Please use this identifier to cite or link to this item: https://hdl.handle.net/11681/29020
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dc.contributor.authorGrabau, Warren E.-
dc.contributor.authorWest, Harold W.-
dc.contributor.authorMobility and Environmental Systems Laboratory (U.S.)-
dc.contributor.authorStruve, Horton-
dc.date.accessioned2018-09-05T20:48:40Z-
dc.date.available2018-09-05T20:48:40Z-
dc.date.issued1977-09-
dc.identifier.govdocTechnical Report M-77-2 Report 2-
dc.identifier.urihttp://hdl.handle.net/11681/29020-
dc.descriptionTechnical Reporten_US
dc.description.abstractDeveloped in the study reported herein was a semiautomated procedure for classifying Landsat radiance data in terms of preselected land-use categories. The procedure is an interim solution to the problem of mapping very large areas in terms of relatively crude categories in very short periods of time. Operation of the procedure requires an analyst to direct a computer by means of interactive instructions to search for all the 3 by 3 pixel arrays exhibiting spectral signatures that conform to a selected criterion of homogeneity. The computer then retrieves these signatures from within the array of Landsat radiance values and groups them into spectrally similar clusters. The clusters are then displayed on a color coded map overlay from which the analyst must provide the final interpretation and classification. The area selected for study is centered approximately 40 km northeast of Vicksburg, Mississippi. The area includes a representative section of loess hills, forming the eastern wall of the Mississippi floodplain, and a section of the floodplain, including an oxbow lake and a number of other floodplain features.en_US
dc.description.sponsorshipPrepared tor Assistant: Secretary of the Army (R&D), Department: of the Army under Project: 4Al61 I0IA91D, Task 02, Work Unit 095en_US
dc.description.tableofcontentsPREFACE 2 CONVERSION FACTORS, METRIC (SI) TO U. S. CUSTOMARY AND U. S. CUSTOMARY TO METRIC (SI) UNITS OF MEASUREMENTS 4 PART I: INTRODUCTION 5 Background 5 Objective and Scope 6 Rationale of the Procedure 6 PART II: DEVELOPMENT OF SEMIAUTOMATED PROCEDURE 9 Theory 9 Practice 22 PART III: EVALUATION AND ADJUSTMENTS 94 Evaluation 94 Adjustments 99 PART IV: CONCLUSIONS AND RECOMMENDATIONS 104 Conclusions 104 Recommendations 104 REFERENCES 105 TABLES 1-26 PLATES 1 and 2 APPENDIX A: DESCRIPTION OF OPTRONICS FIIM READER/WRITER A1-
dc.format.extent143 pages / 31.09Mb-
dc.format.mediumPDF/A-
dc.language.isoen_USen_US
dc.publisherU.S. Army Engineer Waterways Experiment Stationen_US
dc.relation.ispartofseriesTechnical Report (U.S. Army Engineer Waterways Experiment Station);no.M-77-2 Report 2-
dc.rightsApproved for public release; distribution is unlimited-
dc.sourceThe ERDC Library created this digital resource using one or more of the following: Zeta TS-0995, Zeutcehl OS 12000, HP HD Pro 42-in. map scanner, Epson flatbed-
dc.subjectLandsat satellitesen_US
dc.subjectRemote sensingen_US
dc.titleAcquisition of Terrain Information Using LANDSAT Multispectral Data. Report 2, An Interactive Procedure for Classifying Terrain Types by Spectral Characteristicsen_US
dc.typeReport-
Appears in Collections:Technical Report

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