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Sparse Additive Generative Model of Text
Matlab C M Other
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3rd-party
bounds added source
data
estimate not sure
hdp-lda not sure
utils added functionality to sortidxs
HOWTO
NBaspect.m useful baseline
README
TODO added note about stuff todo
computePerplexity.m added source
install_sage.m added installer, made some bugfixes
makeTopicReport.m added comment
preprocess.m added source
runLDA.m bugfixes
runTAM.m cleaning up
sparseTAM.m
startup.m
tamEStep.m
tamEStepInnerMex.c moved util.h to 3rd-party
tamEStepNoMex.m bugfix

README

This is a soft launch for the distribution of the code from our paper,

Sparse Additive Generative Models of Text
Jacob Eisenstein, Amr Ahmed, and Eric P. Xing
International Conference on Machine Learning, 2011

Code (c) 2011 Jacob Eisenstein
Licensed under the Apache License, version 2.0 
http://www.apache.org/licenses/LICENSE-2.0.html

This distribution includes borrowed code from lots of other smart people. It's all in the directory called "3rd-party":

1) fastfit, lightspeed, util.h, and util.c are from Tom Minka. These are released under the MIT license.
2) lda-eval is a slightly-modified version of the LDA evaluation code from Wallach, Murray, Salakhudinov, and Mimno [MIT license]
3) minimize.m is from Carl Rasmussen 
4) process_options.m is from Mark A. Paskin, under the GPL 2
5) tprod is from Jason Farquhar, under the license found in its directory

See "HOWTO" for how to get started.
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