- TopicFlow model: Java code. Forthcoming.
- Labeled-LDA model: Java code. Forthcoming.
- Described in Labeled LDA: a supervised topic model for credit attribution in multi-labeled corpora. Daniel Ramage, David Hall, Ramesh Nallapati and Christopher Manning, EMNLP 2009. [pdf]
- Link-PLSA-LDA: C code that implements the Link_PLSA_LDA model for text and citations. Based on David Blei's LDA-c code. The tar bundle contains a README file with usage instructions.
- Described in Joint Topic Models for Text and Citations. Ramesh Nallapati, Amr Ahmed, Eric P. Xing, William Cohen, KDD 2008. [pdf]
- Multiscale LDA: C code that implements the Multi-scale Topic Tomography model. Modification of David Blei's LDA-C code. Documentation incomplete.
- Described in Multi-scale Topic Tomography. Ramesh Nallapati, William Cohen, Susan Ditmore, John Lafferty and Kin Ung, ACM-KDD, 2007. [pdf] [ppt]
- Multi Threaded extension of David Blei's LDA implementation in C. Speeds up the computation by orders of magnitude depending on the number of processors. The tar bundle contains a README file with usage instructions.
- Described in Parallelized Variational EM for Latent Dirichlet Allocation: An experimental evaluation of speed and scalability. Ramesh Nallapati, William Cohen, John Lafferty, ICDM workshop on High Performance Data Mining, 2007 [pdf] [ppt]