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Galen and I visited this steep slab of Cheshire quartzite with three cameras: a normal Powershot S95, A Powershot A495 with the IR block filter replaced with a Wratten 87 filter, and a Powershot A810 with the IR block filter replaced with an infrablue filter (Rosco #2007). Photos from each camera were stitched into pan...
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- 48
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A field trial of seven types of wheat at Tuckaway Farm in New Hampshire. The upper three images were made with a two-camera infrared rig flying close over the field. A camera modified to record only infrared light was the source of the near infrared information in the false color infrared (NRG) and normalized differenc...
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- 200
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- 36
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In winter of 2013, 65 forested acres of Tuckaway Farm in New Hampshire were cleared or thinned. The clearing was in areas of moist soil along streams to create habitat for the New England cottontail rabbit (Sylvilagus transitionalis) which has become rare as the eastern cottontail (Sylvilagus floridanus) has been intro...
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- 37
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A field trial of seven varieties of wheat at Tuckaway Farm. A handheld NDVI sensor (hollandscientific.com/crop-circle-handheld-system
/) was scanning a transect across the seven wheats as I flew a dual camera visible/near-infrared KAP rig overhead. Multispectral images were derived from channels in synchronous p...-
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- 187
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- 33
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NDVI created from photos taken through eight different rosco filters
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- 49
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- 20
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Middlebury College installed a $12 million biomass gasification plant in 2008 as part of a goal to be carbon neutral by 2016. When it appeared that everybody else was trying to generate power by cutting down Vermont's forests, the college started a trial to determine whether willow could be grown for biofuel. A nine ac...
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- 148
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- 30
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Part of the grounds of LUMCON's DeFelice Marine Center in Cocodrie, Louisiana. Images are constructed from 13 to 24 color and near infrared aerial photo pairs taken by matched cameras lofted by a Fled kite. Imagery from November 5, 2012.
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- 32
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Composite of 20 NDVI images of a cover-crop trial in New Hampshire. The NDVI images were produced with an ImageJ plugin written by Ned Horning which has new options to standardize the appearance of output images so they can be presented as a single image. The images were aligned in Photoshop, but no post-processing or ...
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- 420
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Aerial mapping of agricultural field trials with the Public Laboratory’s near-infrared camera tool. This is a poster I will take to the Public Laboratory's Barnraising meeting in Louisiana this weekend: publiclaboratory.org/wiki/2012-barnraising-cocodrie-la
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Another version of the NDVI map of the study pl...-
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Ten snapshots are paired comparisons of the top and bottom panels. . Adding near infrared (NIR) light to the red, green, and blue channels in a normal photograph allows the spatial patterns of plant productivity to be highlighted. Five photos were taken with a $100 Canon Powershot A495 and the same views were capture...
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- 383
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