Crowdsourcing is a modern way to collect data thanks to the Internet. In OpenStreetMap, using crowdsourced data is prevalent. Today, we are going to analyze Crowdsourced Mapping Data from UCI repository.
Decision tree is an straightforward and powerful machine learning algorithm. However, it could mislead the result if the data is imbalanced. Today, we’re gonna talk about how to cope with imbalanced data by building three decision trees.