Contents
Can a raster map be used as a basemap?
Raster data can be added as a basemap within the CARTO platform which by default uses vector graphics for map rendering.
What’s the difference between raster and vector maps?
Raster vs Vector Maps: What’s the Difference & Which are Best? Raster is faster but vector is corrector! Have you ever heard that phrase when debating whether to use raster or vector data for visualizing layers (e.g. demographics, financial, human mobility) or real world features (e.g. houses, roads, trees, rivers) within Spatial Data Science?
How is vector data used in Carto VL?
Below we can see vector data (specifically polygons representing the evolution of Manhattan’s building footprints over time) within a map created using CARTO VL. Vector data is fully supported across the CARTO platform since Location Intelligence relies on the ability to analyze and visualize data in such a format. Want to try for yourself?
What are the different types of vector data?
Rather than working with a matrix of cells, vector data stores basic geometries (made up of one or more interconnected vertices), with three key types: Points – single vertex, e.g. a house. Lines – two or more vertices where the first and last vertex are not equal, e.g. a road.
When to use raster or vector data in spatial analysis?
When working with raster or vector data within the sphere of spatial analysis there are of course a myriad of use cases that can be employed but as has been touched upon already there are specific cases where it can make sense to use one over another.
How to convert raster data to vector format?
Conversions You will find some utilities in R to convert data from raster to vector format and vice-versa. However, whenever you start converting objects, you should wonder whether you are taking the right approach to solve your problem.
Why are raster datasets so much bigger than vector data?
Raster datasets can become potentially very large because they record values for each cell in an image. As resolution increases, the size of the cell decreases. But this comes at a cost for speed of processing and data storage. It’s not always straight-forward which spatial data type you should use for your maps.