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results for solver hve(min_neighbors)  
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missing5:   Lik = -2093.451, real:0:01.67	user:0.44	sys:0.25
missing10:  Lik = -2097.389, real:0:00.90	user:0.66	sys:0.20
missing20:  Lik = -2091.625, real:0:14.76	user:13.98	sys:0.54
missing30:  Lik = -2112.989, real:0:19.22	user:18.30	sys:0.66
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results for solver fg_bp(seq_fixed)    
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missing5:   Lik = -2093.451, real:0:00.79	user:0.56	sys:0.22
missing10:  Lik = -2097.389, real:0:00.93	user:0.66	sys:0.24
missing20:  Lik = -2091.625, real:0:01.49	user:1.26	sys:0.22
missing30:  Lik = -2112.989, real:0:01.97	user:1.70	sys:0.24
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results for solver cbp(seq_fixed)      
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missing5:   Lik = -2093.451, real:0:00.82	user:0.55	sys:0.25
missing10:  Lik = -2097.389, real:0:00.98	user:0.73	sys:0.23
missing20:  Lik = -2091.625, real:0:01.66	user:1.40	sys:0.24
missing30:  Lik = -2112.989, real:0:02.18	user:1.83	sys:0.24