Data and context

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Presentation by Michael Dlugosch, Frantic.

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Data and Context (1)

Michael Dlugosch

Thursday, March 31, 2011

Thursday, March 31, 2011

to navigate

from lat.:navis = “ship”ago = “do”

Michael Dlugosch

Thursday, March 31, 2011

Thursday, March 31, 2011

Thursday, March 31, 2011

1580: The first “Map Book”

Michael Dlugosch

Thursday, March 31, 2011

Thursday, March 31, 2011

Thursday, March 31, 2011

Data and Context (2)

Michael Dlugosch

Thursday, March 31, 2011

Thursday, March 31, 2011

(1) [Title] B.C. 2348. THE DELUGE.

(2) [Approximate longitude] 48°E

(3) [Approximate latitude] 31°N

Michael Dlugosch

Thursday, March 31, 2011

Thursday, March 31, 2011

Thursday, March 31, 2011

Thursday, March 31, 2011

Thursday, March 31, 2011

Panoramafrom ancient gr.: πᾱν - “all” andὅραµα - “view”

Michael Dlugosch

Thursday, March 31, 2011

Data and Context (wrapup)

Michael Dlugosch

Thursday, March 31, 2011

(a) Data: Conventions matter more than objectivity.

(b) Data and Context are co-dependent.

(c) Context always requires an external reference.

(d) Statements about measurements require disclaimers.

(e) “Success criteria” is just another narrative.

(f) Ask questions about the context, not about the data.

Michael Dlugosch

Thursday, March 31, 2011

A final word about data

Michael Dlugosch

Thursday, March 31, 2011

Thursday, March 31, 2011

Africa, area size: 29.800.000 sqkmGreenland, area size: 2.175.600 sqkm

Mercator, 16th century Peters, 20th century

Thursday, March 31, 2011

Thank you!

Michael Dlugosch, M.A.

Mail: michael.dlugosch@frantic.comTwitter: scrutinizer20

gsm: +358 40 861 9337Blog: http://michael.westendintie.net

Thursday, March 31, 2011

Michael Dlugosch

Thursday, March 31, 2011

URL resources used for this pro bono presentation, held on March 30th, 2011during the Web Analytics Wednesday in Sanomatalo, Helsinki:

Abraham Ortelius: Septentrionalium Regionum Descrip., sl. 2, 6http://www.raremaps.com/gallery/detail/25809/Septentrionalium_Regionum_Descrip/Ortelius.html

Large version:http://www.raremaps.com/gallery/enlarge/25809

Guntherus Ziner: schematic T and O map, 1472, sl. 4http://en.wikipedia.org/wiki/File:T_and_O_map_Guntherus_Ziner_1472.jpg

Gerhard Mercator: Septentrionalium Terrarum descriptio, 1595 print, sl. 7http://libweb5.princeton.edu/visual_materials/maps/websites/northwest-passage/mercator.htm

Edward Quin: An Historic Atlas of the World, sl. 9, 10, 12, 13,14http://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~686~70075?qvq=q:Quin,+Edward;sort:Pub_List_No_InitialSort,Pub_Date;lc:RUMSEY~8~1&mi=1&trs=90

Latitude and Logitude of a Point, sl. 11http://itouchmap.com/latlong.html

Cylindrical projection, sl. 19http://www.boehmwanderkarten.de/kartographie/is_netze_cyl.html

Mercator projection vs. Peters projection, sl. 21http://www.kowoma.de/gps/geo/Projektionen.htm

Further references:++ appendix: Arctic inset as as vignette, drawn by Gerhard Mercator

http://gsc.nrcan.gc.ca/geomag/nmp/images/mercator.gif

++ appendix: "No. 889: The First Atlas" by Prof. John H. Lienhard / University of Houston (TX)http://www.uh.edu/engines/epi889.htm

++ appendix: Inventio Fortunata (and Mercator's letter to John Dee)http://en.wikipedia.org/wiki/Inventio_Fortunata

++ appendix: Theatrum Orbis Terrarum by Abraham Orteliushttp://en.wikipedia.org/wiki/Theatrum_Orbis_Terrarum

-- appendix: The Mercator projectionhttp://en.wikipedia.org/wiki/Mercator_projection

++ appendix: Norbert Bolz, Am Ende der Gutenberg-Galaxis, München 1993This quote: p 101 (translated by MD, unapproved)

Michael Dlugosch

Thursday, March 31, 2011

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