Saturday, December 4, 2010
Hypsometric Map
Hypsometric Map
A hypsometric map displays information about elevations through contour lines, or as in this example, through shading, color tinting, and occasionally, batching.
Cadastral Map
Cadastral Map
Cadastral maps display spatial depictions of land parcel blocks and when maintained properly serve as the base for a reliable property rights system.
Topographic Map
Topographic Map
Topographic maps represent the relief of an area using contour lines. The contour lines connect and represent the elevation of an area.
Planimetric Map
Planimetric Map
Planimetric maps are digital, graphical maps that portray horizontal information using points, lines, and polygons. They are associated with an X,Y coordinate system and are most often used in urban planning and development.
Dot Distribution Map
Dot Distribution Map
Dot Distribution maps represent populations of a variable according to densities. In this example, the cartographer chose to use red dots to exemplify Feeder Watchers homes in North America. Most Feeder Watchers live in the northeast United States.
Proportional Circle Map
Proportional Circle Map
Proportional Circle Maps are popular because circle scaling is less difficult than with other symbol forms and they are more visually stable, and so they result in images that cause little eye irritation to map readers.
Isoline Map
Isoline Map
Isolines are extremely important in weather mapping because they are easily understood and quickly demonstrate temperature differences on a map. Most often, red indicates the hottest areas, and blue represents cold areas.
Cartogram
Cartogram
This example of a cartogram is depicting the allotment of electoral votes in the US. Electoral votes are awarded to each state according to the size of the population. This example details that Wyoming, Montana, North Dakota, and Washington D.C. have the same land mass size although in reality the first 3 states are hundreds of times larger than D.C.
Statistical Map
Statistical Map
This statistical map from the 2004 elections is a representation of the candidates "winning" states and their respective sizes in regards to populations. in 2004 Bush won more states than Kerry, but Kerry's states had larger populations of people.
Cartographic Animations
Cartographic Animations
Cartographic animations display information that is most often the most difficult to convey, time. In this example. warning signs flash over areas of high traffic congestion.
Aerial Infrared Photo
Infrared Aerial Photo
In this map the aerial photograph displays an area at UGA . The red areas in the map represent zones of high vegetation.
In this map the aerial photograph displays an area at UGA . The red areas in the map represent zones of high vegetation.
Black and White Aerial Photo
B&W Aerial Photo
This black and white aerial photograph is considered a map type because it shows the lay of the land in a particular city in an organized and understandable fashion.
Doppler Radar
Doppler Radar
Doppler Radar uses the velocity of microwaves' frequencies to give highly accurate measurements of the target's velocity towards the radar. The image to the left is a map of Hurricane Frances in 2004
LIDAR
LIDAR
LIDAR, which stands for Light Detection and Ranging, is a type of remote sensing technology that uses laser pulses and scattered light to measure distance and ranges of a distant object. In this example, LIDAR was used to display the aftermath of the September 11th attacks on the World Trade Center.
Continuously Variable Proportional Circle Map
Continuously Variable Proportional Circle Map
A continuously variable proportional circle map is a map that uses circle of representing different values to represent point data.
Range Graded Proportional Circle Map
Range Graded Proportional Circle Map
In this map, the cartographer applies a formula to control the area of circles and then applies precise expansion factors, creating proportional circle maps in which the circle area reflects the population of Mexicans in the Western US.
Classed Choropleth Map
Classed Choropleth Map
In this map, the 6 classes are distinguished by 6 colors. The proportions of males per 100 females are not exactly the same in every state that is the same color, but they can be attributed to the same class.
Unclassed Choropleth Maps
Unclasped Choropleth Maps
This type of choropleth map assigns shadings proportional to the data displayed so that the maps do not have to classify the data.
Univariate Choropleth Maps
Univariate Choropleth Map
This choropleth map is using crime propensity by block to distinguish each class marking. It is univariate because each block is it's own isolated geographic area.
Standardized Choropleth Map
Standardized Choropleth Map
This Choropleth map is an example of a standardized choropleth map because it is demonstrating each pixelated unit, a certain area (in m, km, mi, etc.), as a function of the population interaction index. This is more accurate than a map according to political boundaries.
UNstandardized Choropleth Map
Unstandardized Choropleth Map
This is an example of an unstandardized choropleth map because it is describing the change in population for a state as a whole, while it is not clearly representing the change in each county. Shifts at more localized levels are not displayed which in fact may be more relevant to the data requested.
Nominal Area Choropleth Map
Nominal Area Choropleth Map
A nominal area choropleth map uses nominal data (such as % of population per square kilometer) and displays it on a map using specific colors or patterns to represent the differences in percentage. This example uses varying degrees of red tones to distinguish between high percentages and low percentages of hispanic populations in the United States.
A nominal area choropleth map uses nominal data (such as % of population per square kilometer) and displays it on a map using specific colors or patterns to represent the differences in percentage. This example uses varying degrees of red tones to distinguish between high percentages and low percentages of hispanic populations in the United States.
Bilateral Graph
Bilateral Graph
A bilateral graph is an example of a visualizing map. Two related variables, in this graph, longer term mortgage assets, and construction and development loans are graphed according to time (year).
A bilateral graph is an example of a visualizing map. Two related variables, in this graph, longer term mortgage assets, and construction and development loans are graphed according to time (year).
Lorenz Curve
Lorenz Curve
A Lorenz Curve is a probability curve. In this graph, it is demonstrating the unequal distribution of income. The farther it is from the line of equality, the more unevenly the % of income is distributed.
Index Value Plot
Index Value Plot
An index value plot shows the ratio of all items being compared against one another in a specific period of time. This particular example is comparing the genome maps of particular organisms.
Scatter Plot
Scatter Plot
This plot maps out a linear relationship between wives ages as a function of their husbands. This distribution shows that as a wife gets older, her husband does as well.
Population Profile
Population Profile
This population profile represents a city's current age distribution and the projected age distribution in 2026. It demonstrates it's current status and pending growth.
Climograph
Climograph
In a climograph, the bar graph represents precipitation over time, and the line represents the temperature. In this climograph, the months of June, July, August, and September in Memphis, TN had the highest temperatures as well as the most rain.
Triangular Plot
A triangular plot graphically depicts the ratios of three variables as positions in an equilateral triangle. (definition)
This particular map is comparing 4 types of soils and the organisms living within them.
Stem and Leaf Plot
Stem and Leaf Plot
A stem and leaf plot is a way to organize random data. In this example, the data is organized in a tabular way, to make it easier to see relationships, how many "leafs" there are to the "stem" or number values in increments of 10.
Similarity Matrix
Similarity Matrix
This similarity matrix is cartographically representing the song "Hey, Jude" by The Beatles. Dark blue squares represent lines of similarity, or repeating parts. Google defines a similarity matrix as, "a matrix of scores which expresses the similarity between 2 data points."
defintion
Correlation Matrix
Correlation Matrix
This is a correlation matrix because it is estimating the relationship between multiple variables.
Wednesday, December 1, 2010
Star Plot
Star Plot
This star plot represents the position of the stars over Ireland. It is interesting to read in the article accompanying this map that the Monks of early Christianity realized the Earth was indeed round, and that the Earth had a gravitational "wobble"which explained the shift in positions of the stars.
Choropleth Map
Choropleth Map
This map shows the percent of people living in Florida who are of Hispanic decent by county. This map is 10 years old, and has some skips in the natural breaks, but is overall a decent representation of the greater Hispanic populations in FL.
http://www.ilstu.edu/~jrcarter/Geo204/Choro/Tom/
Mental Map
Mental Map
This map represents a mental map of a child from Gaza. She is recalling from memory her home, friends, and an airplane. The placement of these features is important. She is orienting these pictures as they are in her life, and as she seems them . Her home and airplane are much bigger than she is, the plane is flying overhead, and there are clouds above the plane.
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