Sphinx Presentation

I put all recent presentations for Sphinx at here. Some of them were prepared by Dr. Ravi Mosur. Some of them are prepared by me. This will be a valuable resource for any one who is interested in Sphinx.

Slides for Sphinx 2 development:

Sphinx 2 FSG implementation prepared by Dr. Mosur

Slides for PocketSphinx development:

PocketSphinx Presentation. At the time, we have name it PocketSphinx yet. Prepared by David Huggines-Daines

Slides for Sphinxs 3.x development:

Sphinx 3.2 (2001) prepared by Dr. Mosur.
Sphinx 3.4 (2004) : Mainly speed-up of the decoder. A pretty good description on the 4-level categorization scheme.
Sphinx 3.4 Poster Presentation in ICSLP (2004)
Sphinx 3.5 (2004) : On various aspects of the decoder, we discuss the decoder itself and we also talked about a lot of code managment aspects of Sphinx.
Sphinx 3.5 Adaptation (2004) : Prepared by David Huggins-Daines: On the adaptation perspective of Sphinx ( pdf )
Sphinx 3.6 GMM Computation (2005) : Several improvement of GMM computation, mainly on CI-GMMS.
1st Progress Meeting of Sphinx 3.6 Development Progress (2005) : Progress report of Sphinx 3.6 Improvement of Search Strategies. Development progress of so-called Mode 5 search in Sphinx.
SphinxTrain MAP adaptation (2005) : Prepared by David Huggins-Daines. SphinxTrain MAP adaptation implementation.
2nd Progress Meeting of Sphinx 3.6 Development Progress (2005) : Progress report of Sphinx 3.6 Improvement of Search Strategies. Completion of mode 2 (FSG search). Stable version of search architecture.
3rd Progress Meeting of Sphinx 3.6 Development Progress (2005) : Completion of mode 3 (Flat lexicon search). Also contains an overview of Sphinx 3.X (From X=5 to X=6)
A new framework for Language Model Training (2006) : Prepared by Mr. David Huggin-Daines. Based on CMU-Cambridge LM Toolkit. Dave has built a new LM Training framework. This is not yet released.
Sphinx 3.6 (2006) : On new features in Sphinx 3.6: new software architecture, speaker adaptation, acoustic modeling, FSG search and confidence estimation.
Towards Automatic Acoustic Model Training (2006) : Prepared by Mr. Eric Thayer, creator of SphinxTrain. It details a developing framework used by Eric and he will soon check it in to Sourceforge.
> 65536 (2006) : It details the challenge of how we port the code to support 32 bit LM.
CMU Sphinx from 2004 to 2006 Jul. (2006) A general overview of the project since 2004.

Slides for the OpenSALT project

OpenSALT implementation Forum (2005) : Prepared by Yitao Sun.

Slides for the discussion of further development of cmudict.

Refurbishing of cmudict (2006) : Prepared by Prof. Alex Rudnicky.
A "Momont" of thought on cmudict and Friends (2005) : Prepared by John Kominek.

Slides for the history of Sphinx

Brief history : A brief description from Sphinx I to Sphinx IV

Slides for the internals of Sphinx

From main() to the search routine of Sphinx 3. A brief overview.

Slides for CALO development:

Below are a set of presentation I do monthly for the CALO project, there are a lot of interesting stuffs during the year 2004. You can also learn more about our daily lives. :-)

I intend make this presentation less frequent in these day though because preparing all of them tends to make me quite tired.

CALO 2004 report (Jan) : Progress on GMM computation algorithm.
CALO 2004 report (Feb) : Progress on GMM computation, dynamic LM
CALO 2004 report (Mar) : Progress on decoder and ICSI transcription normalization
CALO 2004 report (Apr-May) : Progress on decoder and ICSI training
CALO 2004 report (Jun) : Speed, Adaptation, SphinxTrain, sphinxDoc
CALO 2004 report (Summer) : CALO recorder, decoder, architectural changes.
CALO 2004 report (Oct) : Technical aspects of the CALO decoder.
CALO Recognizer's 2004 Q1 Status : An executive summary from s3.3 to s3.4
CALO Recognizer's 2004 Q2 Status : An executive summary of s3.4 release
CALO Recognizer's 2004 Q3 Status : An executive summary of s3.5 release
CALO Recognizer's 2004 Q4 Status : An executive summary of s3.5 RC 2 to RC 5.