Machine Learning Flashcard

Front

Which of the following is an example of supervised learning? A) K-Means Clustering, B) Linear Regression, C) PCA (Principal Component Analysis), D) DBSCAN (Density-Based Spatial Clustering of Applications with Noise)

Back

Linear Regression

Front

What is overfitting in machine learning?

Back

When a model performs well on the training dataset but poorly on the test dataset.

Front

Which of the following is the primary purpose of the activation function in a neural network? A) To adjust the learning rate, B) To introduce non-linearity, C) To determine the number of layers, D) To control the number of neurons

Back

To introduce non-linearity

Front

Which algorithm is most commonly used for classification tasks?

Back

Support Vector Machines (SVM)

Front

In which of the following scenarios is unsupervised learning typically used? Predicting house prices, Classifying emails as spam or not spam, Grouping customers based on purchasing behavior, Forecasting stock prices

Back

Grouping customers based on purchasing behavior

Front

What does the "bias" term in a machine learning model represent?

Back

A parameter that helps the model fit better to the training data