Photogrammetric Engineering Remote Sensing

COVER PHOTO—Oblique view of Bally's RenoHotel, site of the 1987 ASPRS-ACSM Fall Con-vention. Flown on 27 April 1987 from 2,200feet AMT (6,500 feet ASL), using Kodak #2445film in a Wild RC-10 camera with 153 mmAviogon 1 lens. Photograph courtesy of GreatBasin Aerial Surveys.

Photogrammetric Engineering & Remote Sensing(ISSN 0099-1112) is published monthly by theAmerican Society for Photogrammetry and Re-móte Sensing, 210 Little Falls St., Falls Church,VA 22046. Second-class postage paid at FalísChurch, Virginia and at addirional mailing of-fices.

Subscription rate for nonmembers is S100.00per calendar year (add $10.00 for internationalsubscriptions). Membership dues include an-nual subscription to PE&RS S24 members and$11 student member. Nonmember subscrip-tion pnce $100. This subscription is part ofmembership benefits and cannot be deductedfrom annual dues. Foreign Airmail subscrip-tion pnce is $165.00; U.S. First Class Mail sub-scription is $125.00. POSTMASTER: Sendaddress changes to PE&RS, ASPRS Headquar-ters, 210 Little Falls St., Falls Church, VA 22046.

Votume Lili August 1987 Number 8

Smoothing Vegetation Index Pretiles: An Alternative Method forReducing Radiometric Disturbance in NOAA/AVHRR Data

Composite weekly vegelation Índex valúes were derived from the daily valúesfor the área to be assessed lollowed by a "smoothing" of the weekly vafuesover a selected period of lime.

Albert van Dijk, Susan L Callis, Clarence M. Sakamoto,and Wayne L. Decker 1059

Comparison of NOAA AVHRR Data to Meteorología Droughtíndices

Spatial and temporal variations ¡n drought conditions as defined by the CropMoisiure Index, Drought Severity Index, and the Hydrologic Déficit can beeslimated.

Stephen J. Walsh 1069

Remote Sensing of Wetland Habitat: A Wood Stork ExampleSeventy-two percent of 39 known foraging sites were correctly classified.

Michael E. Hodgson, John R. Jensen,Halkard E. Mackey, Jr,, and Malcolm C. Coulter 1075

Whitetail Deer Food Availability Maps from Thematic Mapper DataLand-cover information was derived from the TM data using an unsupervised

classification technique. compared with digitized ground truth, and input to aGeographic Information System.

James P. Ormsby and ñoss S. Lunetta 1081

A Methodology for Evaluation of an Interactive Multispectral ImageProcessing System

Evaluation of a developmental system indicated that the importan! systemelements include documentation, user friendliness, image processingcapabilities, and system services.

William M. Kovalick, Jeffrey A. Newcomer, andStephen W. Wharton 1087

Triangulating from Optical and SAR Images Using Direct LinearTransformations

Methods to linearize the condition equations of optical resection aresummarized, these methods are generalized to SAR, and the intersectionbetween optical and SAR images is discussed.

Michael H, Bríi! 1097

Mapvision: The Photogrammetric Machine Vision SystemMapvision is an automated system enabling the dimensional feed-back and

interaction between computer-aided design and numerically controlledmanufacturing.

Henrik Haggrén and Esa Leikas 1103

A Vector-Based Slope and Aspect Generation AlgorithmAn algorithm for use in a rasler-based Geographic Information System (GIS)

that generates slope and aspect valúes from digital elevation data isdescribed.

Paul Ritter 1109

The Photogrammetric Society, London 1067

Book Review, Remote Sensing Principies and Interpretaron,Friiti™ .. 1093

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Membership in the American Society forPhotogrammetry and Remóte Sensing \s opento any person actively engaged in the practiceof Photograrnmetry, Photointerpretation, andRemote Sensing, or who by means of educa-tion or profession is interested in the applica-tion or development of these arts and sciences.The annual dues for Regular mernbers areS45.00. Annual dues for accredited Studenímembers are $18.00. Add $10.00 for all inter-national memberships to cover cost of postage.(All memberships are on a calendar year ba-sis.)

Printed in the United States of America.

Copyright 1987 by the American Society forPhotogrammetry and Remote Sensing. Repro-duction of this issue or any part thereof (exceptshort quotations for use in preparation of tech-nical and scientific papers) may be made onlyafter obtainíng the specific approval of the Ed-itor. The Society is not responsible for anystatements made or opinions expressed intechnical papers, advertisements, or other por-tions of this publication.

PERMISSION TO PHOTOCOPY

The appearance of íhe code at the bottom ofthe first page of an arricie in this Journal in-dicares the copyright owner's consent thatcopies of the article may be made for personalor internal use or for the personal or internaluse of specific clients. This consent is given onthe condition, however, that the copier pay thestated per copy fee of $2.25 through the Co-pyright Clearance Center, Inc., 21 CongressStreet, Salem, MA 01970, for copying beyondthat permitted by Sections 107 or 108 of theU.S. Copyright Law. This consent does not ex-tend to other kinds of copying, such as copy-ing for general distribution, for advertising orpromotional purposes, for creating new collec-tive vvorks, or for resale.

Book Review, Remote Sensing in Civil Engineering 1094

Book Review, Applied Remote Sensing 1094

Forum, On Defining Remote Sensing, a Responso 1096

Newsletter 1113

Engineering Reports 1120

Calendar 1125

Professional Placement 1129

Preliminary Program: ASPRS/ACSM/WPFLS Fall Convention 1135

1987 Fall Exhibition Preview 1149

Preliminary Program: International Conference and Workshopon Analytical Instrumentaron 1157

The ASPRS Store 1168

ASPRS Membership Application 1171

Society AffairsPécora 10: Remote Sensing in Forest and Range Resource

Management 1068The Manual of Remote Sensing 2nd Edition 1086ASPRS Jewelry 1108Large-Scale Mapping Guidelines 1124Photographs & Maps Go To Court 1131Survey of the Profession 1132Notice to Members 1133Geographic Information Systems For Resource Management: A

Compendium 1134AIR SPY 115510th Biennial Workshop on Color Aerial Photography 1156ASPRS GIS Books 1167

Journal AffairsPermission to Photocopy 1025Index to Advertisers 1031Journal Staff 1031What Photogrammetric Engineering and Remote Sensing is 1031Forthcoming Articles 1096Instructions to Authors 1112

AnnouncementsAwards Announcement: Auto Carto London/RICS Education Trust

Awards 1080Cali for Papers, Sixth Thematic Conference on Remote Sensing

for Exploration Geology 1092International Conference, SPOT 1 Image Utilization, Assessment,

Results 1095Optical Science & Engineering Short Course 1102Invitation and Cali for Papers, Symposium on the Applications

of Close-Range Photogrammetry 11028th General Assembly and 13th International Conference,

International Cartographic Association 1108GIS '87 11191987 ASPRS/ACSM/WPFLS Fall Convention 1127Cali for Papers, 1988 Annual Convention 1128PACÓN 88 1154Deformation Measurement, Analysis, and Prediction 1154

NOTICE: Correspondence relating to all business and editorial matters pertaining to this and other Society publications should be directed to theAmerican Society for Photogrammetry and Remote Sensing, 210 Little Falls Street, Falls Church, VA 22046, including inquines, memberships,subscripcións, changes in address, manuscripts for publication, advertising, back issues, and the MANUALS OF PHOTOGRAMMETRY AND REMOTESENSING. The telephone number of the Society Headquarters is (703) 534-6617.

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