"(George) (W.) (Furnas)" returned 20 hits

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Author: Unknown
The Antikythera Mechanism is a unique Greek geared device, constructed around the end of the second century bc. It is known that it calculated and displayed celestial information, particularly cycles such as the phases of the moon and a luni-solar calendar.
Mediaitems: Antikythera, Antikythera mechanism, Antikythera front view
Category: Technology
Author: Regnier Gemma-Frisius (1508-1555)
Description of how to determine mapping locations by triangulation, from similar triangles, and with use of angles w.r.t meridians
Mediaitems: Gemma Frisius at his desk surrounded by instruments and books, Image from Peter Apianius Cosmographia, edited by Gemma Frissius, Gemma-Frisius Diagram of triangulation, Cosmographia web site, Frisius biography
Category: Statistics & Graphics
Author: Georg Joachim Rheticus (1514-1574)
Trigonometric tables (published 1596 posthumously)
Mediaitem: Rheticus biography
Category: Statistics & Graphics
Author: John Frederick W. Herschel (1792-1871)
Fitting a smoothed curve to a scatterplot, advocacy of graph paper and graphical methods as standard tools of science. ["The process by which I propose to accomplish this is one essentially graphical; by which term I understand not a mere substitution of geometrical construction and measurement for numerical calculation, but one which has for its object to perform that which no system of calculation can possibly do, by bringing in the aid of the eye and hand to guide the judgment, in a case where judgment only, and not calculation, can be of any avail.'' (p. 178)]
Mediaitems: Herschel's graph of position vs time for $gamma$; Virginis, Derived double-orbit for $gamma$ Virginis, Herschel portrait, John Fredrick Herschel biography (French), Herschel biography, Herschel images
Category: Statistics & Graphics
Author: George Julius Poulett Scrope (1797-1876)
First classed depiction of population density on a world map (using three broad classes in a dasymetric map)
Mediaitems: Wikipedia: Scrope biography, Scrope biography
Category: Cartography
Author: Georg von Mayr (1841-1925)
Two-variable color map (showing the joint distribution of horses (red, vertical bars) and cattle (green, horizontal bars) in Bavaria, widths of bars $sim$ animals/km$^2$)
Mediaitem: von Mayr Portrait
Category: Statistics & Graphics
Author: Georg von Mayr (1841-1925)
First use of proportional, divided square in the modern (mosaic) form for data representation
Mediaitems: von Mayr's Area diagram, von Mayr portrait, Mosaic graph by Von Mayr
Category: Statistics & Graphics
Author: Georg von Mayr (1841-1925)
First use of polar diagrams and star plots for data representation
Mediaitem: von Mayr's polar diagram
Category: Statistics & Graphics
Author: Michael George Mulhall (1836-1900)
Pictogram, used to represent data by icons proportional to a number
Mediaitems: Mulhall pictogram image, Mulhall pictogram image, steam power (730 x 457; 52K), Man, animal and machine pictogram, Google Books: Mulhall's Dictionary of Statistics, Mulhall pictogram image, railways (726 x 456; 58K)
Category: Statistics & Graphics
Author: John W. Tukey (1915-2000)
Beginnings of EDA: improvements on histogram in analysis of counts, tail values (hanging rootogram)
Mediaitems: Hanging rootogram for the fit of a Poisson distribution, Biography, tributes, images, bibliography of JWT, Tukey portrait
Category: Statistics & Graphics
Authors: B. W. White & R. Pickett
Triangular glyphs to represent simultaneously four variables, using sides and orientation