4.1 Naive Bayes Classifiers

Basic concepts in Bayesian statistics: posterior probability & prior probability

• 可以借助通信中的符号判决过程来理解先验和后验。

• A posterior probability is the probability of assigning observations to groups given the data. A prior probability is the probability that an observation will fall into a group before you collect the data.

  source: https://support.minitab.com/en-us/minitab/18/help-and-how-to/modeling-statistics/multivariate/supporting-topics/discriminant-analysis/what-are-posterior-and-prior-probabilities/

• van de Schoot, R., Depaoli, S., King, R. et al. Bayesian statistics and modelling. Nat Rev Methods Primers 1, 1 (2021). https://doi.org/10.1038/s43586-020-00001-2