Package: r-cran-lsa Architecture: all Version: 0.73.1-1 Priority: optional Section: gnu-r Maintainer: Debian R Packages Maintainers Installed-Size: 251 Depends: r-base-core (>= 3.5.2-1), r-api-3.5, r-cran-snowballc Suggests: r-cran-tm Filename: buster/r-cran-lsa/r-cran-lsa_0.73.1-1_all.deb Size: 203852 MD5sum: 064927d996ffdaa53140558ad7c6e66f SHA1: 2578933a5fe5caa7449f53b927474de363cafdc8 SHA256: 5926db82f2c996dde6de7b0afcd2907b355b96bb20a7d842dd19e88ae523d9a5 SHA512: 44fdc9c4e95cca04946f7cc81adaa1a9e372ead902e334f02d1a81244041587f6f376755886f85567b0d7799ac62609e78b6d27f08b1ad0827437c829b03b3f6 Homepage: https://cran.r-project.org/package=lsa Description: Latent Semantic Analysis The basic idea of latent semantic analysis (LSA) is, that text do have a higher order (=latent semantic) structure which, however, is obscured by word usage (e.g. through the use of synonyms or polysemy). By using conceptual indices that are derived statistically via a truncated singular value decomposition (a two-mode factor analysis) over a given document-term matrix, this variability problem can be overcome.