Text Appendix C 



m mjn Index of discrete direction at which wave energy 



is minimum 



M nang Integer number of discrete directions 



M [f n ) Element of dimensionless matrix of cross spectra 



between gauges i and j at frequency f 



M~ } ' (f n ) Element of inverse of M j .{f n ) 



r M f {f n ) Estimate of element of dimensionless matrix of 



cross spectra between gauges / and j at fre- 

 quency^ during r' h IMLE iteration 



r M tj (f n ) Element of inverse of r M u (f) 



n nf Index associated with discrete frequency 



n j First sine moment of D ( 6 m ) 



n 2 Second sine moment of D ( m ) 



nband Number of frequency bands averaged in spectral 



estimation 



nensb Number of segments into which a data record is 



divided during spectral estimation 



nf f t Number of data points in a data segment 



N nfrq Integer number of discrete frequencies 



Q. (/ n ) Quadrature spectral density between gauges i and 



j at frequency f 



r Iteration count for IMLE 



mame Five-character string denoting reference gauge 



R Upper limit of IMLE iterations 



Re[ ] Real part of complex entity contained in brackets 



E4 



Appendix E Notation 



