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FWIW, latent semantic analysis is just a particular application of principal component analysis.
by bunderbunder 8y ago
FWIW, latent semantic analysis is just a particular application of principal component analysis.
- closed 8y agoAnd principle component analysis is a special case of factor analysis, which definitely makes all this stuff fit together nicely! https://www.microsoft.com/en-us/research/wp-content/uploads/2016/02/bishop-ppca-jrss.pdf https://www.microsoft.com/en-us/research/wp-content/uploads/...
- kurthr 8y agoThis PPCA is really clever... allowing MLE for missing data/variance in a PCA in genius.