Companies: Amazon, Apple Difficulty: Medium Frequency: Low Question Can you explain the Linear Discriminant Analysis and Quadratic Discriminant Analysis algorithms? Answer LDA (Linear Discriminant Analysis) and QDA (Quadratic Discriminant Analysis) algorithm is…
Companies: Microsoft Difficulty: Medium Frequency: Low Question Can you explain at a high level what is the EM Algorithm? Answer Expectation-Maximization (EM) is an unsupervised algorithm that estimates the solution of…
Companies: Microsoft Difficulty: Easy Frequency: Low Question Given 2 models, how can you be confident that one model is better than another? Answer There are a few ways to verify one…