数据可视化基础 地图可视化

数据可视化基础地图可视化

陈为chenwei@cad.zju.edu.cn

http://www.cad.zju.edu.cn/home/chenwei/visclass

Google Maps

Google Mashups

http://ucrime.com/ma/harvard+university

上海地图

http://sh.edushi.com/

地图的投影

维度—经度

Snyder,“Flattening the Earth” Based on slide from Hanrahan

等距离方位投影

Radical Cartography

等距离方位投影

Snyder,“Flattening the Earth” Based on slide from Hanrahan

正弦曲线等面积伪圆柱投影

Snyder,“Flattening the Earth” Based on slide from Hanrahan

墨卡特投影

Gerhardus Mercator, 1569

墨卡特投影

http://strangemaps.wordpress.com/2006/11/20/35-the-size-of-africa/

火星的墨卡特投影Circular craters map to circles

Based on slide from Hanrahan

Myriahedral Projections

Myriahedral Projections

统计地图

数据的尺距

Dent,“Cartography” Based on slide from Hanrahan

数据的面积尺度

Dent,“Cartography” Based on slide from Hanrahan

人口统计图

国内生产总值

Mark Newman

NY Times

等值域图

Charles Dupin,1826

Kerry vs. Bush, 2004

Matthew Ericson, NY Times

Matthew Ericson, NY Times

Matthew Ericson, NY Times

统计地图

Matthew Ericson, NY Times

3D

Matthew Ericson, NY Times

Matthew Ericson, NY Times

UFO热点地区

J.Allen Hynek Center for UFO Studies www.scifi.com

M. Ericson, NY Times

Solar Boston

依比例尺符号地图

Matthew Ericson, NY Times

Matthew Ericson, NY Times

史蒂文斯幂函数定律

From Wilkinson 99, based on Stevens 61

面积判定 根据史蒂文斯幂函数定律

史蒂夫斯： p=0.7; 修正值： 1.43 Flannery: p=0.87;修正值： 1.15 Cleveland: p=1.0; 修正值： 1.0

Cleveland et.al,“Judgments of Circle Sizes on Statistical Maps”,

1982

• Matthew Ericson, NY Times

• Matthew Ericson, NY Times

杀手马路威胁美国

流式地图

1862年主要铁路的客流情况

Milestones Project http://www.math.yorku.ca/SCS/Gallery/milestone/

美国内战对棉花交易的影响

Milestones Project http://www.math.yorku.ca/SCS/Gallery/milestone/

自动化流图

Phan et al.,“Flow Map Layout” http://graphics.stanford.edu/papers/flow_map_layout/

实时地图

阿姆斯特丹实时地图

主题地图

俄亥俄州赞斯维尔市

http://www.msnbc.msn.com/id/26295161?preferredName=Gustav

输电线

Map by Denis Wood From “ThisAmericanLife.org”

杰克邻灯笼

Map by Denis Wood From “ThisAmericanLife.org”

电视前的一小时

Map by The Bumblebee http://www.flickr.com/photos/the_bumblebee/2229041742

http://xkcd.com/256/