all AI news
Why we need to deal with imbalanced classes
Feb. 16, 2022, 11:30 a.m. | Georgia Deaconu
Towards Data Science - Medium towardsdatascience.com
Class imbalance naturally occurs in certain types of classification problems such as credit attribution (data set usually contains much more approved credits than rejected) or fraud detection (fraud usually represents a small percentage of the overall transactions).
Class imbalance means that one of the modalities of a categorical variable is over-represented with respect to the others, such as in the example below:
Example of pie chart for an imbalanced variable (Image by the author)It is recommended to handle the …
More from towardsdatascience.com / Towards Data Science - Medium
Jobs in AI, ML, Big Data
Data Architect
@ University of Texas at Austin | Austin, TX
Data ETL Engineer
@ University of Texas at Austin | Austin, TX
Lead GNSS Data Scientist
@ Lurra Systems | Melbourne
Senior Machine Learning Engineer (MLOps)
@ Promaton | Remote, Europe
C003549 Data Analyst (NS) - MON 13 May
@ EMW, Inc. | Braine-l'Alleud, Wallonia, Belgium
Marketing Decision Scientist
@ Meta | Menlo Park, CA | New York City