Approved For Release 2003/09/10 : cia-Se BOEsTR001800260001-5 CENTER LANE-3 Final Report December 1984 TARGET SEARCH TECHNIQUES (U) By: HAROLD E. PUTHOFF EDWIN C. MAY Prepared for: DEPARTMENT OF THE ARMY USAINSCOM FORT GEORGE G. MEADE, MARYLAND 20755 Attention: LT. COL. BRIAN BUZBY WARNING NOTICE CENTER LANE SPECIAL ACCESS PROGRAM. RESTRICT DISSEMINATION TO THOSE WITH VERIFIED ACCESS. CATEGORY 3 333 Ravenswood Avenue Menlo Park, California 94025 U.S.A, (415) 326-6200 Cable: SRI INTL MPK Fao Ah Ni “7 TITNAN at) international TWX: 910-373-2046 S42 ~Approved For Release 2003/09/10 : cing esol ado, s002 Aah ten naviON ALS
pproved For Release 2003/09/10 : CIA-FQEE-4Q FE 5R001800260001-5 CENTER LANE-3 Final Report December 1984 Covering the Period 18 November 1983 to 18 December 1984 TARGET SEARCH TECHNIQUES (U) By: HAROLD E. PUTHOFF EDWIN C. MAY Prepared for: DEPARTMENT OF THE ARMY ESU 83-144 USAINSCOM FORT GEORGE G. MEADE, MARYLAND 20755 Attention: LT. COL. BRIAN BUZBY SRI Project 6600 WARNING NOTICE CENTER LANE SPECIAL ACCESS PROGRAM. RESTRICT DISSEMINATION TO THOSE WITH VERIFIED ACCESS. CATEGORY 3 | International Approved by: . iP ROBERT S. LEONARD, Director ‘ Copy No. _ saeee Radio Physics Laboratory : DAVID D. ELLIOTT, Vice President Z Research and Analysis Division 941/CL-0026 This document consists of 33 pages. CLASSIFIED BY: CENTER LANE Security Classification Guide Dated 1 March 1983 NOT RELEASABLE TO DECLASSIFY ON: OADR FOREIGN NATIONALS SECRET CENTER LANE-3 333 Ravenswood Avenue * Menlo Park, California 94025 * U.S.A. International SE -~— Approved! PoP ReiaaSe' Zot 09/0 : 'SIA-AB596-O078sRUG BON ZeHb01-5
Approved For Release 20bkGR E,A-Rpp96-00788R001 800260001-5 CENTER LANE~3/NOFORN CONTENTS (U) (U) LIST OF ILLUSTRATIONS. . 2... ....2.. 0004. ee ae (U) LISTOF TABLES ...... 2.2.2... 00 0 eee eee ene I (U) OBJECTIVE ............02.2.0.2. 2.08008 8 II (U) INTRODUCTION ........0..2.... 00800 ca A. (U) General. . 2. 2... ee ee ee ee B. (U) Search Categories . . 2... 2... wwe ee Wl (U) METHOD OF APPROACH ..........-.-224ee4868 A. (U) Continuum Search--Statistical Approach . . . . 2... 2... B. (U) Discrete Search—Statistical Approach. . . ...... 2. V (U) EXPERIMENTAL... ..........02 28.0484 woe A. (U) General. 2 2... ee et ee B. (S/NF/CL-3) Simulation of “Bug” Search (Continuum), . , 1. (U) Condition] . 2... 2... 2. (U) Condition]. . 2... kk kee ee C. (S/NF/CL-3) Simulation of “Agent” Search, Facility Level (Continuum) . 2... kk ke kk wt kk D. (S/NF/CL-3) Simulation of “Agent”/Facility Search (Continuum). E. (U) Binary Search (Discrete/Continuum) , wee ee ee F. (U) Computer Assisted Search (CAS) . . eee ee eee 1. (U) Basic Investigation (Simulation). 2. (U) Location of Real-World Targets (Known) . 12 13 21 21 22 SECRET CENTER LANE-3/NOFORN Approved For Release 2003/09/10 : CIA-RDP96-00788R001800260001-5
Approved For Release 200 eR ET enpos-co7asroot 800260001-5 G. CENTER LANE-3/NOFORN 3. (U) CAS Against Real Targets (Application) . (S/NF/CL-3) Client-Controlled Long-Distance Test of “Agent/ Building Search, Facility Level (Continuum). - ......... 1. (U) Long-Distance “Agent” Search . . . . 2... 2. (U) Long-Distance “Building” Search . 2... 2... V (U) Summary. . 2. 2... ee ee ee ee A. B, Cc. (U) Overview... 2... ee ee ee ee le (U) Focus of Investigation . . 2... ew ee ee ee (U) Recommendations for Follow-On Actions, . ....... — iii + SECRET CENTER LANE-3/NOFORN Approved For Release 2003/09/10 : CIA-RDP96-00788R001800260001-5 23 24 24 26 28 28 28 29
Approved For Release 2003/09/10 : CIA-RDP96-00788R001800260001-5 UNCLASSIFIED ILLUSTRATIONS Search Matrix . 2. 2. 2... ew ew ew we te tt te Binary Approach to Target Location Probability of Error, Pa, with and without Use of a Simple Majority—-Vote Code | ee ew ew ew ek ew ek ee ek Random Binary Task Performance, Percipient #642, Random Binary Task Performance, Percipient #730, Choice Histogram for Percipients 531 and 859 | TABLES Table of Mean Distances . . 2. 2. 2... 1 ew ee ee HP 41-C Program: Cumulative Binomial Distribution , HP 41-C Calculator Program for 5-Bit Majority Vote Code , Binary Data Summary Results of Basic Investigation Long-Distance “Agent” Search: Client-Determined Target Sites. -iv- UNCLASSIFIED Approved For Release 2003/09/10 : CIA-RDP96-00788R001800260001-5 14 16 19 20 27 17 18 23 25