Impute

How it is used

A technical word used by data scientists and statisticians; the noun is imputation. You impute missing values with or using a method. Good practice is to record which values were imputed, for example in a separate flag column.

Example sentences

1. We imputed missing ages with the median for each country.

2. How did you impute the missing incomes, and how many rows did it affect?

Common collocations

• impute missing values
• impute with the median
• imputation method
• imputed values

Related terms

• missing valuesEmpty cells or fields in a dataset where no value was recorded, often shown as NULL, NaN or a blank, which need to be handled before analysis.
• data cleaningThe process of finding and fixing problems in data, such as wrong formats, typos, duplicates and missing values, so that it can be trusted for analysis.
• medianThe middle value when all the numbers in a group are sorted from smallest to largest; half the values are below it and half are above it.
• data wranglingThe work of turning messy raw data into a clean, well-structured form for analysis, including reshaping, merging, filtering and fixing formats.

This word in other fields

The same English word can have a different meaning in another field:

• impute · Data Science & Analytics

More terms: Machine Learning and Data Processing

• artificial intelligence
• machine learning
• model
• dataset
• training data
• label
• train
• supervised learning
• neural network
• deep learning
• loss function
• overfitting