Table 2. Results of Least-Squares Analysis of 100-Foot-Depth Data 



Target 



H- (ft)"' '' 



hj(ft)"'^ 



SBl 



45.50 



-30.00 



WRl 



42.00 



-12.00 



SB2 



44.00 



-17.50 



WR2 



45.00 



-13.00 



SB3 



37.00 



-30.00 



WR3 



45.00 



-12.50 



SB4 



42.50 



-12.00 



WR4 



43.50 



-12.00 



Average values: H = 43.06 feet 

 Ojj = 2.57 feet'' 

 h = -17.25 feet" 

 0,, = 7.5 3 feet'^ 



N 



^ I Hj, hj I is the set, consisting of the i' value of H 

 and the j'^ value of h, which minimizes the mean- 



N 



square error — Y^ (y, - yt-) .where 37.00 < 

 N ^^ ' 



i=l 



H; < 46-00 and 12.00 < Ih- 1 < 30.00. 



N ^^ 

 i= 1 



(X - X;)^ 



number of times target elevation is computed. 



Table 3. Results of Stereo-Sonar Scan of Rock Outcroppings 



(Assumed value of horizontal stereo baseline, H, is 42.00 feet.) 



Time 



Outcropping 

 Target 



Fish No. 1 



Echo Range, R^ 



(ft) 



Fish No. 2 



Echo Range, Rj 



(ft) 



Fish Pair Depth 



Difference, h 



(ft) 



Computed Target 



Elevation, y^ 



(ft) 



1343 



1 



33.67 



72.01 



-2.59 



24.21 



1331 



2 



62.16 



103.61 



5.18 



3.58 



1331 



3 



102.57 



141.94 



5.18 



27.31 



1331 



4 



93.76 



134.17 



5.18 



17.13 



1331 



5 



53.36 



88.58 



4.66 



28.34 



1327 



6 



84.44 



125.88 



5.69 



4.74 



1342 



7 



65.79 



109.30 



0.00 



0.00 



1340 



8 



55.43 



96.87 



-1.55 



15.74 



1327 



9 



93.76 



134.17 



6.22 



15.03 



1325 



10 



44.03 



85.48 



6.73 



0.26 



1316 



11 



157.48 



202.03 



0.00 



0.00 



11 



