
    CONVttw_V_SPG_SeasDiff: reproduced by TTW balance 

    % Vertical profiles of the seasonal difference of EAPE-EKE conversion averaged in the Southern Ocean
    CONVa_V_SO_SeasDiff: driven by frictional process
    CONVo_V_SO_SeasDiff: driven by non-frictional process
    CONVttw_V_SO_SeasDiff: reproduced by TTW balance 

6. Coord_lon_lat_zw.mat: coordinate information for the variables in "CONV_u100_2d.mat", "CONV_profile.mat"and "CONV_SeasDiff.mat"
  % Variables inside the file:
    lon: longitude for the global distributions of the conversion terms
    lat: latitude for the global distributions of the conversion terms
    z_w: depth of each vertical level for vertical profiles of conversion terms