. Author manuscript; available in PMC: 2018 May 14.

Published in final edited form as: J Math Psychol. 2009 Dec;53(6):577–585. doi: 10.1016/j.jmp.2009.08.003

Table 5.

Computational results for Baker's (1992) citation matrix using different integer programs, image matrices, and penalty matrices.

Integer program	N₁, N₂	K₁, K₂	Image matrix	Penalty matrix	Optimal objective value	CPU Time
SE2	18, 18	2, 3	010	111	53	2.25
SE2	18, 18	2, 3	110	111	53	2.25
RE2	18, 18	2, 3	010	1 100 1	1	12.48
RE2	18, 18	2, 3	110	100 100 1	1	12.48
SE2	18, 18	3, 3	000	111	47	84.39
			110	111
			010	111
RE2	18, 18	3, 3	000	1 1 1	2	67.80
			110	100 100 1
			010	1 100 1
RE1	18, 18	3, 3	000	1 1 1	23	21.03
			110	100 100 1
			010	1 100 1
SE2	18, 18	3, 3	010	111	55	237.59
			110	111
			011	111
RE2	18, 18	3, 3	010	1 100 1	0	125.07
			110	100 100 1
			011	1 100 100
RE1	18, 18	3, 3	010	1 100 1	415	34.06
			110	100 100 1
			011	1 100 100