Speeding up Leaflet-based Shiny Apps with Polygon Simplification

Speeding up Leaflet-based Shiny Apps with Polygon Simplification

Optimizing the performance of Shiny applications has a number of sub-topics that deserve attention. One particular class of applications that we've observed significant performance issues are those that involve the use of interactive maps with polygons overlaid from shapefiles. An example of this type of application can be seen in ... Read More
Reported Bullying Incidents in Iowa School Districts

Reported Bullying Incidents in Iowa School Districts

One of our fundamental goals of OAITI is to empower organizations, communities, and even individuals to collect and analyze their data ... Read More
Analyzing Unique Ingredients in World Cuisines

Analyzing Unique Ingredients in World Cuisines

Certain ingredients are often staples of particular world cuisines. The use of hard cheeses in Italian cooking, and the use of masalas in Indian cooking are two particularly well-known examples. We sought out to discover what ingredients are most uniquely associated with other various cuisines ... Read More
Visualizing Online Calendar Data on Plotly Graphs

Visualizing Online Calendar Data on Plotly Graphs

Background A very common use of line charts is to visualize some quantity as a function of time. These are commonly called time series graphs and they allow trends in that quantity to be analyzed for changes. Sometimes these changes result from behavior. For instance, ... Read More
Introduction To Web Scraping and Data Cleaning

Introduction To Web Scraping and Data Cleaning

There are many instances where we find a list of useful items or a table placed on a web page that can help us enhance our analysis or even form the data for our projects. Most often, copy pasting off of the web page does not work very well and ... Read More
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