SYMBOLS AND DEFINITIONS 



A. amplitude for multiple regression screening (MRS) constituent 



A(j) difference between j'th wave amplitude and mean amplitude for record 



A^ amplitude of combined sine and cosine components of the. Fourier 

 transform of a time series 



a wave amplitude 



a constant equal to mean of time series 



a^jj amplitude of cosine component of the Fourier transform of time series 



b amplitude of sine component of the Fourier transform of time series 



c. constant 



d water depth 



d^ constant 



f^ arbitrary function 



f carrier wave frequency 



f frequency corresponding to highest spectral peak 



G wave grouping parameter 



g acceleration due to gravity 



H amplitude of a sinusoidal wave 



H(j) difference between height of j'th wave and mean wave height for record 



Hg significant wave height 



I integer constant; number of data points used in computing local variance 



i,j summation index; arbitrary integer 



J integer constant indicating number of nonoverlapped data points in 

 partially overlapped time series; number of waves in record 



K integer subscript 



k wave number 



k deepwater wave number 



L constant 



