├── LICENSE ├── README.bak.md ├── README.md ├── data ├── 20newsgroups.mat ├── enron_tdm_n2000.mat ├── reuters.mat ├── twitter_tlvl10_n2000.mat └── vis_paper.mat ├── evaluation ├── README.md ├── topic_coherence │ ├── LICENSE │ ├── README.md │ ├── compute_pmi_log2.m │ ├── example_data.mat │ ├── example_pmi.m │ ├── pmi.m │ └── pmi_example.mat └── total_document_coverage │ ├── README.md │ ├── compute_total_doc_cvrg.m │ ├── example_data.mat │ └── example_total_doc_cvrg.m ├── library ├── lens_nmf │ ├── example_lens_nmf.m │ ├── lens_nmf.bak.m │ └── lens_nmf.m ├── nmf │ ├── anls_entry_rank2_precompute.m │ ├── fcnnls.m │ ├── nmf.m │ ├── nmfsh_comb.m │ ├── nmfsh_comb_original.m │ ├── nmfsh_comb_rank2.m │ ├── nnlsm_activeset.m │ ├── nnlsm_blockpivot.m │ └── normalEqComb.m ├── ramkis │ ├── parsenmf.m │ └── weakorthonmf.m └── topictoolbox │ ├── GibbsSamplerLDA.cpp │ ├── GibbsSamplerLDA.dll │ ├── GibbsSamplerLDA.m │ ├── GibbsSamplerLDA.mexglx │ ├── GibbsSamplerLDA.mexw64 │ └── tfidf2.m └── main.m 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