if a label, or category information,
does not exist
# clustering # unsupervised learning # k-means, hierarchical clustering algorithms
# a method that defines similarity between data points and merges the closest ones in order
# more about insight into how things might be grouped than about prediction
# used for understanding the characteristics of the data itself
if it does exist
# classification # supervised learning
# used to predict the group of new data
# a process of understanding the relationship between existing categories and data, and predicting the category of newly presented data
August 5, 2022
