PUBLIC MARKS with tags couleur & photographie

colour summarizer will produce descriptive colour statistics for an image. Reported will be the average, median or mode, minimum and maximum of each RGB and HSV triplet element.

Here’s what we did: grabbed some 50,000 geotagged photos from Flickr, analyzed the pixel colors of each photo, then mapped a grid of the most frequent color hues.

A random arrangement of concentric circles fills the plane, representing the essential colors of each region. The resulting image hides context and representation and lets the viewer concentrate on pure color.

The two of us see the world as a stream of color, and in 2009 we finally had a chance to draw the river in our heads. We began with a collection of photographs of the Boston Common taken from Flickr. Using an algorithm developed for the WIRED Anniversary visualization, our software calculated the relative proportions of different colors seen in photos taken in each month of the year, and plotted them on a wheel. The image below is an early sketch from the piece. Summer is at the top, with time proceeding clockwise.

This being a blog about maps, I of course mean Harvard not as a school but as a geographic entity. What color is the landscape, physical and cultural? When people look around at whatever interests them, what colors are they looking at?

Vous vous posez des questions sur des termes de colorimétrie, d’ espaces colorimétriques, ou bien sur des notions avancées de photographie ou de capture de l’image.