Monday, April 27, 2009
Cartographic Animation
This is a cartographic animation. It uses computer graphics to illustrate something that could not be possible with the traditional paper map. Another example of this would be looking at the movement of a hurricane track.
Unstandardized Choropleth Map
Standardized Choropleth Map
Univariate Choropleth Map
Bivariate Choropleth Map
This bivariate choropleth map uses a color scheme with coordinates to show two different categories of information on one map of Africa. Each color on the map represents a different level of life expectancy, compared with GNP Per Capita. The countries with the lighter colors have the lowest levels of both categories, and the countries in black have the highest.
Unclassed Choropleth Map
Nominal Area Choropleth Map
Sunday, April 26, 2009
Lorenz Curve
Index Value Plot
Scatterplot
Population Profile
This is a projected population profile of people with, and without AIDS in Botswana, in the year 2020. This map shows some very troubling data. It appears that over half of the babies born in the country will have AIDS, and the percentages get worse as age 20 approaches. By the time the people of Botswana approach 80, they will almost certainly have AIDS.
Climograph
Windrose
Triangular Plot
Tuesday, April 21, 2009
Parallel Coordinate Graph
Histogram
Box Plot
Stem and Leaf Plot
Similarity Matrix
Correlation Matrix
Star Plot
This star plot of different makes of cars is capable of telling us a lot of information in a small amount of space. The more a plot reaches towards the labeled number, the higher the value of that variable. The key for each of the nine variables is listed below. For example, we can see that the AMC Spirit is low on nearly all nine variables.
1 | Price |
2 | Mileage (MPG) |
3 | 1978 Repair Record (1 = Worst, 5 = Best) |
4 | 1977 Repair Record (1 = Worst, 5 = Best) |
5 | Headroom |
6 | Rear Seat Room |
7 | Trunk Space |
8 | Weight |
9 | Length |
Classed Choropleth Map
This is a classed choropleth map showing the ratio of men to women by state. This map has four classes, with the darker colors representing a higher ratio of men. From this map we can see that Alaska and Nevada have the highest ratio of men in the U.S. A classed choropleth map is good to use when your variable range is not that large.
DOQQ
DEM
DLG
DRG
Monday, April 20, 2009
Isopleth
This isopleth shows chloride ion wet disposition across the U.S. Isopleths commonly show how a chemical property varies across a landscape. The Southeast and Eastern Coast appears to have the highest levels of chloride ion wet disposition, along with a small area in the upper Northwest. All other areas in the continental U.S have extremely low levels of the chemical.
Isotachs
Isohyets
Isopach
Isobar
LIDAR
Doppler Radar
Black and White Aerial Photo
Infrared Aerial Photo
Statistical Map
I found this map to be particularly relevant considering our current economic status. It shows the statistical changes in median household income across U.S states. Unfortunately, only Wyoming, North Dakota, and Montana have seen a growth in household income over the last few years. Also, not surprisingly, Michigan has experienced the worst decrease.
Cartogram
This is a cartogram of the world's amphibian diversity. Clearly, this does not resemble most traditional maps of the world. Regions which contain large numbers of amphibian species are illustrated as more pronounced, while areas with low numbers are virtually non-existent. As I would have expected, the rain forest makes South America the most important area on this map.
Friday, April 17, 2009
Flow Map
This is a flow map of trucking routes based out of the state of Texas. I found this map to be extremely effective in getting its message across. From just a quick glance, I can tell where the bulk of Texas's hull is distributed to, and how vast Texas trucking is. The vein, or tributary like design also shows detailed information about where these trucks are going, without overcrowding the map space.
Isoline Map
Wednesday, April 15, 2009
Proportional Circle Map
This is a proportional circle map showing the Mexican population in the western U.S in 1990. This particular map is a continuous-variable proportional circle map, meaning that there is all different sizes of circles. This differs from a range-graded proportional circle map that has only a set number of circle sizes. The map shows that Texas and California has an overwhelming percentage of the western U.S's Mexican population.
Tuesday, April 14, 2009
Choropleth Map
This is a Choropleth map that shows ratio map data. The map scale tells us that the darker shades of green represent a higher percentage of Hispanic or Latino population across the state of Florida. The trend of the map seems to be that the northern part of Florida has a low percentage of Hispanic and Latino population compared to the southern part.
Dot Distribution Map
Propaganda Map
Hypsometric Map
This is a Hypsometric map of the state of Maryland. The different shades on the map tell us how the altitude differs across the state. Maryland appears to increase in altitude from southeast to northwest. The state has a wide range in altitude which goes as low as below 50 feet, and as high as over 3,000 feet.
PLSS Map
Cadastral Map
Thematic Map
nThis map of soil moisture regimens shows some interesting information. The eastern half of the United States is almost entirely Udic with some splashes of Aquic. The soil regimens in the western portion of the contingent U.S is a swirl of 8 or 9 different soil types, and not one type really dominates. This shows that the soil regimen in the western U.S is much more diverse than the eastern U.S.
Topographic Map
Planimetric Map
This is a Planimetric map. Planimetric maps are digital, graphic maps that portray the horizontal position of planimetric features using lines and symbols. Planimetric maps are used for preliminary design of transportation projects. This example of a Planimetric map shows the layout of in area in bright neon colors.
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