===== XL =====
 Params: 
     booster: gbtree
     lambda: 1.898848693595252e-07
     alpha: 0.12056474301318092
     subsample: 0.8063050059099299
     colsample_bytree: 0.9811739553789125
     max_depth: 9
     min_child_weight: 5
     eta: 0.5922416179249104
     gamma: 9.646624366133572e-08
     grow_policy: depthwise

===== EN =====
 Params: 
     booster: dart
     lambda: 0.0034350220237818873
     alpha: 0.017576312448391578
     subsample: 0.9386326696822141
     colsample_bytree: 0.5398497692040918
     max_depth: 7
     min_child_weight: 2
     eta: 0.5025794051815233
     gamma: 6.153648073996147e-07
     grow_policy: depthwise
     sample_type: weighted
     normalize_type: forest
     rate_drop: 0.132882793436878
     skip_drop: 0.1414878925970217

===== CN =====
 Params: 
     booster: gbtree
     lambda: 0.014545465661980932
     alpha: 0.02863583749525235
     subsample: 0.9032200638824748
     colsample_bytree: 0.6149619736500342
     max_depth: 9
     min_child_weight: 6
     eta: 0.8978097634175725
     gamma: 7.463237955201139e-07
     grow_policy: lossguide

===== DE =====
 Params: 
     booster: gbtree
     lambda: 0.00048678625972486576
     alpha: 1.046744785350664e-05
     subsample: 0.9144592408942889
     colsample_bytree: 0.9033855975895826
     max_depth: 7
     min_child_weight: 4
     eta: 0.3762627644436733
     gamma: 0.00010414996206074876
     grow_policy: lossguide

===== FR =====
 Params: 
     booster: gbtree
     lambda: 6.923228726172801e-08
     alpha: 2.6464067036434684e-05
     subsample: 0.8398779631824201
     colsample_bytree: 0.6881972487164857
     max_depth: 4
     min_child_weight: 8
     eta: 0.5463336832800588
     gamma: 0.3640017866211947
     grow_policy: depthwise

===== PT =====
 Params: 
     booster: gbtree
     lambda: 8.887759428477204e-05
     alpha: 0.005500026395832587
     subsample: 0.954765864693822
     colsample_bytree: 0.45419342205416346
     max_depth: 8
     min_child_weight: 2
     eta: 3.560840761652559e-07
     gamma: 0.0014407851239889705
     grow_policy: lossguide