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  1. Principal Component Analysis (PCA) - GeeksforGeeks

    Nov 13, 2025 · PCA (Principal Component Analysis) is a dimensionality reduction technique and helps us to reduce the number of features in a dataset while keeping the most important …

  2. Principal component analysis - Wikipedia

    Principal component analysis (PCA) is a linear dimensionality reduction technique with applications in exploratory data analysis, visualization and data preprocessing.

  3. Principal Component Analysis (PCA): Explained Step-by-Step

    Jun 23, 2025 · Principal component analysis (PCA) is a statistical technique that simplifies complex data sets by reducing the number of variables while retaining key information. PCA …

  4. What is principal component analysis (PCA)? - IBM

    Principal component analysis, or PCA, reduces the number of dimensions in large datasets to principal components that retain most of the original information. It does this by transforming …

  5. Principal Component Analysis Guide & Example - Statistics by Jim

    Principal Component Analysis (PCA) takes a large data set with many variables per observation and reduces them to a smaller set of summary indices. These indices retain most of the …

  6. Understanding Principal Component Analysis (PCA) - Medium

    Oct 6, 2023 · Principal Component Analysis, or PCA, is a fundamental technique in the realm of data analysis and machine learning. It plays a pivotal role in reducing the dimensionality of …

  7. Principal Component Analysis: What Is PCA, How It Works, …

    Oct 30, 2025 · Principal Component Analysis (PCA) is the process by which a data complex can be simplified to achieve reduced dimensions. Learn the definition of PCA, how it works along …

  8. Principal Component Analysis (PCA) - cogn-iq.org

    Nov 28, 2025 · Principal component analysis (PCA) is a multivariate technique that transforms a set of possibly correlated variables into a new set of uncorrelated components ordered by the …

  9. What is Principal Component Analysis (PCA)? – Tutorial & Example

    Principal Component Analysis (PCA) is a mathematical algorithm in which the objective is to reduce the dimensionality while explaining the most of the variation in the data set.

  10. What is Principal Component Analysis (PCA)? 5-Step Guide

    Nov 10, 2025 · Principal component analysis, or PCA, is a statistical method that finds patterns in data by combining related variables into fewer, more informative components. It helps make …