3743 search results for "Map"

Using PostgreSQL and shiny with a dynamic leaflet map: monitoring trash cans

March 1, 2017
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Using PostgreSQL and shiny with a dynamic leaflet map: monitoring trash cans

When there is increased social activity, trash cans can get full quicker. On the contrary, during very cold weather, trash cans can take one or a couple of more days to get full. Therefore, knowing when trash cans are full is important to pick them up right away rather than waiting for a specific day PostgreSQL and shiny...

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Mapping Biodiversity data on smaller than one degree scale

February 22, 2017
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Mapping Biodiversity data on smaller than one degree scale

Guest Post by Enjie (Jane) LI I have been using bdvis package (version 0.2.9) to visualize the iNaturalist records of RAScals project (http://www.inaturalist.org/projects/rascals). Initially, the mapgrid function in the bdvis version 0.2.9 was written to map the number of records, number of species and completeness in a 1-degree cell grid (~111km x 111km resolution). I applied this

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How to make a global map in R, step by step

February 21, 2017
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How to make a global map in R, step by step

In this post, I want to walk you through the logic of building a map, step by step ... The post How to make a global map in R, step by step appeared first on SHARP SIGHT LABS.

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The Tile Grid Map for Canada

February 14, 2017
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The Tile Grid Map for Canada

I love the tile grid map: Source I think they’re elegant, easy to read, and great for data that are population agnostic. I live in Canada, though. And it sucks (well, no it doesn’t!) because I’ve only ever seen tile grids for America. I dec...

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How to map geospatial data: USA rivers

February 7, 2017
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How to map geospatial data: USA rivers

The post How to map geospatial data: USA rivers appeared first on SHARP SIGHT LABS.

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Superheat: supercharged heatmaps for R

February 3, 2017
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Superheat: supercharged heatmaps for R

The heatmap is a useful graphical tool in any data scientist's arsenal. It's a useful way of representing data that naturally aligns to numeric data in a 2-dimensional grid, where the value of each cell in the grid is represented by a color. It's a natural fit for data that's in a grid already (say, a correlation matrix). But...

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Mapping unemployment data, 2016

January 30, 2017
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Mapping unemployment data, 2016

The last few posts at Sharp Sight have been fairly intense. Let’s make a quick map ... The post Mapping unemployment data, 2016 appeared first on SHARP SIGHT LABS.

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Creating a “balloon plot” as alternative to a heat map with ggplot2

January 24, 2017
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Creating a “balloon plot” as alternative to a heat map with ggplot2

Heat maps are great to compare observations with lots of variables (which must be comparable in terms of unit, domain, … Read More →

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Finding antipodes using the globe and ggmap packages

January 20, 2017
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Finding antipodes using the globe and ggmap packages

The antipode of any place on Earth is the point on the Earth's surface that is diametrically opposite to it. How can you use ggmap to find antipodes? Continue reading → The post Finding antipodes using the globe and ggmap packages appeared first on Data Science with R.

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The Genetic Map Comparator: a user-friendly application to display and compare genetic maps

January 18, 2017
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The Genetic Map Comparator: a user-friendly application to display and compare genetic maps

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