UNCLASSIFIED 



Security Classification 



, Security classifii 



DOCUMENT CONTROL DATA -R&D 



of title, body of abstract and indexing annotation nju.sf 6e entered when the 



all report is classified) 



ORiGlMATlNG ACTIVITY (Corporate author) 



U.S. NAVAL OCEANOGRAPHIC OFFICE 



2a. REPORT SECURITY CLASSIFICATION 



UNCLASSIFIED 



2b. GROUP 



3. REPORT TITLE 



FITTING A SET OF STRAIGHT LINES TO A DIGITAL BT PROFILE 



DESCRIPTIVE NOTES (Type of report and inclusive dates) 



Technical Report 



5 AUTHORISI (First name, middle initial, last name) 



Walter E. Yergen 



e- REPORT DATE 



April 1969 



rOTAL NO. OF PAGES 



35 



7b. NO. OF REFS 







8a. CONTRACT OR GRANT NO. 



b. PROJECT NO HF 05-243-301 



c. 707-FC-DAR 



9a. ORIGINATOR'S REPORT NUMBER(S) 



TR-214 



10. DISTRIBUTION STATEMENT 



Ail distribution of this publication is controlled. All qualified DDC users shall submit requests 

 for copies to the: Commander, U. S. Naval Oceanographic Office, Washington, D. C. 20390 

 Attn: Code 40 



SUPPLEMENTARY NOTES 



12. SPONSO RING Ml LI T ARY ACTIVITY 



U. S. Naval Oceanographic Office 



3STRAC T 



A "three level tolerance algorithm" for fitting sets of straight lines to 

 points digitized at regular depth intervals from a BT profile is discussed. The 

 application of this algorithm to the reduction of other profile data similarly 

 digitized is discussed. 



DD/rre.l473 "^^'^^ '' 



UNCLASSIFIED 



S/N 0101-807-6801 



Security Classification 



