Searching the World’s Herbaria: A System as long as Visual Identification of Plant Spec

Searching the World’s Herbaria: A System as long as Visual Identification of Plant Spec www.phwiki.com

Searching the World’s Herbaria: A System as long as Visual Identification of Plant Spec

Peters, Chris, On-Air Personality/Assistant Program Director has reference to this Academic Journal, PHwiki organized this Journal Searching the World’s Herbaria: A System as long as Visual Identification of Plant Species Peter N. Belhumeur1, Daozheng Chen2, Steven Feiner1, David W. Jacobs2, W. John Kress3, Haibin Ling4, Ida Lopez3, Ravi Ramamoorthi1, Sameer Sheorey2, Sean White1, in addition to Ling Zhang3 1Columbia University,2 University of Maryl in addition to ,3 National Museum of Natural History, Smithsonian Institution, 4Temple University http://herbarium.cs.columbia.edu Overview Accelerate specimen identification by Type Specimen Digital Collection 90,000 Type Specimens (1/4 of all plant species) Digitized in addition to available online in addition to on DVD Funded in part by NSF Grant IIS-03-25867 1. Photograph Leaf Leaf photographed on plain background GPS coordinates, date/time, etc. saved 2. Segmentation E-M using saturation in addition to value Domain heuristics R in addition to om sampling as long as real-time 3. Recognition Inner Distance Shape Context Fast Nearest Neighbor search Histogram smoothing Collection of Isolated Leaves Flora of Plummers Isl in addition to , near Washington, DC 5,013 leaves of 157 species Woody Plants of Baltimore-Washington, DC 7,481 leaves of 245 species Trees of Central Park, NYC 4,320 leaves of 144 species Photograph in addition to digitize herbaria Make data available in the field Automate species search Build in addition to test prototype field guide Demonstrations US Congressional Office Building Smithsonian Institution Congressional Night National Geographic Society’s BioBlitz Microsoft Faculty Summit Science Pavilion at NMNH (Smithsonian) Field Studies: Plummers Isl in addition to in addition to Forest of VA 4. Visualization in addition to Matching Specimen in addition to ranked results displayed Zoomable interface as long as inspection Geocoded, time-stamped results recorded Recognition Results Future Goals Woody plants of United States Mobile phone system Tropical flora

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Peters, Chris KRQQ-FM On-Air Personality/Assistant Program Director www.phwiki.com

Peters, Chris On-Air Personality/Assistant Program Director

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