202 Psychology Building
The University of Memphis
Memphis, TN 38152-3230

Office Phone: 901-678-2364; FAX: 901-678-2579
zcai@mail.psyc.memphis.edu
http://home.autotutor.org/zcai
 

A. Professional Preparation

1982    B. S.    in Mathematics, Huazhong University of Sci. and Tech., China

1985    M.S.    in Mathematics, Huazhong University of Sci. and Tech., China

 B. Appointments

1985-1993       Assistant Professor, Huazhong University of Sci. and Tech., China

1994-2001       Associate Professor, Huazhong University of Sci. and Tech., China

1995-1995       Visiting Associate Professor, Universite Pierre et Marie Curie, France

1996-2000       Visiting Associate Professor, Sudan University of Sci. and Tech., Sudan

2001-2004        Research Computing Specialist, The University of Memphis, USA

2004 - Present  Learning Technologies Instructor/Coordinator, The University of Memphis, USA

C. Journal Publications

Graesser, A.C., Cai, Z., Louwerse, M., Daniel, F. (2006).  Question Understanding Aid (QUAID): A web facility that helps survey methodologists improve the comprehensibility of questions.  Public Opinion Quarterly,70, 1-20. PDF

Louwerse, M.M., Cai, Z., Hu, X., Ventura, M., & Jeuniaux, P.(2006). Cognitively inspired natural language based knowledge representations: Further explorations of Latent Semantic Analysis. International Journal of Artificial Intelligence Tools. ,15(6),1021-1039

Penumatsa, P., Ventura, M., Graesser, A.C., Franceschetti, D.R., Louwerse, M., Hu, X., Cai, Z., & the TRG(2006). The right threshold value: What is the right threshold of cosine measure when using latent semantic analysis for evaluating student answers?. International Journal of Artificial Intelligence Tools. 15(5) ,767-777.

Hu, X, Cai, Z. & Graesser, A. C. (2005). Adaptive resolution method for Latent Semantic Analysis. Journal of Mathematical Psychology. 49(1), 92.

Graesser, A. C., McNamara, D. S., Lowerse, M. M. &Cai, Z. (2004).  Coh-Metrix: Analysis of Text on Cohesion and Language. Behavior Research Methods, Instruments, and Computers.  36(2) (pp. 193-202).

Wu, Y., Cai, Z., He, L.& Yang, S., (1994). Wavelet Analysis and its Application in Engineering. J. of Vibration Engineering, Special English Issue (pp. 83-91)

Cai, Z., Wu, Y., Xiong, G. & Yang, S., (1993). Two Practical Wavelet Techniques of Recognizing Fault Characteristics From Transient Signals. J. of Mechanical Engineering (China), 29 (6), (pp. 58-64)

Cai, Z., Wu, Y., Zhou, L. & Yang, S., (1993). A Study of Fault Diagnosis and Cutting Chatter with Wavelets. J. of Huazhong University of Science and Technology, 21(1), (pp. 88-94)

D. Book Chapters

Hu, X., Cai, Z., Wiemer-Hasting, P., Graesser, A., & McNamara, D.S. (2007).  Strengths, limitations, and extensions of LSA. In T. Landauer, D.S., McNamara, S. Dennis, & W. Kintsch (Eds.),Handbook of Latent Semantic Analysis. Mahwah, NJ: Erlbaum. (pp.401-426)

McNamara, D.S., Cai, Z., & Louwerse, M.  (2007).   Optimizing  LSA Measures of Cohesion. In T. Landauer, D.S., McNamara, S. Dennis, & W. Kintsch (Eds.), Handbook of Latent Semantic Analysis. Mahwah, NJ: Erlbaum. (pp. 379-400)

Graesser, A.C., Penumatsa P., Ventura M., Cai, Z., & Hu, X.(2007) .Using LSA in AutoTutor: Learning through Mixed-initiative Dialogue in Natural Language. In T. Landauer, D.S., McNamara, S. Dennis, & W. Kintsch (Eds.), Handbook of Latent Semantic Analysis. Mahwah, NJ: Erlbaum. (pp. 243-262)

Graesser, A.C., Louwerse, M.M., McNamara, D., Olney, A., Cai, Z., & Mitchell, H. (in press).  Inference generation and cohesion in the construction of situation models: Some connections with computational linguistics.  In F. Schmalhofer and C. Perfetti (Eds.), Higher level language processes in the brain: Inferences and comprehension processes.  Mahwah, NJ: Erlbaum.

E. Other Publications

Cai, Z., Rus, V., Kim, H.J., Susarla S., Karnam, P., & Graesser A.C., (2006). NLGML: A Natural Language Generation Markup Language.  In T. C. Reeves, S. F. Yamashita (Eds.), Proceedings of E-Learn 2006 (pp. 2747-2752). Honolulu, Hawaii. AACE.

Cai, Z., Hu, X., & Graesser, A. C. (2006) NLTML: A Mark-up Language for Transformation-based Question Generation. Publication of Technical Committee on Learning Technology (LTTC). Vol. 8 (1/2).

Cai, Z., Graesser, A.C., Louwerse, M.M., Yan, Y., & McNamara, D. S. (2005, August).  CohMetrix : measures of text cohesion.  Paper presented at the 38th Annual Meeting of the Society for Mathematical Psychology, Memphis, TN.   

Olney, A., & Cai, Z. (2005). An Orthonormal Basis for Entailment. In Proceedings of the Eighteenth International Florida Artificial Intelligence Research Society Conference, 554-559. Menlo Park, Calif.: AAAI Press.

Louwerse, M. M., Cai, Z., Hu, X., Ventura, M., Jeuniaux, P. (2005). The embodiment of amodal symbolic knowledge representations. In I. Russell & Z. Markov (Eds.), Proceedings of the 18th International Florida Artificial Intelligence Research Society ( pp. 542-547).Menlo Park, California: The AAAI Press.

Rus, V., Hu, X., Cai, Z., Graesser, A.C., Louwerse, M.M., & Olney, A. (2005, August).  Augmenting AutoTutor with deeper language processing.  Paper presented at the 38th Annual Meeting of the Society for Mathematical Psychology, Memphis, TN.  

Hempelmann, C.F., Dufty, D., McCarthy, P., Graesser, A.C., Cai, Z., & McNamara, D.S. (2005).  Using LSA to automatically identify givenness and newness of noun-phrases in written discourse.  In B. Bara (Ed.), Proceedings of the 27th Annual Meetings of the Cognitive Science Society.  Mahwah, NJ: Erlbaum.  

Dufty, D., Hempelmann, C., Graesser, A.C., & Cai, Z. (2005, July).  An algorithm for detecting causal and intentional information in text.  Poster presented at the 15th Annual Meeting of the Society for Text and Discourse.   Amsterdam, Netherlands.

Cai, Z., McNamara, D. S., Louwerse, M., Hu, X., Rowe, M., & Graesser, A. C. (2004). NLS: Non-latent similarity algorithm. In K. Forbus, D. Gentner, T. Regier (Eds.), Proceedings of the 26th Annual Meeting of the Cognitive Science Society (pp. 180-185). Mahwah, NJ: Erlbaum.[[pdf]

Hu, X., Cai, Z., Olney, A., Shen, J., & Graesser, A.C. (November, 2004).  Measuring similarity between semantic spaces.  Paper presented at the 34th Annual Meeting of the Scociety for Computers in Psychology.  Minneapolis, MN.  

Hu, X., Cai, Z. Louwerse, M., Olney, A., Penumatsa, P., Graesser, A.C., & TRG (2003).  Paper presented at the 2003 International Joint Conference on Artificial Intelligence.  Mexico. 

Ventura, M.J.,  Franchescetti, D.R.,  Pennumatsa, P.,   Graesser, A.C., Jackson, G.T., Hu, X., Cai, Z., and the Tutoring Research Group (2004). Combining Computational Models of Short Essay Grading for Conceptual Physics Problems.  In J.C. Lester, R.M. Vicari, & F. Paraguacu (Eds.), Intelligent Tutoring Systems 2004   Berlin, Germany: Springer.(pp. 423-431).

Hu, X., Cai, Z., Louwerse, M., Olney, A., Penumatsa, P., Graesser, A.C., & TRG (2003). A revised algorithm for Latent Semantic Analysis.  Proceedings of the 2003 International Joint Conference on Artificial Intelligence. San Francisco: Morgan Kaufmann. (pp. 1489-1491).[pdf]

Hu, X., Cai, Z., Franceschetti, D., Penumatsa,P., Graesser, A.C.,Louwerse, M.M., McNamara, D.S., & TRG (2003). LSA: The first dimension and dimensional weighting. In R. Alterman and D. Hirsh (Eds.), Proceedings of the 25rd Annual Conference of the Cognitive Science Society (pp. 1-6). Boston, MA: Cognitive Science Society.

Graesser, A.C., McNamara, D.S., Louwerse, M.M., & Cai, Z. (November, 2003).  Coh-Metrix: Analysis of text on cohesion and language.  Symposium presentation at the 33nd Annual Meeting of the Society for Computers in Psychology.  Vancouver, Canada.

F. Synergistic Activities

Zhiqiang Cai is now a computing specialist of the Institute for Intelligent Systems, the University of Memphis. He has a M Sc. degree in computational mathematics received in 1985 from Huazhong University of Science and Technology, P. R. China. He was an associate professor at Huazhong University of Science and Technology from 1994 through 2001, a visiting associate professor at Sudan University of Science and Technology from 1996 through 2000, a visiting associate professor at the University of Paris VI in 1995. Zhiqiang Cai has rich experience in teaching computational mathematics and computer programming. His current research interests are in algorithm designing and software development for tutoring systems and natural language processing.

G.  Collaborators & Other Affiliations:

a) Art Graesser, Danielle McNamara, Xiangen Hu, Max Louwerse, Vasile Rus, Andraw Olney, Phil McCarthy, David Dufty

b) Graduate Advisor: Nengchao Wang