Our Software

The Maryland Tongue Analysis Package (MTAP), containing EdgeTrak and Surfaces, was developed by the Vocal Tract Visualization Laboratory for use with ultrasound images of the tongue.

When using this software for data analysis please cite the published papers below discussing the programs.

EdgeTrak,
Li, M., Kambhamettu, C., and Stone, M. (2005) Automatic contour tracking in ultrasound images. Clinical Linguistics and Phonetics 19(6-7); 545-554.

Surfaces,
Parthasarathy, V., Stone M., and Prince, J.L. (2005)  Spatiotemporal visualization of the tongue surface using ultrasound and kriging (SURFACES). Clinical Linguistics and Phonetics. 19(6-7); 529-544

 edgetrak_image Edge Extraction and Tracking program Click here for more information
Designed by Min Li, Yusuf Akgul, and Chandra Kambhamettu, Department of Computer Information Systems University of Delaware. Click here to download (for Windows only. By downloading the software you are agreeing to the License Agreement)
Edge Trak tracks tongue and palate and extrasts them as a series of coordinate points which are saved in a text file.
 surfaces_image Display time-motion sequence.  Matlab v 7. Click here for more information
Designed by Vijay Parsatharathy and Jerry L. Prince, Department of Electrical and Computer Engineering, Johns Hopkins University. Click here to download (for Windows only). By downloading the software you are agreeing to the License Agreement)
Surfaces displays a sequence of contours as a time-motion display. Contour sequences can be averaged and compared numerically.

 surfaces_image

  • Click here for more information

  • Click here to download version for Matlab 2013a. By downloading the software you are agreeing to the License Agreement)

  • Uploaded July 1, 2013