An example of a lprenz curve. It shows income distribution among the percentage of poulation in a household. A mathematical formula is used to figure the prbability in the graph. http://content.answers.com/main/content/wp/en/b/bd/Lorenz-curve1.png
Sunday, November 30, 2008
bilateral graph
An example of bilateral graph. It compares two or more sets of data in an easy to see visual form. http://www.mofa.go.jp/policy/oda/category/environment/pamph/2001/image/1_3.gif
nominal area choropleth map
An example of a nominal area map. This map shows nominal data. This map shows the gross domestic product of countries from around the world. http://upload.wikimedia.org/wikipedia/commons/7/70/GDP_nominal_per_capita_world_map_IMF_2007.PNG
unstandardized choropelth map
An example of unstandardized choropleth map. The map in not aerally averaged. It shows vacancy by zip code. http://www.sfu.ca/unigis/images/price10.jpg
standardized choropleth map
univariate choropleth map
An example of univariate choropleth map. It shows one form of data. this map is the simplest form to show data, it also is broken down in color coded shades. http://people.cas.sc.edu/hardistf/images/univariate_map.jpg
bivariate choropleth map
An example of bivariate map. The map shows two types of data. This map shows life expectancy and gross national products in 1989 as the intervals. The key shows the legend and corresponding colors to show the data.http://www.geocities.com/stevejford/Africa_Choropleth.jpg
unclassed choropleth map
classed choropleth map
An example of a classed choropleth map. The data is color coded. The degree of shading for the data makes this map unique. The lkey in the corner shows the aamount of methane emissions from cattle in 1992. http://personal.uncc.edu/lagaro/2101/2101_ProjectsS2001/beefmethaneJMK.gif
range graded proportional circle map
continuosly variable circle map
Wednesday, November 26, 2008
DOQQ
A DOQQ photo is a aerial photo that has been corrected by using a mathematical formula. this correction is called orthorectified. The photo is then considered equivalent ot a map. http://www.usgsquads.com/prod_doqq.htm
DEM
A DEM is short for digital elevaton model. Using remote sensing techniques such as satellites and photogametry, a digital relief is created. http://www.bigchicocreek.org/nodes/aboutwatershed/ecr/maps/bigchico_3d_dem_s.jpg
DLG
An example of a DLG map. A DLG is short for digital line graph. Cordinates are formed or used in vector form to show cartographic information. This map is a view of Athen GA. http://ga.water.usgs.gov/olympics/athens.dlg.gif
DRG
An example of a DRG map. It's a digital rastor graphic scanned from USGS topographic maps. The map is georefereced to the mercator projection http://lter.kbs.msu.edu/maps/GIS/DRG_d.jpg
Sunday, November 23, 2008
isopleth
An example of an isopleth map showing hydrogen ion concentration as PH. Note the colors used to show the concentrations that equal across the USA. Shades of color are used to show the amount of concentration. It defers from a chloropleth becase the boundries are aranged according to the data used.
http://www.epa.gov/castnet/images/ph_map.gif
http://www.epa.gov/castnet/images/ph_map.gif
isopach
An example of a isopach. An isopach shows a relief of oceans,seas, that are not visible. These maps are used by geologist,oceanographers to determine rock formations and there depth. http://www.kgs.ku.edu/DPA/County/rs/gif_sw/morrow_meramec.gif
isohyets
An example of isohyets. Isohyets is a contour map showing rainfall. This example is Africa. The legend on the bottom left shows a color coded key of the amount of rainfall. The white areas show minimal rain the dark green shows the most rainfall. The map is not clear if it is inches, meters etc. www.artsci.wustl.edu/.../courses/306/precip.GIF
isotachs
An example of isotachs. The contour type lines show wind direction. Wind direction is shown by barbs on the contour lines. Numbers near the contour show the altitude and wind speed. Similiar to isobars. http://www.ametsoc.org/AMSedu/dstreme/images/ua_300w.gif
isobar
An example of a isobar of western europe. The isobars are the contour lines that show atmospheric presure. the closer the isobars are the conditions for strong winds are greater. http://www.wsurf.net/pics/vrijeme/data/isobar-map.gif
Thursday, November 20, 2008
LIDAR
An example of LIDAR map. A LIDAR uses lasers measurements taken from an airplane. The LIDAr detrmines or measures depth and relief. This is a before and after of Hurricaine Rita in 2001. The left side shows a before aerial photo and the left a LIDAR image. http://coastal.er.usgs.gov/hurricanes/rita/lidar/hollybeach.html
doppler radar
black and white aerial photo
An example of black and white aerial photo. Image is from Northstar Imaging Aerial Photography. A fine art and photography studio in Harrisburg, PA. http://northstargallery.com/aerialphotography/gallerybw.htm
infrared aerial photo
An example of infrared aerial photo. The city of Massena NY. The town an village boundries are shown in red according to the website. It is used to evaluate land use , zoning and environmental resources in the town.http://www.cedareden.com/massena/gis.html
Sunday, November 16, 2008
cartographic animation
An example of cartographic animation found on youtube.com. Shows The Battle of Guilford Courthouse.
statistical map
An example of a statistical map. This map is shows northern Africa and the Middle East. The map shows how many people are online in theses countries. The darker the shade the more of the population is online.http://www.arabdev.org/map
cartogram
This is an example of a cartogram. The geography is distorted to show information about the sorld population. The countries with the most or more populous is distorted to reflect the population size.http://strangemaps.wordpress.com/2007/03/31/96-a-cartogram-of-the-worlds-population
Wednesday, November 5, 2008
flow map
isoline map
This is an example of an isoline map. It displays the high temperature of North carolina for January 31, 1981. The temperature interval is Color coded on the bottom right. http://personal.uncc.edu/lagaro/2101/2101_ProjectsS2002/AshleyVoncannon.html
proportional circle map
This is an example of a proportional circle map of the Michigan area. It is showing the census from 1970. Dots are showing the urban and rural populations of the area. the size of each dot is determined by the amount of people living in that particular area.http://mapmaker.rutgers.edu/355/links.html
choropleth map
dot distribution map
This is an example of a dot distribution map. http://www.wisconline.com/It shows census data of Milwaukee county from 1990. According to the website each dot on the map represents 50 people. The map shows a density of people living near the urban areas. As you view the map of the norteast and southern parts of the county the population is spread out revealing the suburban area. This map was used for protection of natural resources and the stress of population on the environment
Propaganda map
Tuesday, November 4, 2008
hypsometric map
This is a an example of a hypsometric map of a region in map. Hypsometric maps show relief and elevation through the use of colors and shading. sometimes the shading used resembles the shadow that the elevation would make. couresy of http://www.reliefshading.com/colors/hypsometric.html
PLSS map
Cadastral map
This an image of a cadasatral map. A cadastral map shows land ownership in the form of parcels, lots, etc. It can also show value and location. The maps are used in legal issues and usually are located and used in government. This map is couresy of http://www.dgs-gis.cz/mapy.php?store_lang=en
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