query: What are residuals with regards to PCA?
positive_passages.docid: 81049
positive_passages.text: What norm of the reconstruction error is minimized by the low-rank approximation matrix obtained with PCA?
negative_passages.docid: 146190
negative_passages.text: Question about the relationship between the variance of residuals and variances of the data points
negative_passages.docid: 158823
negative_passages.text: Principal component analysis "backwards": how much variance of the data is explained by a given linear combination of the variables?
negative_passages.docid: 74282
negative_passages.text: Can I use PCA (or should I use regression) for testing the effect of multiple variables on one dependent variable?
negative_passages.docid: 28984
negative_passages.text: Normality of dependent variable = normality of residuals?
negative_passages.docid: 154899
negative_passages.text: Is it valid to perform PCA if Kaiser-Meyer-Olkin (KMO) index is very low?
negative_passages.docid: 125697
negative_passages.text: How to determine significant principal components using bootstrapping or Monte Carlo approach?
negative_passages.docid: 138077
negative_passages.text: Not sure about the interpretation of this residual plot
negative_passages.docid: 14481
negative_passages.text: How do I show that the sum of residuals of OLS are always zero using matrices
negative_passages.docid: 16744
negative_passages.text: Trend in residuals vs dependent - but not in residuals vs fitted
negative_passages.docid: 101622
negative_passages.text: Choosing number of principal components to retain
negative_passages.docid: 139690
negative_passages.text: Which variables should I transform, center, and/or standardize in my data for Principal Component Analysis?
negative_passages.docid: 11124
negative_passages.text: Normality of residuals vs sample data; what about t-tests?
negative_passages.docid: 6316
negative_passages.text: PCA on correlation or covariance?
negative_passages.docid: 113833
negative_passages.text: How do I deal with NAs in residuals in a regression in R?
negative_passages.docid: 48567
negative_passages.text: Skewed variables in PCA or factor analysis
negative_passages.docid: 113346
negative_passages.text: What is the proper association measure of a variable with a PCA component (on a biplot / loading plot)?