Using config_str = complex
my test [0.0, 0.1, 0.2]
delta =  0.0
k =  2
the size of clean data is  (3031, 2)
the number of colors is 9
baseline cost
Set parameter WLSAccessID
Set parameter WLSSecret
Set parameter LicenseID to value 2512068
Academic license 2512068 - for non-commercial use only - registered to sh___@mail.ustc.edu.cn
 the cost is  185904937.72358268
0
Initializing Gurobi model
Initializing Cplex model
Starting to add variables...
Completed. Time for creating and adding variable = 0.00012024771422147751
Starting to add constraints...
Completed. Time for creating and adding constraints = 0.00033467356115579605
Version identifier: 22.1.1.0 | 2023-06-15 | d64d5bd77
CPXPARAM_Read_DataCheck                          1
Tried aggregator 1 time.
LP Presolve eliminated 2 rows and 0 columns.
Aggregator did 8 substitutions.
Reduced LP has 2 rows, 8 columns, and 16 nonzeros.
Presolve time = 0.00 sec. (0.01 ticks)

Iteration log . . .
Iteration:     1   Dual objective     =        131347.309558
LP solving time time = 0.0005828188732266426
 the time of baseline is  0.029611587524414062
 the baseline violation is  4.973799150320701e-13
 the cost after round is  185904937.72358268

 Our method
 the time of our method is 0.01540374755859375
 the our violation is  0.8126031012867116
 the cost after round is  213247571




delta =  0.0
k =  4
the size of clean data is  (3031, 2)
the number of colors is 9
baseline cost
 the cost is  185563210.97304288
0
Initializing Gurobi model
Initializing Cplex model
Starting to add variables...
Completed. Time for creating and adding variable = 0.00011985097080469131
Starting to add constraints...
Completed. Time for creating and adding constraints = 0.000430854968726635
Version identifier: 22.1.1.0 | 2023-06-15 | d64d5bd77
CPXPARAM_Read_DataCheck                          1
Tried aggregator 1 time.
LP Presolve eliminated 4 rows and 0 columns.
Aggregator did 24 substitutions.
Reduced LP has 4 rows, 24 columns, and 48 nonzeros.
Presolve time = 0.00 sec. (0.03 ticks)
LP solving time time = 0.0004211990162730217
 the time of baseline is  0.0339655876159668
 the baseline violation is  3.247180302423658e-12
 the cost after round is  185563210.97304288

 Our method
 the time of our method is 0.025548458099365234
 the our violation is  1.0323325635103942
 the cost after round is  256051140




delta =  0.0
k =  6
the size of clean data is  (3031, 2)
the number of colors is 9
baseline cost
 the cost is  161679059.8939602
0
Initializing Gurobi model
Initializing Cplex model
Starting to add variables...
Completed. Time for creating and adding variable = 0.0001259930431842804
Starting to add constraints...
Completed. Time for creating and adding constraints = 0.0004956228658556938
Version identifier: 22.1.1.0 | 2023-06-15 | d64d5bd77
CPXPARAM_Read_DataCheck                          1
Tried aggregator 1 time.
LP Presolve eliminated 5 rows and 0 columns.
Aggregator did 32 substitutions.
Reduced LP has 5 rows, 32 columns, and 64 nonzeros.
Presolve time = 0.00 sec. (0.04 ticks)
LP solving time time = 0.0004016915336251259
 the time of baseline is  0.03764486312866211
 the baseline violation is  2.2737367544323206e-12
 the cost after round is  161679059.8939602

 Our method
 the time of our method is 0.03362846374511719
 the our violation is  0.9831738700098978
 the cost after round is  237929514




delta =  0.0
k =  8
the size of clean data is  (3031, 2)
the number of colors is 9
baseline cost
 the cost is  157112537.1697447
0
Initializing Gurobi model
Warning: environment still referenced so free is deferred (Continue to use WLS)
