Varma, Sudhir., Baras, John S., "Tool wear estimation from acoustic emissions: a model incorporating wear-rate", 16th International Conference on Pattern Recognition, pp. 492-495, Quebec City, CA, August 11-15, 2002
Varma, Sudhir., Baras, John S., Shamma, S A. , "Biologically-Inspired Acoustic Wear Analysis", NSIP: 2001 IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing, Baltimore, Maryland, June 3-6, 2001
Depireux, Didier A., Varma, Sudhir., Baras, John S., Srour, N., Pham, T., "Vehicle Classification Using Acoustic Data Based on Biology Hearing Models and Multiscale Vector Quantization", ARL Federated Laboratory 4th Annual Symposium, College Park, MD, March 21-23, 2000
