The Process of Extracting Useful Information from Text Data Is

question 36

Multiple Choice

The process of extracting useful information from text data is known as __________.

• A)text mining
• B)tokenization
• C)stemming
• D)corpus

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Definitions:

Cyclical Movement

Fluctuations in business activity experienced over time, usually tied to economic cycles.

Random Variation

The unpredictable changes in data that do not follow a recognizable pattern, often due to random effects or causes.

Moving Averages

A method used in time series analysis to smooth out short-term fluctuations and highlight long-term trends by averaging data points over specific periods.

Exponential Smoothing

A method used in time series forecasting that applies decreasing weights to past observations.