Table 2: Least-squares multiplex gain for each data set. The output S/N ratios are calculated from the LSD process.

Data Set	Input	LSD output	Gain	Effective
	S/N ratio	S/N ratio	S/N ratio	No. of lines
KNPO 24th	65	1790	27.7	1711
KNPO 25th	73	2038	27.9	1711
KNPO 26th	74	2052	27.8	1711
KNPO 27th	78	2163	27.9	1711
MSO 29th	86	3656	42.3	2249
MSO 30th	92	3861	42.2	2249
MSO 01th	83	3539	42.4	2249
MSO 02th	59	2489	41.9	2249
MSO 03th	87	3634	41.6	2249