lsa_essayscoring
lsa_landauer
lsa_plot
Demonstrates how student essays can be scored with Latent Semantic Analysis (from a tutorial given at the ProLearn Summer School 2006, Bled, Slowenia).
Demonstrates the example from Landauer, T., Foltz, P., Laham, D. (1998): Introduction to Latent Semantic Analysis, In: Discourse Processes, 25, pp. 259-284
Visualises a latent semantic space with two singular values in a 2D scatter plot