2,434 research outputs found

    Synthetic aperture radar/LANDSAT MSS image registration

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    Algorithms and procedures necessary to merge aircraft synthetic aperture radar (SAR) and LANDSAT multispectral scanner (MSS) imagery were determined. The design of a SAR/LANDSAT data merging system was developed. Aircraft SAR images were registered to the corresponding LANDSAT MSS scenes and were the subject of experimental investigations. Results indicate that the registration of SAR imagery with LANDSAT MSS imagery is feasible from a technical viewpoint, and useful from an information-content viewpoint

    Computer processing of peach tree decline data

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    There are no author-identified significant results in this report

    Photographic image enhancement and processing

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    Image processing techniques (computer and photographic) are described which are used within the JSC Photographic Technology Division. Two purely photographic techniques used for specific subject isolation are discussed in detail. Sample imagery is included

    Management, processing and dissemination of sensory data for the Earth Resource Technology Satellite

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    Data center for management, processing, and dissemination of photographic products generated by ERT

    Earth resources technology satellite operations control center and data processing facility. Book 2 - Systems studies Final report

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    Systems analysis for ERTS NASA Data Processing Facility system and subsystem

    The comparative evaluation of ERTS-1 imagery for resource inventory in land use planning

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    The author has identified the following significant results. Multidiscipline team interpretation and mapping of resources for Crook County is complete on 1:250,000 scale enlargements of ERTS imagery and 1:120,000 hi-flight photography. Maps of geology, soils, vegetation-land use and land resources units were interpreted to show limitations, suitabilities, and geologic hazards for land use planning. Mapping of lineaments and structures from ERTS imagery has shown a number of features not previously mapped in Oregon. A multistage timber inventory of Ochoco National Forest was made, using ERTS images as the first stage. Inventory of forest clear-cutting practices was successfully demonstrated with color composites. Soil tonal differences in fallow fields correspond with major soil boundaries in loess-mantled terrain. A digital classification system used for discriminating natural vegetation and geologic material classes was successful in separating most major classes around Newberry Caldera, Mt. Washington, and Big Summit Prairie

    Kansas environmental and resource study: A Great Plains model

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    There are no author-identified significant results in this report

    Land classification of south-central Iowa from computer enhanced images

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    The author has identified the following significant results. Enhanced LANDSAT imagery was most useful for land classification purposes, because these images could be photographically printed at large scales such as 1:63,360. The ability to see individual picture elements was no hindrance as long as general image patterns could be discerned. Low cost photographic processing systems for color printings have proved to be effective in the utilization of computer enhanced LANDSAT products for land classification purposes. The initial investment for this type of system was very low, ranging from 100to100 to 200 beyond a black and white photo lab. The technical expertise can be acquired from reading a color printing and processing manual
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