gistfile1.txt

params = {}
params['objective'] = 'binary:logistic'
#params['objective'] = 'rank:pairwise'
#params['num_class'] = 3
params['eta'] = 0.2 # 0.02
params['numrounds'] = 150 # 1100
params['eval_metric'] = 'auc'
params['max_depth'] = 12 # 5
#params['subsample'] = 0.7
#params['colsample_bytree'] = .55 #.41 # .41
params['nthread'] = 16
#params['gamma'] = 1.0
params['seed'] = 1
params['silent'] = 1