Intro to Geospatial Raster and Vector Data: All Images

Intro to Geospatial Raster and Vector Data

Introduction to R and RStudio

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RStudio layout

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RStudio layout with .R file open

Project Management With RStudio

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A screenshot of a project folder containing multiple versions of data, analysis scripts, figures, and results files

Data Structures

Exploring Data Frames

Subsetting Data

Data frame Manipulation with dplyr

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Illustration of selecting two columns from a dataframe

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Illustration of multiple dataframes created by piping a dataframe to group_by

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illustration of creating a summary dataframe from grouped data

Introduction to Visualization

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Histogram of life expectancy by country showing bimodal distribution with modes at 45 and 75

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Histogram of life expectancy by country showing bimodal distribution with modes at 45 and 75

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Barplot of GDP per capita. Country names on x-axis overlap and are not readable

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Barplot showing GDP per capita. Country names on the y-axis are readable

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Writing Data

Intro to Raster Data

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Raster plot with ggplot2 using the viridis color scale

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UTM zones in the USA.

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Multi-band raster image

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Plot Raster Data

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Reproject Raster Data

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Source: National Ecological Observatory Network (NEON).

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Open and Plot Vector Layers

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Extent image

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Explore and Plot by Vector Layer Attributes

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Map of the footpaths in the study area.

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Map of the footpaths in the study area where each feature is colored differently.

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Map of the boardwalks in the study area.

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Map of the stone walls in the study area where each feature is colored differently.

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Roads and trails in the area.

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Roads and trails in the area demonstrating how to use different line thickness and colors.

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Roads and trails in the area with different line thickness for each type of paths.

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Roads and trails in the study area using thicker lines than the previous figure.

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Map of the paths in the study area with large-font.

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Map of the paths in the study area with large-font and an outline around the legend.

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Roads and trails in the area highlighting paths where horses and bikes are allowed.

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Map of the continental United States where the state lines are colored by region.

Plot Multiple Vector and Raster Layers

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Handling Spatial Projection & CRS

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Maps of the United States using data in different projections. Source: opennews.org, from: https://media.opennews.org/cache/06/37/0637aa2541b31f526ad44f7cb2db7b6c.jpg

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Convert from .csv to a Vector Layer

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Manipulate Raster Data

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Extent illustration Image Source: National Ecological Observatory Network (NEON)

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Image shows raster information extraction using 20m polygon boundary. Image Source: National Ecological Observatory Network (NEON)

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Image shows raster information extraction using 20m buffer region. Image Source: National Ecological Observatory Network (NEON)

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Create Publication-quality Graphics

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