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      • We introduce the Floral Reflectance Database (FReD), an online, searchable database containing reflectance spectra for over 2000 flower and leaf samples. The purpose of the database is to make these spectra publicly available as a resource for researchers investigating flower colour and pollination ecology.
      www.nature.com/articles/npre.2008.1846.1.pdf
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  2. The aim of the Floral Reflectance Database is for researchers from around the world to be able to submit (click here to submit your spectra) and download data on floral colour and reflectance.

    • FReD

      It is a database containing the spectral reflectances of...

    • Hexsearch

      The HexSearch feature is compatible with Mozilla Firefox...

    • Help Page

      How to use FreD: A PDF version of this help is available...

    • References

      Gumbert, A., Kunze, J., & Chittka, L. (1999) Floral colour...

  3. It is a database containing the spectral reflectances of many species of flower. A spectrophotometer is used to acquire these measurements. This works by shining a light on to the sample, and the proportion of light reflected back at the different wavelengths is measured.

  4. We introduce the Floral Reflectance Database (FReD), an online, searchable database containing reflectance spectra for over 2000 flower and leaf samples. The purpose of the database is...

    • Sarah E. J. Arnold, Vincent Savolainen, Lars Chittka
    • 2008
  5. Dec 10, 2010 · The Floral Reflectance Database is a valuable new tool for researchers interested in the colours of flowers and their association with pollinator colour vision, containing raw spectral reflectance data for a large number of flower species.

    • Sarah E. J. Arnold, Samia Faruq, Vincent Savolainen, Vincent Savolainen, Peter W. McOwan, Lars Chitt...
    • 2010
  6. Apr 27, 2020 · Exploring Floral Reflectance Data from Kew Gardens using Machine Learning techniques including PCA while making use of Python packages and Jupyter Notebook.

    • Nate Barlow
  7. Dec 13, 2010 · The Floral Reflectance Database (FReD) was created by researchers at Imperial College London and Queen Mary, University of London. It enables researchers to "see" plant colours through the...

  8. The database contains functions for calculating flower colour loci according to widely-used models of bee colour space, reflectance graphs of the spectra and an option to search for flowers with similar colours in bee colour space.

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