Read this blog today, this is a very good article to talk about how to handle large amounts of markers in your Google Maps Application.
One method is called MarkerClusterer. It is a simple and effective solution for displaying many Markers on the map.
More detailed can be found Xiaoxi Wu's blog. http://googlegeodevelopers.blogspot.com/2009/04/markerclusterer-solution-to-too-many.html
Friday, March 18, 2011
Interactive Demographic Maps from NY Times
Mapping America: Every City, Every Block
This is a very useful map application. users can browse local data from the Census Bureau's American Community Survey, based on samples from 2005 to 2009. User can choose from population, income, family and education category to visually check the spatial pattern of each variable and may help them better understand the demographic distribution in the area they are interested.
This is a very useful map application. users can browse local data from the Census Bureau's American Community Survey, based on samples from 2005 to 2009. User can choose from population, income, family and education category to visually check the spatial pattern of each variable and may help them better understand the demographic distribution in the area they are interested.
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