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Hace 3 horas · Background and release After Spears spent a year promoting her seventh studio album Femme Fatale (2011), RCA Records executive vice president of promotions Joe Riccitelli said that Spears would take a year off from the music business to "be a mom and get married." Later in May 2012, it was confirmed that Spears would be joining fellow singer Demi Lovato as a judge on the second US season of ...
- 4:44
- November 20, 2012
- August 2012
Hace 1 día · Principal component analysis ( PCA) is a linear dimensionality reduction technique with applications in exploratory data analysis, visualization and data preprocessing . The data is linearly transformed onto a new coordinate system such that the directions (principal components) capturing the largest variation in the data can be easily identified.