New Using Google Maps Amongst Crossfilter
Crossfilter.js is a JavaScript library for exploring multivariate datasets. Combine Crossfilter amongst the Google Maps API in addition to it is possible to exercise mapped information visualizations amongst rattling powerful filtering options.
Last twelvemonth Brendan Kenny of the Google Maps Developers Team created a useful video demonstration of how to connect Crossfilter to the Google Maps API. All the code used inwards the video is available on GitHub in addition to you lot tin also play amongst this example map to larn an thought of how powerful the combination of Crossfilter in addition to Google Maps tin be.
Muyueh Lee has also used Crossfilter amongst Google Maps to exercise a visualization of traffic accidents in Hsinchu City, Taiwan. Traffic Accidents Hsinchu maps all traffic accidents inwards the metropolis betwixt Jan to October, 2013.
As good equally the Google Map showing the place of the accidents the visualization includes a disclose of charts in addition to graphs showing the accident information yesteryear month, hateful solar daytime in addition to hour. The effect of binding Crossfilter to the Google Map is that the Traffic Accidents Hsinchu map tin hold upward filtered yesteryear month, hateful solar daytime in addition to hour.
Click on the charts in addition to graphs in addition to you lot tin filter the information shown on the map. For event you lot tin direct private days on the Accident Weekday bar nautical chart to visualize the accidents shown on the map yesteryear private hateful solar daytime of the week. Or you lot could direct Sat in addition to Lord's Day on the nautical chart to sentiment all the accidents that occurred at the weekend.
Crossfilter also includes tools to direct a attain of data. Click on the Accident Hour nautical chart in addition to you lot tin direct a attain of hours to sentiment the accidents on the map yesteryear hour(s) of the day.
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